{ "meta": { "title": "Congress Avenue Bridge bat observations", "range_start": "2025-09-01", "range_end": "2026-08-31", "day_count": 365, "extracted_at": "2026-08-31T01:30:00Z", "last_updated": "2026-08-31", "source_credit": "Austin Bat Refuge", "source_pages": [ "https://austinbatrefuge.org/radar-3/", "https://austinbatrefuge.org/congress-avenue-bridge/", "https://austinbatrefuge.org/choose-your-view/", "https://austinbatrefuge.org/category/radar/" ], "mutable_page_snapshot": { "url": "https://austinbatrefuge.org/congress-avenue-bridge/", "modified_gmt": "2026-08-30T22:04:32Z", "dates": [ "2026-08-23", "2026-08-24", "2026-08-25", "2026-08-26", "2026-08-27", "2026-08-28", "2026-08-29" ] }, "status_counts": { "confirmed_flight": 234, "confirmed_no_flight": 42, "late_or_small_flight": 77, "no_public_record": 5, "weather_suppressed_or_confounded": 7 }, "status_definitions": { "confirmed_flight": "A date-stamped ABR radar post directly identifies Congress Bridge movement.", "late_or_small_flight": "A direct Congress observation began after dark, was described by ABR as only/very little/few, or was reported at no more than 10% of the colony.", "confirmed_no_flight": "ABR explicitly reports no Congress flight, or no bat flight/activity across its Central Texas study area.", "weather_suppressed_or_confounded": "ABR says weather suppressed potential flights or confounded radar readings and gives no clear Congress movement result.", "no_public_record": "No date-stamped ABR report was found, or the regional post contains no clear Congress result. This is not a no-flight claim." } }, "records": [ { "date": "2025-09-01", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-september-1-2025-3/", "source_title": "Monday September 1, 2025", "source_published_gmt": "2025-09-02T19:21:40Z", "evidence": "ABR radar reported about 36% of the colony in flight.", "flight_time_utc": "01:18", "flight_time_local": "8:18 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 36.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-september-2-2025-3/", "source_title": "Tuesday September 2, 2025", "source_published_gmt": "2025-09-03T14:29:48Z", "evidence": "ABR radar reported about 59% of the colony in flight.", "flight_time_utc": "01:28", "flight_time_local": "8:28 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 59.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-03", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-september-3-2025-3/", "source_title": "Wednesday September 3, 2025", "source_published_gmt": "2025-09-04T13:27:43Z", "evidence": "ABR radar reported about 44% of the colony in flight.", "flight_time_utc": "01:30", "flight_time_local": "8:30 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 44.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-04", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-september-4-2025-3/", "source_title": "Thursday September 4, 2025", "source_published_gmt": "2025-09-05T18:25:07Z", "evidence": "ABR radar reported about 22% of the colony in flight.", "flight_time_utc": "01:46", "flight_time_local": "8:46 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 22.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-05", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-september-5-2025-3/", "source_title": "Friday September 5, 2025", "source_published_gmt": "2025-09-06T14:46:47Z", "evidence": "ABR radar reported about 18% of the colony in flight.", "flight_time_utc": "01:20", "flight_time_local": "8:20 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 18.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-06", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-september-6-2025-3/", "source_title": "Saturday September 6, 2025", "source_published_gmt": "2025-09-07T16:07:55Z", "evidence": "ABR radar reported about 23% of the colony in flight.", "flight_time_utc": "01:18", "flight_time_local": "8:18 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 23.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-07", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-september-7-2025-3/", "source_title": "Sunday September 7, 2025", "source_published_gmt": "2025-09-08T16:37:14Z", "evidence": "ABR radar reported about 53% of the colony in flight.", "flight_time_utc": "01:24", "flight_time_local": "8:24 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 53.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-08", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-september-8-2025-3/", "source_title": "Monday September 8, 2025", "source_published_gmt": "2025-09-09T15:02:47Z", "evidence": "ABR radar reported about 24% of the colony in flight.", "flight_time_utc": "01:38", "flight_time_local": "8:38 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 24.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-september-9-2025-2/", "source_title": "Tuesday September 9, 2025", "source_published_gmt": "2025-09-10T14:48:14Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:20", "flight_time_local": "8:20 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-10", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-september-11-2025/", "source_title": "Wednesday September 10, 2025", "source_published_gmt": "2025-09-12T17:51:35Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:14", "flight_time_local": "8:14 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-september-11-2025/", "source_title": "Thursday September 11, 2025", "source_published_gmt": "2025-09-12T17:56:22Z", "evidence": "ABR radar reported about 54% of the colony in flight.", "flight_time_utc": "01:10", "flight_time_local": "8:10 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 54.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-12", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-september-12-2025/", "source_title": "Friday September 12, 2025", "source_published_gmt": "2025-09-13T18:28:57Z", "evidence": "ABR radar reported about 62% of the colony in flight.", "flight_time_utc": "01:06", "flight_time_local": "8:06 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 62.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-13", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-september-13-2025/", "source_title": "Saturday September 13, 2025", "source_published_gmt": "2025-09-14T17:18:58Z", "evidence": "ABR radar reported about 21% of the colony in flight.", "flight_time_utc": "01:00", "flight_time_local": "8:00 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 21.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-14", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-september-14-2025/", "source_title": "Sunday September 14, 2025", "source_published_gmt": "2025-09-15T20:15:55Z", "evidence": "ABR radar reported about 25% of the colony in flight.", "flight_time_utc": "00:54", "flight_time_local": "7:54 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 25.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-15", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-september-15-2025/", "source_title": "Monday September 15, 2025", "source_published_gmt": "2025-09-16T18:21:42Z", "evidence": "ABR radar reported about 33% of the colony in flight.", "flight_time_utc": "00:48", "flight_time_local": "7:48 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 33.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-16", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-september-16-2025/", "source_title": "Tuesday September 16, 2025", "source_published_gmt": "2025-09-17T14:34:14Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:44", "flight_time_local": "7:44 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-17", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-september-17-2025/", "source_title": "Wednesday September 17, 2025", "source_published_gmt": "2025-09-18T19:50:40Z", "evidence": "ABR radar reported about 52% of the colony in flight.", "flight_time_utc": "00:44", "flight_time_local": "7:44 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 52.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-september-18-2025/", "source_title": "Thursday September 18, 2025", "source_published_gmt": "2025-09-19T16:43:05Z", "evidence": "ABR radar reported about 82% of the colony in flight.", "flight_time_utc": "00:44", "flight_time_local": "7:44 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 82.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-september-19-2025/", "source_title": "Friday September 19, 2025", "source_published_gmt": "2025-09-20T14:40:13Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:48", "flight_time_local": "7:48 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-20", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-september-20-2025/", "source_title": "Saturday September 20, 2025", "source_published_gmt": "2025-09-21T15:20:25Z", "evidence": "ABR radar reported about 82% of the colony in flight.", "flight_time_utc": "00:40", "flight_time_local": "7:40 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 82.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-21", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-september-21-2025/", "source_title": "Sunday September 21, 2025", "source_published_gmt": "2025-09-22T14:37:36Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:46", "flight_time_local": "7:46 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-september-22-2025/", "source_title": "Monday September 22, 2025", "source_published_gmt": "2025-09-23T20:30:16Z", "evidence": "ABR radar reported about 22% of the colony in flight.", "flight_time_utc": "00:42", "flight_time_local": "7:42 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 22.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-23", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-september-23-2025/", "source_title": "Tuesday September 23, 2025", "source_published_gmt": "2025-09-24T21:56:44Z", "evidence": "ABR radar reported about 42% of the colony in flight.", "flight_time_utc": "00:40", "flight_time_local": "7:40 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 42.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-24", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-september-24-2025/", "source_title": "Wednesday September 24, 2025", "source_published_gmt": "2025-09-25T16:44:25Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:38", "flight_time_local": "7:38 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/leemack/", "source_title": "Thursday September 25, 2025", "source_published_gmt": "2025-09-26T15:01:50Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:54", "flight_time_local": "7:54 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-september-26-2025/", "source_title": "Friday September 26, 2025", "source_published_gmt": "2025-09-27T19:32:46Z", "evidence": "ABR radar reported about 52% of the colony in flight.", "flight_time_utc": "01:02", "flight_time_local": "8:02 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 52.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-september-27-2025/", "source_title": "Saturday September 27, 2025", "source_published_gmt": "2025-09-28T15:13:30Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:18", "flight_time_local": "8:18 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-28", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-september-28-2025/", "source_title": "Sunday September 28, 2025", "source_published_gmt": "2025-09-29T16:26:18Z", "evidence": "ABR radar reported about 50% of the colony in flight.", "flight_time_utc": "01:16", "flight_time_local": "8:16 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 50.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-29", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-september-29-2025/", "source_title": "Monday September 29, 2025", "source_published_gmt": "2025-09-30T14:14:37Z", "evidence": "ABR radar reported about 43% of the colony in flight.", "flight_time_utc": "01:10", "flight_time_local": "8:10 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 43.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-09-30", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-september-30-2025/", "source_title": "Tuesday September 30, 2025", "source_published_gmt": "2025-10-01T12:46:03Z", "evidence": "ABR radar reported about 51% of the colony in flight.", "flight_time_utc": "01:14", "flight_time_local": "8:14 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 51.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-01", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-october-1-2025/", "source_title": "Wednesday October 1, 2025", "source_published_gmt": "2025-10-02T15:26:49Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:02", "flight_time_local": "8:02 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-october-2-2025/", "source_title": "Thursday October 2, 2025", "source_published_gmt": "2025-10-03T16:06:36Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:46", "flight_time_local": "7:46 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-03", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-october-3-2025/", "source_title": "Friday October 3, 2025", "source_published_gmt": "2025-10-04T14:21:10Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:50", "flight_time_local": "7:50 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-04", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-october-4-2025/", "source_title": "Saturday October 4, 2025", "source_published_gmt": "2025-10-05T16:33:18Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:54", "flight_time_local": "7:54 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-05", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-october-5-2025/", "source_title": "Sunday October 5, 2025", "source_published_gmt": "2025-10-06T15:38:50Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:42", "flight_time_local": "7:42 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-06", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-october-6-2025/", "source_title": "Monday October 6, 2025", "source_published_gmt": "2025-10-07T14:19:53Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:40", "flight_time_local": "7:40 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-07", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-october-7-2025/", "source_title": "Tuesday October 7, 2025", "source_published_gmt": "2025-10-08T17:10:42Z", "evidence": "ABR radar reported about 55% of the colony in flight.", "flight_time_utc": "00:34", "flight_time_local": "7:34 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": 55.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-08", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-october-8-2025/", "source_title": "Wednesday October 8, 2025", "source_published_gmt": "2025-10-09T14:29:04Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:44", "flight_time_local": "7:44 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-october-9-2025/", "source_title": "Thursday October 9, 2025", "source_published_gmt": "2025-10-10T12:57:26Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:46", "flight_time_local": "7:46 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-10", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-october-10-2025/", "source_title": "Friday October 10, 2025", "source_published_gmt": "2025-10-11T16:14:19Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:48", "flight_time_local": "7:48 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-october-11-2025/", "source_title": "Saturday October 11, 2025", "source_published_gmt": "2025-10-12T17:28:25Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:50", "flight_time_local": "7:50 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-12", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-october-12-2025/", "source_title": "Sunday October 12, 2025", "source_published_gmt": "2025-10-13T22:36:05Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:48", "flight_time_local": "7:48 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-13", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-october-13-2025/", "source_title": "Monday October 13, 2025", "source_published_gmt": "2025-10-14T17:58:35Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:44", "flight_time_local": "7:44 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-14", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-october-14-2025/", "source_title": "Tuesday October 14, 2025", "source_published_gmt": "2025-10-15T17:10:47Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:34", "flight_time_local": "7:34 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-15", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-october-15-2025/", "source_title": "Wednesday October 15, 2025", "source_published_gmt": "2025-10-16T22:09:30Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:32", "flight_time_local": "7:32 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-16", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-october-16-2025/", "source_title": "Thursday October 16, 2025", "source_published_gmt": "2025-10-17T14:26:20Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:36", "flight_time_local": "7:36 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-17", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-october-17-2025/", "source_title": "Friday October 17, 2025", "source_published_gmt": "2025-10-18T14:11:10Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:32", "flight_time_local": "7:32 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-october-18-2025/", "source_title": "Saturday October 18, 2025", "source_published_gmt": "2025-10-19T16:38:36Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:22", "flight_time_local": "7:22 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-october-19-2025/", "source_title": "Sunday October 19, 2025", "source_published_gmt": "2025-10-20T16:21:48Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:28", "flight_time_local": "7:28 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-20", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-october-20-2025/", "source_title": "Monday October 20, 2025", "source_published_gmt": "2025-10-21T17:29:10Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:46", "flight_time_local": "7:46 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-october-21-2025/", "source_title": "Tuesday October 21, 2025", "source_published_gmt": "2025-10-22T19:06:34Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:28", "flight_time_local": "7:28 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-22", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-october-22-2025/", "source_title": "Wednesday October 22, 2025", "source_published_gmt": "2025-10-23T16:52:11Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:06", "flight_time_local": "8:06 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-23", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-october-23-2025/", "source_title": "Thursday October 23, 2025", "source_published_gmt": "2025-10-24T16:10:31Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:04", "flight_time_local": "8:04 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-24", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-october-24-2025/", "source_title": "Friday October 24, 2025", "source_published_gmt": "2025-10-25T14:20:30Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:16", "flight_time_local": "8:16 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-october-25-2025/", "source_title": "Saturday October 25, 2025", "source_published_gmt": "2025-10-26T13:53:01Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:30", "flight_time_local": "7:30 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-october-26-2025/", "source_title": "Sunday October 26, 2025", "source_published_gmt": "2025-10-27T23:00:55Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:26", "flight_time_local": "7:26 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-october-27-2025/", "source_title": "Monday October 27, 2025", "source_published_gmt": "2025-10-28T12:23:46Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:30", "flight_time_local": "7:30 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-28", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-october-28-2025/", "source_title": "Tuesday October 28, 2025", "source_published_gmt": "2025-10-29T20:15:34Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:22", "flight_time_local": "7:22 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-29", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-october-29-2025/", "source_title": "Wednesday October 29, 2025", "source_published_gmt": "2025-10-30T16:10:35Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:16", "flight_time_local": "7:16 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-30", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-october-30-202/", "source_title": "Thursday October 30, 202", "source_published_gmt": "2025-10-31T15:15:52Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:20", "flight_time_local": "7:20 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-10-31", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-october-31-2025/", "source_title": "Friday October 31, 2025", "source_published_gmt": "2025-11-01T18:45:19Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:18", "flight_time_local": "7:18 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-01", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-november-1-2025/", "source_title": "Saturday November 1, 2025", "source_published_gmt": "2025-11-02T18:38:50Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:14", "flight_time_local": "8:14 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-november-2-2025/", "source_title": "Sunday November 2, 2025", "source_published_gmt": "2025-11-03T11:39:56Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:12", "flight_time_local": "6:12 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-03", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-november-3-2025/", "source_title": "Monday November 3, 2025", "source_published_gmt": "2025-11-04T13:11:43Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:12", "flight_time_local": "6:12 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-04", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-november-4-2025/", "source_title": "Tuesday November 4, 2025", "source_published_gmt": "2025-11-05T13:41:11Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:16", "flight_time_local": "6:16 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-05", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-november-5-2025/", "source_title": "Wednesday November 5, 2025", "source_published_gmt": "2025-11-06T16:40:08Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:08", "flight_time_local": "6:08 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-06", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-november-6-2025/", "source_title": "Thursday November 6, 2025", "source_published_gmt": "2025-11-07T15:17:16Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:06", "flight_time_local": "6:06 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-07", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-november-7-2025/", "source_title": "Friday November 7, 2025", "source_published_gmt": "2025-11-08T14:52:36Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "23:32", "flight_time_local": "5:32 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-08", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-november-8-2025/", "source_title": "Saturday November 8, 2025", "source_published_gmt": "2025-11-09T13:30:43Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:04", "flight_time_local": "6:04 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-november-9-2025/", "source_title": "Sunday November 9, 2025", "source_published_gmt": "2025-11-10T14:53:52Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:08", "flight_time_local": "6:08 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-10", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-november-10-2025/", "source_title": "Monday November 10, 2025", "source_published_gmt": "2025-11-11T17:33:26Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:14", "flight_time_local": "6:14 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-november-11-2025/", "source_title": "Tuesday November 11, 2025", "source_published_gmt": "2025-11-12T13:35:23Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:44", "flight_time_local": "6:44 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-12", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-november-12-2025/", "source_title": "Wednesday November 12, 2025", "source_published_gmt": "2025-11-13T14:14:56Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:24", "flight_time_local": "6:24 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-13", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-november-13-2025/", "source_title": "Thursday November 13, 2025", "source_published_gmt": "2025-11-14T13:57:08Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:24", "flight_time_local": "6:24 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-14", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-november-14-2025/", "source_title": "Friday November 14, 2025", "source_published_gmt": "2025-11-15T19:32:30Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:20", "flight_time_local": "6:20 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-15", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-november-15-2025/", "source_title": "Saturday November 15, 2025", "source_published_gmt": "2025-11-16T14:10:27Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:14", "flight_time_local": "6:14 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-16", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-november-16-2025/", "source_title": "Sunday November 16, 2025", "source_published_gmt": "2025-11-17T13:50:36Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:04", "flight_time_local": "6:04 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-17", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-november-17-2025/", "source_title": "Monday November 17, 2025", "source_published_gmt": "2025-11-18T14:09:03Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:16", "flight_time_local": "6:16 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-november-18-2025/", "source_title": "Tuesday November 18, 2025", "source_published_gmt": "2025-11-19T11:41:44Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:08", "flight_time_local": "6:08 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-19", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-november-19-2025/", "source_title": "Wednesday November 19, 2025", "source_published_gmt": "2025-11-20T15:58:01Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:10", "flight_time_local": "6:10 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-20", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-november-20-2025/", "source_title": "Thursday November 20, 2025", "source_published_gmt": "2025-11-21T15:16:44Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:56", "flight_time_local": "7:56 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-november-21-2025/", "source_title": "Friday November 21, 2025", "source_published_gmt": "2025-11-22T15:09:03Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "23:42", "flight_time_local": "5:42 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-november-22-2025/", "source_title": "Saturday November 22, 2025", "source_published_gmt": "2025-11-24T15:17:29Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "23:36", "flight_time_local": "5:36 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-23", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-november-23-2025/", "source_title": "Sunday November 23, 2025", "source_published_gmt": "2025-11-24T15:18:29Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:02", "flight_time_local": "6:02 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-24", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-november-24-2025/", "source_title": "Monday November 24, 2025", "source_published_gmt": "2025-11-25T15:40:04Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:00", "flight_time_local": "6:00 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-november-25-2025/", "source_title": "Tuesday November 25, 2025", "source_published_gmt": "2025-11-26T16:17:20Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "23:56", "flight_time_local": "5:56 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-26", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-november-26-2025/", "source_title": "Wednesday November 26, 2025", "source_published_gmt": "2025-11-27T14:54:20Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:00", "flight_time_local": "6:00 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-november-27-2025/", "source_title": "Thursday November 27, 2025", "source_published_gmt": "2025-11-28T17:16:32Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:16", "flight_time_local": "6:16 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-28", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/friday-november-28-2025/", "source_title": "Friday November 28, 2025", "source_published_gmt": "2025-11-29T13:31:29Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-29", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-november-29-2025/", "source_title": "Saturday November 29, 2025", "source_published_gmt": "2025-11-30T18:38:39Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:10", "flight_time_local": "6:10 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-11-30", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/sunday-november-30-2025/", "source_title": "Sunday November 30, 2025", "source_published_gmt": "2025-12-01T15:52:10Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-01", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-december-1-2025/", "source_title": "Monday December 1, 2025", "source_published_gmt": "2025-12-02T17:15:49Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-02", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/tuesday-december-2-2025/", "source_title": "Tuesday December 2, 2025", "source_published_gmt": "2025-12-03T16:33:23Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-03", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/wednesday-december-3-2025/", "source_title": "Wednesday December 3, 2025", "source_published_gmt": "2025-12-04T16:37:13Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-04", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/thursday-december-4-2025/", "source_title": "Thursday December 4, 2025", "source_published_gmt": "2025-12-05T15:30:02Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-05", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/friday-december-5-2025/", "source_title": "Friday December 5, 2025", "source_published_gmt": "2025-12-06T15:56:15Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-06", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-december-6-2025/", "source_title": "Saturday December 6, 2025", "source_published_gmt": "2025-12-07T16:18:23Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:10", "flight_time_local": "6:10 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-07", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-december-7-2025/", "source_title": "Sunday December 7, 2025", "source_published_gmt": "2025-12-08T17:06:43Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:08", "flight_time_local": "6:08 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-08", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-december-8-2025/", "source_title": "Monday December 8, 2025", "source_published_gmt": "2025-12-09T16:26:06Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:06", "flight_time_local": "6:06 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-december-9-2025/", "source_title": "Tuesday December 9, 2025", "source_published_gmt": "2025-12-10T15:54:09Z", "evidence": "ABR radar reported 276 bats in flight.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 276, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-10", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-december-10-2025/", "source_title": "Wednesday December 10, 2025", "source_published_gmt": "2025-12-11T15:14:06Z", "evidence": "ABR radar reported 12,780 bats in flight.", "flight_time_utc": "00:08", "flight_time_local": "6:08 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 12780, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-december-11-2025-cloned/", "source_title": "Thursday December 11, 2025", "source_published_gmt": "2025-12-12T17:19:26Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:24", "flight_time_local": "6:24 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-12", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-december-12-2025/", "source_title": "Friday December 12, 2025", "source_published_gmt": "2025-12-13T17:55:28Z", "evidence": "ABR radar reported 9,815 bats in flight.", "flight_time_utc": "01:51", "flight_time_local": "7:51 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 9815, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-13", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-december-13-2025/", "source_title": "Saturday December 13, 2025", "source_published_gmt": "2025-12-14T17:42:59Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:22", "flight_time_local": "6:22 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-14", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/sunday-december-14-2025/", "source_title": "Sunday December 14, 2025", "source_published_gmt": "2025-12-15T20:42:32Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-15", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-december-15-2025/", "source_title": "Monday December 15, 2025", "source_published_gmt": "2025-12-16T18:01:42Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-16", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/tuesday-december-16-2025/", "source_title": "Tuesday December 16, 2025", "source_published_gmt": "2025-12-17T15:37:02Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-17", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/wednesday-december-17-2025/", "source_title": "Wednesday December 17, 2025", "source_published_gmt": "2025-12-18T15:31:10Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-december-18-2025/", "source_title": "Thursday December 18, 2025", "source_published_gmt": "2025-12-19T18:23:31Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "23:58", "flight_time_local": "5:58 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-19", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/friday-december-19-2025/", "source_title": "Friday December 19, 2025", "source_published_gmt": "2025-12-20T15:41:29Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-20", "status": "no_public_record", "confidence": "none", "source_url": "https://austinbatrefuge.org/saturday-december-20-2025/", "source_title": "Saturday December 20, 2025", "source_published_gmt": "2025-12-21T18:43:50Z", "evidence": "ABR published a regional radar report but no clear Congress Bridge result.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-december-21-2025/", "source_title": "Sunday December 21, 2025", "source_published_gmt": "2025-12-23T15:17:30Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:00", "flight_time_local": "6:00 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-december-22-2025/", "source_title": "Monday December 22, 2025", "source_published_gmt": "2025-12-23T15:18:29Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:10", "flight_time_local": "6:10 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-23", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-december-23-2025/", "source_title": "Tuesday December 23, 2025", "source_published_gmt": "2025-12-24T15:29:09Z", "evidence": "ABR radar reported 15,930 bats in flight.", "flight_time_utc": "00:20", "flight_time_local": "6:20 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 15930, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-24", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-december-24-2025/", "source_title": "Wednesday December 24, 2025", "source_published_gmt": "2025-12-25T23:13:05Z", "evidence": "ABR radar reported 416 bats in flight.", "flight_time_utc": "00:24", "flight_time_local": "6:24 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 416, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-december-25-2025/", "source_title": "Thursday December 25, 2025", "source_published_gmt": "2025-12-26T16:53:34Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:20", "flight_time_local": "6:20 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-december-26-2025/", "source_title": "Friday December 26, 2025", "source_published_gmt": "2025-12-27T17:20:33Z", "evidence": "ABR radar reported 39,612 bats in flight.", "flight_time_utc": "00:28", "flight_time_local": "6:28 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 39612, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-december-27-2025/", "source_title": "Saturday December 27, 2025", "source_published_gmt": "2025-12-28T15:44:12Z", "evidence": "ABR radar reported 8,689 bats in flight.", "flight_time_utc": "00:26", "flight_time_local": "6:26 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 8689, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-28", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-december-28-2025/", "source_title": "Sunday December 28, 2025", "source_published_gmt": "2025-12-29T21:49:33Z", "evidence": "ABR radar reported 166,474 bats in flight.", "flight_time_utc": "00:00", "flight_time_local": "6:00 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 166474, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-29", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-december-29-2025/", "source_title": "Monday December 29, 2025", "source_published_gmt": "2025-12-30T19:56:34Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-30", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/tuesday-december-30-2025/", "source_title": "Tuesday December 30, 2025", "source_published_gmt": "2025-12-31T22:38:29Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2025-12-31", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/wednesday-december-31-2025/", "source_title": "Wednesday December 31, 2025", "source_published_gmt": "2026-01-01T15:38:52Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-01", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/thursday-january-1-2025/", "source_title": "Thursday January 1, 2026", "source_published_gmt": "2026-01-02T16:08:02Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-january-2-2025/", "source_title": "Friday January 2, 2026", "source_published_gmt": "2026-01-03T15:28:55Z", "evidence": "ABR radar reported 63,495 bats in flight.", "flight_time_utc": "00:08", "flight_time_local": "6:08 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 63495, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-03", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-january-3-2025/", "source_title": "Saturday January 3, 2026", "source_published_gmt": "2026-01-04T16:37:12Z", "evidence": "ABR radar reported 34,729 bats in flight.", "flight_time_utc": "23:54", "flight_time_local": "5:54 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 34729, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-04", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/sunday-january-4-2025/", "source_title": "Sunday January 4, 2026", "source_published_gmt": "2026-01-05T16:26:53Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-05", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-january-5-2025/", "source_title": "Monday January 5, 2026", "source_published_gmt": "2026-01-06T16:08:31Z", "evidence": "ABR radar reported 2,185 bats in flight.", "flight_time_utc": "00:38", "flight_time_local": "6:38 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 2185, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-06", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-january-6-2025/", "source_title": "Tuesday January 6, 2026", "source_published_gmt": "2026-01-07T16:38:58Z", "evidence": "ABR radar reported 50,272 bats in flight.", "flight_time_utc": "00:12", "flight_time_local": "6:12 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 50272, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-07", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-january-7-2026/", "source_title": "Wednesday January 7, 2026", "source_published_gmt": "2026-01-08T16:44:52Z", "evidence": "ABR radar reported 9,178 bats in flight.", "flight_time_utc": "00:42", "flight_time_local": "6:42 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 9178, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-08", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-january-8-2026/", "source_title": "Thursday January 8, 2026", "source_published_gmt": "2026-01-09T15:55:37Z", "evidence": "ABR radar reported 24,594 bats in flight.", "flight_time_utc": "00:06", "flight_time_local": "6:06 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 24594, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-january-9-2026/", "source_title": "Friday January 9, 2026", "source_published_gmt": "2026-01-10T18:29:21Z", "evidence": "ABR radar reported 98,766 bats in flight.", "flight_time_utc": "23:40", "flight_time_local": "5:40 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 98766, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-10", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/saturday-january-10-2026/", "source_title": "Saturday January 10, 2026", "source_published_gmt": "2026-01-11T15:18:50Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-11", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/sunday-january-11-2026/", "source_title": "Sunday January 11, 2026", "source_published_gmt": "2026-01-12T16:41:20Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-12", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-january-12-2026/", "source_title": "Monday January 12, 2026", "source_published_gmt": "2026-01-13T21:58:34Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-13", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/tuesday-january-13-2026/", "source_title": "Tuesday January 13, 2026", "source_published_gmt": "2026-01-14T19:05:07Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-14", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-january-14-2026/", "source_title": "Wednesday January 14, 2026", "source_published_gmt": "2026-01-15T15:43:07Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:37", "flight_time_local": "6:37 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-15", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/thursday-january-15-2026/", "source_title": "Thursday January 15, 2026", "source_published_gmt": "2026-01-16T16:13:21Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-16", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/friday-january-16-2026/", "source_title": "Friday January 16, 2026", "source_published_gmt": "2026-01-17T16:56:30Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-17", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/saturday-january-17-2026/", "source_title": "Saturday January 17, 2026", "source_published_gmt": "2026-01-18T17:01:16Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-18", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/sunday-january-18-2026/", "source_title": "Sunday January 18, 2026", "source_published_gmt": "2026-01-19T15:42:55Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-19", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-january-19-2026/", "source_title": "Monday January 19, 2026", "source_published_gmt": "2026-01-20T15:52:08Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-20", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/tuesday-january-20-2026/", "source_title": "Tuesday January 20, 2026", "source_published_gmt": "2026-01-21T18:54:23Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-january-21-2026/", "source_title": "Wednesday January 21, 2026", "source_published_gmt": "2026-01-23T04:41:51Z", "evidence": "ABR radar reported 59,965 bats in flight.", "flight_time_utc": "01:19", "flight_time_local": "7:19 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 59965, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-january-22-2026/", "source_title": "Thursday January 22, 2026", "source_published_gmt": "2026-01-23T20:58:14Z", "evidence": "ABR radar reported 13,124 bats in flight.", "flight_time_utc": "01:14", "flight_time_local": "7:14 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 13124, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-23", "status": "no_public_record", "confidence": "none", "source_url": "https://austinbatrefuge.org/friday-january-23-2026/", "source_title": "Friday January 23, 2026", "source_published_gmt": "2026-01-24T21:04:32Z", "evidence": "ABR published a regional radar report but no clear Congress Bridge result.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-24", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/saturday-january-24-2026/", "source_title": "Sunday January 25, 2026", "source_published_gmt": "2026-01-25T15:58:33Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-25", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/sunday-january-25-2026/", "source_title": "Sunday January 25, 2026", "source_published_gmt": "2026-01-26T15:52:37Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-26", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-january-26-2026/", "source_title": "Monday January 26, 2026", "source_published_gmt": "2026-01-27T23:09:54Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-27", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/tuesday-january-27-2026/", "source_title": "Tuesday January 27, 2026", "source_published_gmt": "2026-01-28T22:19:45Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-28", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/wednesday-january-28-2026/", "source_title": "Wednesday January 28, 2026", "source_published_gmt": "2026-01-29T16:40:20Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-29", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/thursday-january-29-2026/", "source_title": "Thursday January 29, 2026", "source_published_gmt": "2026-01-30T16:43:45Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-30", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/friday-january-30-2026/", "source_title": "Friday January 30, 2026", "source_published_gmt": "2026-01-31T15:29:03Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-01-31", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/saturday-january-31-2026/", "source_title": "Saturday January 31, 2026", "source_published_gmt": "2026-02-01T16:25:11Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-01", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/sunday-february-1-2026/", "source_title": "Sunday February 1, 2026", "source_published_gmt": "2026-02-02T16:44:00Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-02", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-february-2-2026/", "source_title": "Monday February 2, 2026", "source_published_gmt": "2026-02-03T20:15:03Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-03", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-february-3-2026/", "source_title": "Tuesday February 3, 2026", "source_published_gmt": "2026-02-04T19:04:23Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:24", "flight_time_local": "6:24 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 6:37 pm.", "spectator_source_url": "https://austinbatrefuge.org/tuesday-february-3-2026/" }, { "date": "2026-02-04", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-february-4-2026/", "source_title": "Wednesday February 4, 2026", "source_published_gmt": "2026-02-05T15:22:01Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:23", "flight_time_local": "6:23 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 6:44 pm.", "spectator_source_url": "https://austinbatrefuge.org/wednesday-february-4-2026/" }, { "date": "2026-02-05", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-february-5-2026/", "source_title": "Thursday February 5, 2026", "source_published_gmt": "2026-02-06T16:50:06Z", "evidence": "ABR radar reported 993 bats in flight.", "flight_time_utc": "00:12", "flight_time_local": "6:12 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 993, "reported_colony_percent": null, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 6:27 pm.", "spectator_source_url": "https://austinbatrefuge.org/thursday-february-5-2026/" }, { "date": "2026-02-06", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-february-6-2026/", "source_title": "Friday February 6, 2026", "source_published_gmt": "2026-02-07T17:10:19Z", "evidence": "ABR radar reported 21,566 bats in flight.", "flight_time_utc": "00:48", "flight_time_local": "6:48 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 21566, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-07", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-february-7-2026/", "source_title": "Saturday February 7, 2026", "source_published_gmt": "2026-02-08T20:22:36Z", "evidence": "ABR radar reported 43,769 bats in flight.", "flight_time_utc": "00:24", "flight_time_local": "6:24 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 43769, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-08", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-february-8-2026/", "source_title": "Sunday February 8, 2026", "source_published_gmt": "2026-02-09T19:10:34Z", "evidence": "ABR radar reported 29,549 bats in flight.", "flight_time_utc": "00:32", "flight_time_local": "6:32 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 29549, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-february-9-2026/", "source_title": "Monday February 9, 2026", "source_published_gmt": "2026-02-10T15:52:58Z", "evidence": "ABR radar reported 36,130 bats in flight, starting 12 minutes after sunset.", "flight_time_utc": "00:36", "flight_time_local": "6:36 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "12 minutes after sunset", "reported_flight_count": 36130, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-10", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/tuesday-february-10-2026/", "source_title": "Tuesday February 10, 2026", "source_published_gmt": "2026-02-11T22:15:50Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-february-11-2026/", "source_title": "Wednesday February 11, 2026", "source_published_gmt": "2026-02-12T17:31:51Z", "evidence": "ABR radar reported 60,674 bats in flight, starting 11 minutes before sunset.", "flight_time_utc": "00:29", "flight_time_local": "6:29 PM CST", "timing_relative_to_sunset": "before_sunset", "timing_note": "11 minutes before sunset", "reported_flight_count": 60674, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-12", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-february-12-2026/", "source_title": "Thursday February 12, 2026", "source_published_gmt": "2026-02-13T19:45:07Z", "evidence": "ABR radar reported 31,814 bats in flight.", "flight_time_utc": "01:09", "flight_time_local": "7:09 PM CST", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 31814, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-13", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-february-13-2026/", "source_title": "Friday February 13, 2026", "source_published_gmt": "2026-02-14T16:06:25Z", "evidence": "ABR radar reported 19,194 bats in flight, starting 9 minutes after sunset.", "flight_time_utc": "00:42", "flight_time_local": "6:42 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "9 minutes after sunset", "reported_flight_count": 19194, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-14", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-february-14-2026/", "source_title": "Saturday February 14, 2026", "source_published_gmt": "2026-02-15T16:25:46Z", "evidence": "ABR radar reported 32,621 bats in flight, starting 8 minutes after sunset.", "flight_time_utc": "00:36", "flight_time_local": "6:36 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "8 minutes after sunset", "reported_flight_count": 32621, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-15", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-february-15-2026/", "source_title": "Sunday February 15, 2026", "source_published_gmt": "2026-02-16T14:15:47Z", "evidence": "ABR radar reported 48,184 bats in flight, starting 5 minutes before sunset.", "flight_time_utc": "00:24", "flight_time_local": "6:24 PM CST", "timing_relative_to_sunset": "before_sunset", "timing_note": "5 minutes before sunset", "reported_flight_count": 48184, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-16", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-february-16-2026/", "source_title": "Monday February 16, 2026", "source_published_gmt": "2026-02-17T15:28:11Z", "evidence": "ABR radar reported 56,267 bats in flight, starting 6 minutes after sunset.", "flight_time_utc": "00:36", "flight_time_local": "6:36 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "6 minutes after sunset", "reported_flight_count": 56267, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-17", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-february-17-2026/", "source_title": "Tuesday February 17, 2026", "source_published_gmt": "2026-02-18T16:03:13Z", "evidence": "ABR radar reported 16,473 bats in flight, starting 11 minutes after sunset.", "flight_time_utc": "00:42", "flight_time_local": "6:42 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "11 minutes after sunset", "reported_flight_count": 16473, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-february-18-2026/", "source_title": "Wednesday February 18, 2026", "source_published_gmt": "2026-02-19T13:58:14Z", "evidence": "ABR radar reported 83,647 bats in flight, starting 5 minutes after sunset.", "flight_time_utc": "01:08", "flight_time_local": "7:08 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "5 minutes after sunset", "reported_flight_count": 83647, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-february-19-2026/", "source_title": "Thursday February 19, 2026", "source_published_gmt": "2026-02-20T23:27:18Z", "evidence": "ABR radar reported 338,332 bats in flight, starting 13 minutes before sunset.", "flight_time_utc": "00:20", "flight_time_local": "6:20 PM CST", "timing_relative_to_sunset": "before_sunset", "timing_note": "13 minutes before sunset", "reported_flight_count": 338332, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-20", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-february-20-2026/", "source_title": "Friday February 20, 2026", "source_published_gmt": "2026-02-22T04:16:38Z", "evidence": "ABR radar reported 12,617 bats in flight, starting 6 minutes before sunset.", "flight_time_utc": "00:28", "flight_time_local": "6:28 PM CST", "timing_relative_to_sunset": "before_sunset", "timing_note": "6 minutes before sunset", "reported_flight_count": 12617, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-february-21-2026/", "source_title": "Saturday February 21, 2026", "source_published_gmt": "2026-02-22T15:27:28Z", "evidence": "ABR radar reported 5,827 bats in flight, starting 2 minutes before sunset.", "flight_time_utc": "00:32", "flight_time_local": "6:32 PM CST", "timing_relative_to_sunset": "before_sunset", "timing_note": "2 minutes before sunset", "reported_flight_count": 5827, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-22", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-february-22-2026/", "source_title": "Sunday February 22, 2026", "source_published_gmt": "2026-02-23T18:45:19Z", "evidence": "ABR radar reported 2,738 bats in flight, starting 12 minutes after sunset.", "flight_time_utc": "00:46", "flight_time_local": "6:46 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "12 minutes after sunset", "reported_flight_count": 2738, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-23", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-february-23-2026/", "source_title": "Monday February 23, 2026", "source_published_gmt": "2026-02-24T16:22:11Z", "evidence": "ABR radar reported 72,472 bats in flight, starting 5 minutes after sunset.", "flight_time_utc": "00:40", "flight_time_local": "6:40 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "5 minutes after sunset", "reported_flight_count": 72472, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-24", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-february-24-2026/", "source_title": "Tuesday February 24, 2026", "source_published_gmt": "2026-02-25T18:10:36Z", "evidence": "ABR radar reported 33,094 bats in flight, starting 2 minutes after sunset.", "flight_time_utc": "00:38", "flight_time_local": "6:38 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "2 minutes after sunset", "reported_flight_count": 33094, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-february-25-2026/", "source_title": "Wednesday February 25, 2026", "source_published_gmt": "2026-02-27T12:25:39Z", "evidence": "ABR radar reported 131,993 bats in flight, starting 1 minutes before sunset.", "flight_time_utc": "01:01", "flight_time_local": "7:01 PM CST", "timing_relative_to_sunset": "before_sunset", "timing_note": "1 minutes before sunset", "reported_flight_count": 131993, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-february-26-2026/", "source_title": "Thursday February 26, 2026", "source_published_gmt": "2026-02-27T14:09:07Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 16 minutes before sunset.", "flight_time_utc": "00:22", "flight_time_local": "6:22 PM CST", "timing_relative_to_sunset": "before_sunset", "timing_note": "16 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-february-27-2026/", "source_title": "Friday February 27, 2026", "source_published_gmt": "2026-02-28T14:42:09Z", "evidence": "ABR radar reported 101,825 bats in flight, starting 9 minutes before sunset.", "flight_time_utc": "00:30", "flight_time_local": "6:30 PM CST", "timing_relative_to_sunset": "before_sunset", "timing_note": "9 minutes before sunset", "reported_flight_count": 101825, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-02-28", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-february-28-2026/", "source_title": "Saturday February 28, 2026", "source_published_gmt": "2026-03-01T17:00:29Z", "evidence": "ABR radar reported 131,193 bats in flight, starting 3 minutes after sunset.", "flight_time_utc": "00:42", "flight_time_local": "6:42 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "3 minutes after sunset", "reported_flight_count": 131193, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-01", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-march-1-2026/", "source_title": "Sunday March 1, 2026", "source_published_gmt": "2026-03-02T15:30:32Z", "evidence": "ABR radar reported 137,383 bats in flight, starting at sunset.", "flight_time_utc": "00:40", "flight_time_local": "6:40 PM CST", "timing_relative_to_sunset": "at_sunset", "timing_note": "at sunset", "reported_flight_count": 137383, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-march-2-2026/", "source_title": "Monday March 2, 2026", "source_published_gmt": "2026-03-03T13:43:00Z", "evidence": "ABR radar reported 70,643 bats in flight, starting 2 minutes after sunset.", "flight_time_utc": "00:42", "flight_time_local": "6:42 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "2 minutes after sunset", "reported_flight_count": 70643, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-03", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-march-3-2026/", "source_title": "Tuesday March 3, 2026", "source_published_gmt": "2026-03-04T14:43:06Z", "evidence": "ABR radar reported 38,476 bats in flight, starting 9 minutes after sunset.", "flight_time_utc": "00:50", "flight_time_local": "6:50 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "9 minutes after sunset", "reported_flight_count": 38476, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-04", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-march-4-2026/", "source_title": "Wednesday March 4, 2026", "source_published_gmt": "2026-03-05T22:39:52Z", "evidence": "ABR radar reported 19,382 bats in flight, starting 12 minutes after sunset.", "flight_time_utc": "00:54", "flight_time_local": "6:54 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "12 minutes after sunset", "reported_flight_count": 19382, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-05", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-march-5-2026/", "source_title": "Thursday March 5, 2026", "source_published_gmt": "2026-03-06T20:48:58Z", "evidence": "ABR radar reported 14,757 bats in flight, starting 12 minutes after sunset.", "flight_time_utc": "00:54", "flight_time_local": "6:54 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "12 minutes after sunset", "reported_flight_count": 14757, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-06", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-march-6-2026/", "source_title": "Friday March 6, 2026", "source_published_gmt": "2026-03-07T12:51:12Z", "evidence": "ABR radar reported 8,846 bats in flight, starting 9 minutes after sunset.", "flight_time_utc": "00:52", "flight_time_local": "6:52 PM CST", "timing_relative_to_sunset": "after_sunset", "timing_note": "9 minutes after sunset", "reported_flight_count": 8846, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-07", "status": "weather_suppressed_or_confounded", "confidence": "medium", "source_url": "https://austinbatrefuge.org/saturday-march-7-2026/", "source_title": "Saturday March 7, 2026", "source_published_gmt": "2026-03-08T13:55:01Z", "evidence": "ABR said potential flights were suppressed or radar readings confounded by weather; no clear Congress result was published.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-08", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-march-8-2026/", "source_title": "Sunday March 8, 2026", "source_published_gmt": "2026-03-10T14:06:14Z", "evidence": "ABR radar reported 2,480 bats in flight, starting 20 minutes before sunset.", "flight_time_utc": "00:24", "flight_time_local": "7:24 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "20 minutes before sunset", "reported_flight_count": 2480, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-march-9-2026/", "source_title": "Monday March 9, 2026", "source_published_gmt": "2026-03-10T14:22:19Z", "evidence": "ABR radar reported 75,623 bats in flight, starting 31 minutes before sunset.", "flight_time_utc": "00:14", "flight_time_local": "7:14 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "31 minutes before sunset", "reported_flight_count": 75623, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-10", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-march-10-2026/", "source_title": "Tuesday March 10, 2026", "source_published_gmt": "2026-03-11T15:00:10Z", "evidence": "ABR radar reported 4,960 bats in flight, starting 19 minutes before sunset.", "flight_time_utc": "00:28", "flight_time_local": "7:28 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "19 minutes before sunset", "reported_flight_count": 4960, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-march-11-2026/", "source_title": "Wednesday March 11, 2026", "source_published_gmt": "2026-03-12T14:40:51Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 40 minutes before sunset.", "flight_time_utc": "00:06", "flight_time_local": "7:06 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "40 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-12", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-march-12-2026/", "source_title": "Thursday March 12, 2026", "source_published_gmt": "2026-03-13T15:14:07Z", "evidence": "ABR radar reported 104,234 bats in flight, starting 27 minutes before sunset.", "flight_time_utc": "00:20", "flight_time_local": "7:20 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "27 minutes before sunset", "reported_flight_count": 104234, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-13", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-march-13-2026/", "source_title": "Friday March 13, 2026", "source_published_gmt": "2026-03-14T14:25:44Z", "evidence": "ABR radar reported 118,422 bats in flight, starting 19 minutes before sunset.", "flight_time_utc": "00:32", "flight_time_local": "7:32 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "19 minutes before sunset", "reported_flight_count": 118422, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-14", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-march-14-2026/", "source_title": "Saturday March 14, 2026", "source_published_gmt": "2026-03-15T14:09:55Z", "evidence": "ABR radar reported 32,425 bats in flight, starting 12 minutes before sunset.", "flight_time_utc": "01:09", "flight_time_local": "8:09 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "12 minutes before sunset", "reported_flight_count": 32425, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-15", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-march-15-2026/", "source_title": "Sunday March 15, 2026", "source_published_gmt": "2026-03-16T14:01:38Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 43 minutes before sunset.", "flight_time_utc": "23:14", "flight_time_local": "6:14 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "43 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-16", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-march-16-2026/", "source_title": "Monday March 16, 2026", "source_published_gmt": "2026-03-17T15:47:16Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-17", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-march-17-2026/", "source_title": "Tuesday March 17, 2026", "source_published_gmt": "2026-03-18T14:50:20Z", "evidence": "ABR radar reported 25,138 bats in flight, starting 12 minutes before sunset.", "flight_time_utc": "00:38", "flight_time_local": "7:38 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "12 minutes before sunset", "reported_flight_count": 25138, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-march-18-2026/", "source_title": "Wednesday March 18, 2026", "source_published_gmt": "2026-03-19T17:30:37Z", "evidence": "ABR radar reported 101,750 bats in flight, starting 15 minutes before sunset.", "flight_time_utc": "00:36", "flight_time_local": "7:36 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "15 minutes before sunset", "reported_flight_count": 101750, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-march-19-2026/", "source_title": "Thursday March 19, 2026", "source_published_gmt": "2026-03-20T18:22:11Z", "evidence": "ABR radar reported 66,669 bats in flight, starting 15 minutes before sunset.", "flight_time_utc": "00:36", "flight_time_local": "7:36 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "15 minutes before sunset", "reported_flight_count": 66669, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-20", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-march-20-2026/", "source_title": "Friday March 20, 2026", "source_published_gmt": "2026-03-21T14:24:10Z", "evidence": "ABR radar reported 64,311 bats in flight, starting 16 minutes before sunset.", "flight_time_utc": "00:34", "flight_time_local": "7:34 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "16 minutes before sunset", "reported_flight_count": 64311, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-march-20-2026-cloned/", "source_title": "Saturday March 21, 2026", "source_published_gmt": "2026-03-22T16:54:02Z", "evidence": "ABR radar reported 125,037 bats in flight, starting 13 minutes before sunset.", "flight_time_utc": "00:40", "flight_time_local": "7:40 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "13 minutes before sunset", "reported_flight_count": 125037, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-march-22-2026/", "source_title": "Sunday March 22, 2026", "source_published_gmt": "2026-03-23T14:46:57Z", "evidence": "ABR radar reported 49,582 bats in flight, starting 7 minutes before sunset.", "flight_time_utc": "00:46", "flight_time_local": "7:46 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "7 minutes before sunset", "reported_flight_count": 49582, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-23", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-march-23-2026/", "source_title": "Monday March 23, 2026", "source_published_gmt": "2026-03-25T13:03:06Z", "evidence": "ABR radar reported 235,745 bats in flight, starting 7 minutes before sunset.", "flight_time_utc": "00:46", "flight_time_local": "7:46 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "7 minutes before sunset", "reported_flight_count": 235745, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-24", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-march-24-2026/", "source_title": "Tuesday March 24, 2026", "source_published_gmt": "2026-03-25T13:04:37Z", "evidence": "ABR radar reported 140,133 bats in flight, starting 6 minutes after sunset.", "flight_time_utc": "01:00", "flight_time_local": "8:00 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "6 minutes after sunset", "reported_flight_count": 140133, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-march-25-2026/", "source_title": "Wednesday March 25, 2026", "source_published_gmt": "2026-03-26T19:02:05Z", "evidence": "ABR radar reported 149,325 bats in flight, starting 15 minutes after sunset.", "flight_time_utc": "01:10", "flight_time_local": "8:10 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "15 minutes after sunset", "reported_flight_count": 149325, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-march-26-2026/", "source_title": "Thursday March 26, 2026", "source_published_gmt": "2026-03-27T14:30:05Z", "evidence": "ABR radar reported 111,873 bats in flight, starting 18 minutes after sunset.", "flight_time_utc": "01:14", "flight_time_local": "8:14 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "18 minutes after sunset", "reported_flight_count": 111873, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-march-27-2026/", "source_title": "Friday March 27, 2026", "source_published_gmt": "2026-03-28T18:20:21Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 10 minutes before sunset.", "flight_time_utc": "00:46", "flight_time_local": "7:46 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "10 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-28", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-march-28-2026/", "source_title": "Saturday March 28, 2026", "source_published_gmt": "2026-03-29T14:23:38Z", "evidence": "ABR radar reported 203,333 bats in flight, starting 5 minutes before sunset.", "flight_time_utc": "00:52", "flight_time_local": "7:52 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "5 minutes before sunset", "reported_flight_count": 203333, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-29", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-march-29-2026/", "source_title": "Sunday March 29, 2026", "source_published_gmt": "2026-03-30T14:15:46Z", "evidence": "ABR radar reported 284,036 bats in flight, starting 4 minutes before sunset.", "flight_time_utc": "00:54", "flight_time_local": "7:54 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "4 minutes before sunset", "reported_flight_count": 284036, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-30", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-march-30-2026/", "source_title": "Monday March 30, 2026", "source_published_gmt": "2026-03-31T17:34:51Z", "evidence": "ABR radar reported 175,213 bats in flight, starting 8 minutes after sunset.", "flight_time_utc": "01:06", "flight_time_local": "8:06 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "8 minutes after sunset", "reported_flight_count": 175213, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-03-31", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-march-31-2026/", "source_title": "Tuesday March 31, 2026", "source_published_gmt": "2026-04-01T13:14:57Z", "evidence": "ABR radar reported 79,260 bats in flight, starting 15 minutes after sunset.", "flight_time_utc": "01:14", "flight_time_local": "8:14 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "15 minutes after sunset", "reported_flight_count": 79260, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-01", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-april-1-2026/", "source_title": "Wednesday April 1, 2026", "source_published_gmt": "2026-04-02T14:16:18Z", "evidence": "ABR radar reported 107,059 bats in flight, starting 13 minutes after sunset.", "flight_time_utc": "01:12", "flight_time_local": "8:12 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "13 minutes after sunset", "reported_flight_count": 107059, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-april-2-2026/", "source_title": "Thursday April 2, 2026", "source_published_gmt": "2026-04-03T13:39:14Z", "evidence": "ABR radar reported 41,415 bats in flight, starting 10 minutes after sunset.", "flight_time_utc": "01:10", "flight_time_local": "8:10 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "10 minutes after sunset", "reported_flight_count": 41415, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-03", "status": "confirmed_no_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-april-3-2026/", "source_title": "Friday April 3, 2026", "source_published_gmt": "2026-04-04T15:58:06Z", "evidence": "ABR explicitly reported no discernable flight from Congress Bridge.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-04", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-april-4-2026/", "source_title": "Saturday April 4, 2026", "source_published_gmt": "2026-04-05T15:43:29Z", "evidence": "ABR radar reported 84,927 bats in flight, starting 5 minutes after sunset.", "flight_time_utc": "01:06", "flight_time_local": "8:06 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "5 minutes after sunset", "reported_flight_count": 84927, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-05", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-april-5-2026/", "source_title": "Sunday April 5, 2026", "source_published_gmt": "2026-04-06T15:02:46Z", "evidence": "ABR radar reported 19,003 bats in flight, starting 2 minutes after sunset.", "flight_time_utc": "01:04", "flight_time_local": "8:04 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "2 minutes after sunset", "reported_flight_count": 19003, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-06", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-april-6-2026/", "source_title": "Monday April 6, 2026", "source_published_gmt": "2026-04-07T14:18:14Z", "evidence": "ABR radar reported 22,029 bats in flight, starting 8 minutes after sunset.", "flight_time_utc": "01:10", "flight_time_local": "8:10 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "8 minutes after sunset", "reported_flight_count": 22029, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-07", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-april-7-2026/", "source_title": "Tuesday April 7, 2026", "source_published_gmt": "2026-04-08T16:19:37Z", "evidence": "ABR radar reported 5,783 bats in flight, starting 5 minutes before sunset.", "flight_time_utc": "00:58", "flight_time_local": "7:58 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "5 minutes before sunset", "reported_flight_count": 5783, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-08", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-april-8-2026/", "source_title": "Wednesday April 8, 2026", "source_published_gmt": "2026-04-09T16:04:20Z", "evidence": "ABR radar reported 349,345 bats in flight, starting 6 minutes after sunset.", "flight_time_utc": "01:08", "flight_time_local": "8:08 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "6 minutes after sunset", "reported_flight_count": 349345, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-april-9-2026/", "source_title": "Thursday April 9, 2026", "source_published_gmt": "2026-04-10T14:46:25Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 12 minutes after sunset.", "flight_time_utc": "01:16", "flight_time_local": "8:16 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "12 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-10", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-april-10-2026/", "source_title": "Friday April 10, 2026", "source_published_gmt": "2026-04-11T14:36:55Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 1 minutes after sunset.", "flight_time_utc": "01:06", "flight_time_local": "8:06 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "1 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-april-11-2026/", "source_title": "Saturday April 11, 2026", "source_published_gmt": "2026-04-12T14:29:14Z", "evidence": "ABR radar reported 67,512 bats in flight, starting 14 minutes before sunset.", "flight_time_utc": "00:52", "flight_time_local": "7:52 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "14 minutes before sunset", "reported_flight_count": 67512, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-12", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-april-12-2026/", "source_title": "Sunday April 12, 2026", "source_published_gmt": "2026-04-13T16:30:19Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "02:06", "flight_time_local": "9:06 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-13", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-april-13-2026/", "source_title": "Monday April 13, 2026", "source_published_gmt": "2026-04-14T14:58:18Z", "evidence": "ABR radar reported 76,831 bats in flight, starting 1 minutes after sunset.", "flight_time_utc": "01:08", "flight_time_local": "8:08 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "1 minutes after sunset", "reported_flight_count": 76831, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-14", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-april-14-2026/", "source_title": "Tuesday April 14, 2026", "source_published_gmt": "2026-04-15T15:22:04Z", "evidence": "ABR radar reported 44,316 bats in flight, starting 3 minutes after sunset.", "flight_time_utc": "01:10", "flight_time_local": "8:10 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "3 minutes after sunset", "reported_flight_count": 44316, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-15", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-april-15-2026/", "source_title": "Wednesday April 15, 2026", "source_published_gmt": "2026-04-16T14:39:52Z", "evidence": "ABR radar reported 126,770 bats in flight, starting 10 minutes after sunset.", "flight_time_utc": "01:18", "flight_time_local": "8:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "10 minutes after sunset", "reported_flight_count": 126770, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-16", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-april-16-2026/", "source_title": "Thursday April 16, 2026", "source_published_gmt": "2026-04-17T16:32:52Z", "evidence": "ABR radar reported 97,411 bats in flight, starting 15 minutes after sunset.", "flight_time_utc": "01:24", "flight_time_local": "8:24 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "15 minutes after sunset", "reported_flight_count": 97411, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-17", "status": "no_public_record", "confidence": "none", "source_url": null, "source_title": null, "source_published_gmt": null, "evidence": "No date-stamped Austin Bat Refuge radar post was found by the extraction cutoff.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; absence of a public record is not evidence of no movement.", "spectator_source_url": null }, { "date": "2026-04-18", "status": "confirmed_no_flight", "confidence": "medium", "source_url": "https://austinbatrefuge.org/saturday-april-18-2026/", "source_title": "Saturday April 18, 2026", "source_published_gmt": "2026-04-19T12:50:51Z", "evidence": "ABR reported no bat flight or activity across its Central Texas radar study area.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-april-19-2026/", "source_title": "Sunday April 19, 2026", "source_published_gmt": "2026-04-20T23:20:20Z", "evidence": "ABR radar reported 15,950 bats in flight, starting 9 minutes before sunset.", "flight_time_utc": "01:02", "flight_time_local": "8:02 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "9 minutes before sunset", "reported_flight_count": 15950, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-20", "status": "weather_suppressed_or_confounded", "confidence": "medium", "source_url": "https://austinbatrefuge.org/monday-april-20-2026/", "source_title": "Monday April 20, 2026", "source_published_gmt": "2026-04-21T13:38:13Z", "evidence": "ABR said potential flights were suppressed or radar readings confounded by weather; no clear Congress result was published.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-21", "status": "weather_suppressed_or_confounded", "confidence": "medium", "source_url": "https://austinbatrefuge.org/tuesday-april-21-2026/", "source_title": "Tuesday April 21, 2026", "source_published_gmt": "2026-04-22T19:37:50Z", "evidence": "ABR said potential flights were suppressed or radar readings confounded by weather; no clear Congress result was published.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-april-22-2026/", "source_title": "Wednesday April 22, 2026", "source_published_gmt": "2026-04-23T16:55:12Z", "evidence": "ABR radar reported 52,729 bats in flight, starting 24 minutes before sunset.", "flight_time_utc": "00:48", "flight_time_local": "7:48 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "24 minutes before sunset", "reported_flight_count": 52729, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-23", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-april-23-2026/", "source_title": "Thursday April 23, 2026", "source_published_gmt": "2026-04-24T16:26:47Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 11 minutes before sunset.", "flight_time_utc": "01:02", "flight_time_local": "8:02 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "11 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-24", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-april-24-2026/", "source_title": "Friday April 24, 2026", "source_published_gmt": "2026-04-25T14:20:44Z", "evidence": "ABR radar reported 98,505 bats in flight, starting 2 minutes before sunset.", "flight_time_utc": "01:12", "flight_time_local": "8:12 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "2 minutes before sunset", "reported_flight_count": 98505, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-april-25-2026/", "source_title": "Saturday April 25, 2026", "source_published_gmt": "2026-04-26T14:58:56Z", "evidence": "ABR radar reported 95,203 bats in flight, starting 8 minutes after sunset.", "flight_time_utc": "01:22", "flight_time_local": "8:22 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "8 minutes after sunset", "reported_flight_count": 95203, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-april-26-2026/", "source_title": "Sunday April 26, 2026", "source_published_gmt": "2026-04-27T13:30:06Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 13 minutes after sunset.", "flight_time_utc": "01:28", "flight_time_local": "8:28 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "13 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-april-27-2026/", "source_title": "Monday April 27, 2026", "source_published_gmt": "2026-04-28T18:47:48Z", "evidence": "ABR radar reported 20,312 bats in flight, starting 6 minutes after sunset.", "flight_time_utc": "01:22", "flight_time_local": "8:22 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "6 minutes after sunset", "reported_flight_count": 20312, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-28", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-april-28-2026/", "source_title": "Tuesday April 28, 2026", "source_published_gmt": "2026-04-29T18:02:08Z", "evidence": "ABR radar reported 356,325 bats in flight.", "flight_time_utc": "01:34", "flight_time_local": "8:34 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 356325, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/tuesday-april-28-2026/" }, { "date": "2026-04-29", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-april-29-2026/", "source_title": "Wednesday April 29, 2026", "source_published_gmt": "2026-04-30T14:31:33Z", "evidence": "ABR radar reported 3,587 bats in flight, starting 13 minutes after sunset.", "flight_time_utc": "01:30", "flight_time_local": "8:30 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "13 minutes after sunset", "reported_flight_count": 3587, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-04-30", "status": "weather_suppressed_or_confounded", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-april-30-2026/", "source_title": "Thursday April 30, 2026", "source_published_gmt": "2026-05-01T19:12:05Z", "evidence": "ABR reported no discernable Congress flight while weather suppressed or confounded radar readings.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-01", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-may-1-2026/", "source_title": "Friday May 1, 2026", "source_published_gmt": "2026-05-02T15:06:50Z", "evidence": "ABR radar reported 300 bats in flight, starting 4 minutes after sunset.", "flight_time_utc": "01:26", "flight_time_local": "8:26 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "4 minutes after sunset", "reported_flight_count": 300, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-may-2-2026/", "source_title": "Saturday May 2, 2026", "source_published_gmt": "2026-05-03T18:23:36Z", "evidence": "ABR radar reported 69,403 bats in flight, starting 1 minutes before sunset.", "flight_time_utc": "01:18", "flight_time_local": "8:18 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "1 minutes before sunset", "reported_flight_count": 69403, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-03", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-may-3-2026/", "source_title": "Sunday May 3, 2026", "source_published_gmt": "2026-05-04T14:15:53Z", "evidence": "ABR radar reported 65,855 bats in flight, starting 4 minutes before sunset.", "flight_time_utc": "01:16", "flight_time_local": "8:16 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "4 minutes before sunset", "reported_flight_count": 65855, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-04", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-may-4-2026/", "source_title": "Monday May 4, 2026", "source_published_gmt": "2026-05-05T14:28:44Z", "evidence": "ABR radar reported 55,375 bats in flight, starting 8 minutes before sunset.", "flight_time_utc": "01:12", "flight_time_local": "8:12 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "8 minutes before sunset", "reported_flight_count": 55375, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-05", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-may-5-2026/", "source_title": "Tuesday May 5, 2026", "source_published_gmt": "2026-05-06T14:14:11Z", "evidence": "ABR radar reported 39,907 bats in flight.", "flight_time_utc": "01:16", "flight_time_local": "8:16 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": 39907, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-06", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-may-6-2026/", "source_title": "Wednesday May 6, 2026", "source_published_gmt": "2026-05-07T15:27:45Z", "evidence": "ABR radar reported 40,421 bats in flight, starting 8 minutes before sunset.", "flight_time_utc": "01:14", "flight_time_local": "8:14 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "8 minutes before sunset", "reported_flight_count": 40421, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-07", "status": "weather_suppressed_or_confounded", "confidence": "medium", "source_url": "https://austinbatrefuge.org/thursday-may-7-2026/", "source_title": "Thursday May 7, 2026", "source_published_gmt": "2026-05-08T19:31:23Z", "evidence": "ABR said potential flights were suppressed or radar readings confounded by weather; no clear Congress result was published.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-08", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-may-8-2026/", "source_title": "Friday May 8, 2026", "source_published_gmt": "2026-05-09T15:05:16Z", "evidence": "ABR radar reported 30,155 bats in flight, starting 3 minutes before sunset.", "flight_time_utc": "01:20", "flight_time_local": "8:20 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "3 minutes before sunset", "reported_flight_count": 30155, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-may-9-2026/", "source_title": "Saturday May 9, 2026", "source_published_gmt": "2026-05-10T16:56:11Z", "evidence": "ABR radar reported 190,158 bats in flight, starting 5 minutes before sunset.", "flight_time_utc": "01:18", "flight_time_local": "8:18 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "5 minutes before sunset", "reported_flight_count": 190158, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-10", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-may-9-2026/", "source_title": "Sunday May 10, 2026", "source_published_gmt": "2026-05-11T14:44:05Z", "evidence": "ABR radar reported 60,244 bats in flight, starting 4 minutes before sunset.", "flight_time_utc": "01:20", "flight_time_local": "8:20 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "4 minutes before sunset", "reported_flight_count": 60244, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-may-11-2026/", "source_title": "Monday May 11, 2026", "source_published_gmt": "2026-05-12T16:20:09Z", "evidence": "ABR radar reported 112,704 bats in flight, starting 7 minutes before sunset.", "flight_time_utc": "01:18", "flight_time_local": "8:18 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "7 minutes before sunset", "reported_flight_count": 112704, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-12", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-may-12-2026/", "source_title": "Tuesday May 12, 2026", "source_published_gmt": "2026-05-13T13:21:20Z", "evidence": "ABR radar reported 274,644 bats in flight, starting 11 minutes after sunset.", "flight_time_utc": "01:36", "flight_time_local": "8:36 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "11 minutes after sunset", "reported_flight_count": 274644, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-13", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-may-13-2026/", "source_title": "Wednesday May 13, 2026", "source_published_gmt": "2026-05-14T17:02:17Z", "evidence": "ABR radar reported 396,203 bats in flight, starting 6 minutes after sunset.", "flight_time_utc": "01:32", "flight_time_local": "8:32 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "6 minutes after sunset", "reported_flight_count": 396203, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-14", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-may-14-2026/", "source_title": "Thursday May 14, 2026", "source_published_gmt": "2026-05-15T18:28:37Z", "evidence": "ABR radar reported 405,420 bats in flight, starting 13 minutes after sunset.", "flight_time_utc": "01:40", "flight_time_local": "8:40 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "13 minutes after sunset", "reported_flight_count": 405420, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-15", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-may-15-2026/", "source_title": "Friday May 15, 2026", "source_published_gmt": "2026-05-16T14:56:24Z", "evidence": "ABR radar reported 54,689 bats in flight, starting 9 minutes after sunset.", "flight_time_utc": "01:36", "flight_time_local": "8:36 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "9 minutes after sunset", "reported_flight_count": 54689, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-16", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-may-16-2026/", "source_title": "Saturday May 16, 2026", "source_published_gmt": "2026-05-17T17:15:22Z", "evidence": "ABR radar reported 44,673 bats in flight, starting 14 minutes after sunset.", "flight_time_utc": "01:46", "flight_time_local": "8:46 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "14 minutes after sunset", "reported_flight_count": 44673, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-17", "status": "weather_suppressed_or_confounded", "confidence": "medium", "source_url": "https://austinbatrefuge.org/sunday-may-17-2026/", "source_title": "Sunday May 17, 2026", "source_published_gmt": "2026-05-18T19:10:57Z", "evidence": "ABR said potential flights were suppressed or radar readings confounded by weather; no clear Congress result was published.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-may-18-2026/", "source_title": "Monday May 18, 2026", "source_published_gmt": "2026-05-19T17:41:32Z", "evidence": "ABR radar reported 26,230 bats in flight, starting 13 minutes before sunset.", "flight_time_utc": "01:42", "flight_time_local": "8:42 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "13 minutes before sunset", "reported_flight_count": 26230, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-may-19-2026/", "source_title": "Tuesday May 19, 2026", "source_published_gmt": "2026-05-20T15:03:23Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 6 minutes after sunset.", "flight_time_utc": "01:36", "flight_time_local": "8:36 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "6 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-20", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-may-20-2026/", "source_title": "Wednesday May 20, 2026", "source_published_gmt": "2026-05-21T17:45:50Z", "evidence": "ABR radar reported 386,627 bats in flight, starting 7 minutes before sunset.", "flight_time_utc": "01:24", "flight_time_local": "8:24 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "7 minutes before sunset", "reported_flight_count": 386627, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-may-21-2026/", "source_title": "Thursday May 21, 2026", "source_published_gmt": "2026-05-22T14:43:40Z", "evidence": "ABR radar reported 311,692 bats in flight, starting 7 minutes after sunset.", "flight_time_utc": "01:52", "flight_time_local": "8:52 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "7 minutes after sunset", "reported_flight_count": 311692, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-may-22-2026/", "source_title": "Friday May 22, 2026", "source_published_gmt": "2026-05-23T16:31:37Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:44", "flight_time_local": "8:44 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-23", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-may-23-2026/", "source_title": "Saturday May 23, 2026", "source_published_gmt": "2026-05-24T19:58:17Z", "evidence": "ABR radar reported 163,452 bats in flight, starting 18 minutes after sunset.", "flight_time_utc": "01:50", "flight_time_local": "8:50 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "18 minutes after sunset", "reported_flight_count": 163452, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-24", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-may-24-2026/", "source_title": "Sunday May 24, 2026", "source_published_gmt": "2026-05-25T18:34:15Z", "evidence": "ABR radar reported 312,814 bats in flight, starting 27 minutes after sunset.", "flight_time_utc": "02:00", "flight_time_local": "9:00 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "27 minutes after sunset", "reported_flight_count": 312814, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-may-25-2026/", "source_title": "Monday May 25, 2026", "source_published_gmt": "2026-05-26T17:15:33Z", "evidence": "ABR radar reported 298,963 bats in flight, starting 12 minutes after sunset.", "flight_time_utc": "01:46", "flight_time_local": "8:46 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "12 minutes after sunset", "reported_flight_count": 298963, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-26", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-may-26-2026/", "source_title": "Tuesday May 26, 2026", "source_published_gmt": "2026-05-27T19:10:26Z", "evidence": "ABR radar reported 6,645 bats in flight, starting 16 minutes after sunset.", "flight_time_utc": "01:50", "flight_time_local": "8:50 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "16 minutes after sunset", "reported_flight_count": 6645, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-may-27-2026/", "source_title": "Wednesday May 27, 2026", "source_published_gmt": "2026-05-28T21:46:01Z", "evidence": "ABR radar reported 217,584 bats in flight, starting 17 minutes after sunset.", "flight_time_utc": "01:52", "flight_time_local": "8:52 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "17 minutes after sunset", "reported_flight_count": 217584, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-28", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-may-28-2026/", "source_title": "Thursday May 28, 2026", "source_published_gmt": "2026-05-29T15:23:42Z", "evidence": "ABR radar reported 680,130 bats in flight, starting 19 minutes after sunset.", "flight_time_utc": "01:54", "flight_time_local": "8:54 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "19 minutes after sunset", "reported_flight_count": 680130, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-29", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-may-29-2026/", "source_title": "Friday May 29, 2026", "source_published_gmt": "2026-05-30T14:49:09Z", "evidence": "ABR radar reported 232,755 bats in flight, starting 20 minutes after sunset.", "flight_time_utc": "01:56", "flight_time_local": "8:56 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "20 minutes after sunset", "reported_flight_count": 232755, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-05-30", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-may-30-2026/", "source_title": "Saturday May 30, 2026", "source_published_gmt": "2026-05-31T14:23:36Z", "evidence": "ABR radar reported 135,252 bats in flight, starting 24 minutes after sunset.", "flight_time_utc": "02:00", "flight_time_local": "9:00 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "24 minutes after sunset", "reported_flight_count": 135252, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/saturday-may-30-2026/" }, { "date": "2026-05-31", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-may-31-2026/", "source_title": "Sunday May 31, 2026", "source_published_gmt": "2026-06-01T20:02:51Z", "evidence": "ABR radar reported 563,932 bats in flight, starting 23 minutes after sunset.", "flight_time_utc": "02:00", "flight_time_local": "9:00 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "23 minutes after sunset", "reported_flight_count": 563932, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-01", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-june-1-2026/", "source_title": "Monday June 1, 2026", "source_published_gmt": "2026-06-02T16:27:48Z", "evidence": "ABR radar reported 596,130 bats in flight, starting 24 minutes after sunset.", "flight_time_utc": "02:02", "flight_time_local": "9:02 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "24 minutes after sunset", "reported_flight_count": 596130, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-02", "status": "weather_suppressed_or_confounded", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-june-2-2026/", "source_title": "Tuesday June 2, 2026", "source_published_gmt": "2026-06-03T22:43:00Z", "evidence": "ABR reported no discernable Congress flight while weather suppressed or confounded radar readings.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-03", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-june-3-2026/", "source_title": "Wednesday June 3, 2026", "source_published_gmt": "2026-06-04T21:39:19Z", "evidence": "ABR radar reported 239,616 bats in flight, starting 33 minutes after sunset.", "flight_time_utc": "02:12", "flight_time_local": "9:12 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "33 minutes after sunset", "reported_flight_count": 239616, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/wednesday-june-3-2026/" }, { "date": "2026-06-04", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-june-4-2026/", "source_title": "Thursday June 4, 2026", "source_published_gmt": "2026-06-05T18:12:48Z", "evidence": "ABR radar reported 198,172 bats in flight, starting 21 minutes after sunset.", "flight_time_utc": "02:00", "flight_time_local": "9:00 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "21 minutes after sunset", "reported_flight_count": 198172, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-05", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-june-5-2026/", "source_title": "Friday June 5, 2026", "source_published_gmt": "2026-06-06T20:15:29Z", "evidence": "ABR radar reported 123,942 bats in flight, starting 42 minutes after sunset.", "flight_time_utc": "02:32", "flight_time_local": "9:32 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "42 minutes after sunset", "reported_flight_count": 123942, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-06", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-june-6-2026-cloned/", "source_title": "Saturday June 6, 2026", "source_published_gmt": "2026-06-07T20:53:35Z", "evidence": "ABR radar reported 36,626 bats in flight, starting 34 minutes after sunset.", "flight_time_utc": "02:14", "flight_time_local": "9:14 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "34 minutes after sunset", "reported_flight_count": 36626, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/saturday-june-6-2026-cloned/" }, { "date": "2026-06-07", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-june-7-2026/", "source_title": "Sunday June 7, 2026", "source_published_gmt": "2026-06-09T01:10:13Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "02:02", "flight_time_local": "9:02 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-08", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-june-8-2026/", "source_title": "Monday June 8, 2026", "source_published_gmt": "2026-06-09T22:53:04Z", "evidence": "ABR radar reported 85,373 bats in flight, starting 33 minutes after sunset.", "flight_time_utc": "02:14", "flight_time_local": "9:14 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "33 minutes after sunset", "reported_flight_count": 85373, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/monday-june-8-2026/" }, { "date": "2026-06-09", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-june-9-2026/", "source_title": "Tuesday June 9, 2026", "source_published_gmt": "2026-06-11T01:15:24Z", "evidence": "ABR radar reported 44,855 bats in flight, starting 31 minutes after sunset.", "flight_time_utc": "02:14", "flight_time_local": "9:14 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "31 minutes after sunset", "reported_flight_count": 44855, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/tuesday-june-9-2026/" }, { "date": "2026-06-10", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-june-10-2026/", "source_title": "Wednesday June 10, 2026", "source_published_gmt": "2026-06-12T05:19:39Z", "evidence": "ABR radar reported 49,947 bats in flight, starting 36 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "36 minutes after sunset", "reported_flight_count": 49947, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/wednesday-june-10-2026/" }, { "date": "2026-06-11", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-june-11-2026/", "source_title": "Thursday June 11, 2026", "source_published_gmt": "2026-06-13T01:37:28Z", "evidence": "ABR radar reported 42,016 bats in flight, starting after sunset.", "flight_time_utc": "02:16", "flight_time_local": "9:16 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "after sunset", "reported_flight_count": 42016, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/thursday-june-11-2026/" }, { "date": "2026-06-12", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-june-12-2026/", "source_title": "Friday June 12, 2026", "source_published_gmt": "2026-06-13T19:33:55Z", "evidence": "ABR radar reported 112,459 bats in flight, starting 31 minutes after sunset.", "flight_time_utc": "02:14", "flight_time_local": "9:14 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "31 minutes after sunset", "reported_flight_count": 112459, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-13", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-june-13-2026/", "source_title": "Saturday June 13, 2026", "source_published_gmt": "2026-06-15T01:14:24Z", "evidence": "ABR radar reported 76,973 bats in flight, starting 39 minutes after sunset.", "flight_time_utc": "02:22", "flight_time_local": "9:22 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "39 minutes after sunset", "reported_flight_count": 76973, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/saturday-june-13-2026/" }, { "date": "2026-06-14", "status": "confirmed_no_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-june-14-2026/", "source_title": "Sunday June 14, 2026", "source_published_gmt": "2026-06-16T01:25:39Z", "evidence": "ABR explicitly reported no discernable flight from Congress Bridge.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-15", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-june-15-2026/", "source_title": "Monday June 15, 2026", "source_published_gmt": "2026-06-16T20:15:07Z", "evidence": "ABR radar reported 389,092 bats in flight, starting 22 minutes after sunset.", "flight_time_utc": "02:06", "flight_time_local": "9:06 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "22 minutes after sunset", "reported_flight_count": 389092, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-16", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-june-16-2026/", "source_title": "Tuesday June 16, 2026", "source_published_gmt": "2026-06-18T02:22:55Z", "evidence": "ABR radar reported 234,134 bats in flight, starting 34 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "34 minutes after sunset", "reported_flight_count": 234134, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/tuesday-june-16-2026/" }, { "date": "2026-06-17", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-june-17-2026/", "source_title": "Wednesday June 17, 2026", "source_published_gmt": "2026-06-19T00:33:00Z", "evidence": "ABR radar reported 255,598 bats in flight, starting 34 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "34 minutes after sunset", "reported_flight_count": 255598, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-18", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-june-18-2026/", "source_title": "Thursday June 18, 2026", "source_published_gmt": "2026-06-19T23:21:43Z", "evidence": "ABR radar reported 53,063 bats in flight, starting 33 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "33 minutes after sunset", "reported_flight_count": 53063, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/thursday-june-18-2026/" }, { "date": "2026-06-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-june-19-2026/", "source_title": "Friday June 19, 2026", "source_published_gmt": "2026-06-20T22:21:05Z", "evidence": "ABR radar reported 131,009 bats in flight, starting 31 minutes after sunset.", "flight_time_utc": "02:16", "flight_time_local": "9:16 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "31 minutes after sunset", "reported_flight_count": 131009, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-20", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-june-20-2026/", "source_title": "Saturday June 20, 2026", "source_published_gmt": "2026-06-22T23:05:56Z", "evidence": "ABR radar reported 567,902 bats in flight, starting 33 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "33 minutes after sunset", "reported_flight_count": 567902, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/saturday-june-20-2026/" }, { "date": "2026-06-21", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-june-21-2026/", "source_title": "Sunday June 21, 2026", "source_published_gmt": "2026-06-22T23:12:42Z", "evidence": "ABR radar reported 25,501 bats in flight, starting 47 minutes after sunset.", "flight_time_utc": "02:32", "flight_time_local": "9:32 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "47 minutes after sunset", "reported_flight_count": 25501, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/sunday-june-21-2026/" }, { "date": "2026-06-22", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-june-22-2026/", "source_title": "Monday June 22, 2026", "source_published_gmt": "2026-06-24T05:54:16Z", "evidence": "ABR radar reported 50,853 bats in flight, starting 40 minutes after sunset.", "flight_time_utc": "02:26", "flight_time_local": "9:26 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "40 minutes after sunset", "reported_flight_count": 50853, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/monday-june-22-2026/" }, { "date": "2026-06-23", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-june-23-2026/", "source_title": "Tuesday June 23, 2026", "source_published_gmt": "2026-06-25T00:16:06Z", "evidence": "ABR radar reported 186,019 bats in flight, starting 34 minutes after sunset.", "flight_time_utc": "02:20", "flight_time_local": "9:20 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "34 minutes after sunset", "reported_flight_count": 186019, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/tuesday-june-23-2026/" }, { "date": "2026-06-24", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-june-24-2026/", "source_title": "Wednesday June 24, 2026", "source_published_gmt": "2026-06-26T00:00:30Z", "evidence": "ABR radar reported 53,063 bats in flight, starting 40 minutes after sunset.", "flight_time_utc": "02:26", "flight_time_local": "9:26 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "40 minutes after sunset", "reported_flight_count": 53063, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/wednesday-june-24-2026/" }, { "date": "2026-06-25", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-june-25-2026/", "source_title": "Thursday June 25, 2026", "source_published_gmt": "2026-06-27T02:19:33Z", "evidence": "ABR radar reported 57,494 bats in flight, starting 38 minutes after sunset.", "flight_time_utc": "02:24", "flight_time_local": "9:24 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "38 minutes after sunset", "reported_flight_count": 57494, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/thursday-june-25-2026/" }, { "date": "2026-06-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-june-26-2026/", "source_title": "Friday June 26, 2026", "source_published_gmt": "2026-06-27T23:54:22Z", "evidence": "ABR radar reported 66,117 bats in flight, starting 36 minutes after sunset.", "flight_time_utc": "02:22", "flight_time_local": "9:22 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "36 minutes after sunset", "reported_flight_count": 66117, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-27", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-june-27-2026/", "source_title": "Saturday June 27, 2026", "source_published_gmt": "2026-06-28T20:50:33Z", "evidence": "ABR radar reported 51,805 bats in flight, starting 32 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "32 minutes after sunset", "reported_flight_count": 51805, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/saturday-june-27-2026/" }, { "date": "2026-06-28", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-june-28-2026/", "source_title": "Sunday June 28, 2026", "source_published_gmt": "2026-06-30T00:12:50Z", "evidence": "ABR radar reported 28,658 bats in flight, starting 34 minutes after sunset.", "flight_time_utc": "02:20", "flight_time_local": "9:20 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "34 minutes after sunset", "reported_flight_count": 28658, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/sunday-june-28-2026/" }, { "date": "2026-06-29", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-june-29-2026/", "source_title": "Monday June 29, 2026", "source_published_gmt": "2026-06-30T21:44:17Z", "evidence": "ABR radar reported 60,167 bats in flight, starting 30 minutes after sunset.", "flight_time_utc": "02:16", "flight_time_local": "9:16 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "30 minutes after sunset", "reported_flight_count": 60167, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-06-30", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-june-30-2026/", "source_title": "Tuesday June 30, 2026", "source_published_gmt": "2026-07-02T05:41:34Z", "evidence": "ABR radar reported 105,022 bats in flight, starting 30 minutes after sunset.", "flight_time_utc": "02:16", "flight_time_local": "9:16 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "30 minutes after sunset", "reported_flight_count": 105022, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/tuesday-june-30-2026/" }, { "date": "2026-07-01", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-july-1-2026/", "source_title": "Wednesday July 1, 2026", "source_published_gmt": "2026-07-02T22:33:33Z", "evidence": "ABR radar reported 211,504 bats in flight, starting 32 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "32 minutes after sunset", "reported_flight_count": 211504, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/wednesday-july-1-2026/" }, { "date": "2026-07-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-july-2-2026/", "source_title": "Thursday July 2, 2026", "source_published_gmt": "2026-07-04T00:09:14Z", "evidence": "ABR radar reported 297,826 bats in flight, starting 26 minutes after sunset.", "flight_time_utc": "02:12", "flight_time_local": "9:12 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "26 minutes after sunset", "reported_flight_count": 297826, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-03", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-july-3-2026/", "source_title": "Friday July 3, 2026", "source_published_gmt": "2026-07-04T21:59:51Z", "evidence": "ABR radar reported 175,552 bats in flight, starting 38 minutes after sunset.", "flight_time_utc": "02:16", "flight_time_local": "9:16 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "38 minutes after sunset", "reported_flight_count": 175552, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-04", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-july-4-2026/", "source_title": "Saturday July 4, 2026", "source_published_gmt": "2026-07-05T20:56:00Z", "evidence": "ABR radar reported 228,649 bats in flight, starting 38 minutes after sunset.", "flight_time_utc": "02:24", "flight_time_local": "9:24 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "38 minutes after sunset", "reported_flight_count": 228649, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/saturday-july-4-2026/" }, { "date": "2026-07-05", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-july-5-2026/", "source_title": "Sunday July 5, 2026", "source_published_gmt": "2026-07-06T20:05:53Z", "evidence": "ABR radar reported 228,649 bats in flight, starting 38 minutes after sunset.", "flight_time_utc": "02:26", "flight_time_local": "9:26 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "38 minutes after sunset", "reported_flight_count": 228649, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/sunday-july-5-2026/" }, { "date": "2026-07-06", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-july-6-2026/", "source_title": "Monday July 6, 2026", "source_published_gmt": "2026-07-07T19:20:35Z", "evidence": "ABR radar reported 163,901 bats in flight, starting 32 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "32 minutes after sunset", "reported_flight_count": 163901, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/monday-july-6-2026/" }, { "date": "2026-07-07", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-july-7-2026/", "source_title": "Tuesday July 7, 2026", "source_published_gmt": "2026-07-08T19:32:06Z", "evidence": "ABR radar reported 135,277 bats in flight, starting 38 minutes after sunset.", "flight_time_utc": "02:24", "flight_time_local": "9:24 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "38 minutes after sunset", "reported_flight_count": 135277, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/tuesday-july-7-2026/" }, { "date": "2026-07-08", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-july-8-2026/", "source_title": "Wednesday July 8, 2026", "source_published_gmt": "2026-07-09T21:05:44Z", "evidence": "ABR radar reported 119,623 bats in flight, starting 38 minutes after sunset.", "flight_time_utc": "02:24", "flight_time_local": "9:24 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "38 minutes after sunset", "reported_flight_count": 119623, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/wednesday-july-8-2026/" }, { "date": "2026-07-09", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-july-9-2026/", "source_title": "Thursday July 9, 2026", "source_published_gmt": "2026-07-10T19:36:02Z", "evidence": "ABR radar reported 105,743 bats in flight, starting 45 minutes after sunset.", "flight_time_utc": "02:30", "flight_time_local": "9:30 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "45 minutes after sunset", "reported_flight_count": 105743, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/thursday-july-9-2026/" }, { "date": "2026-07-10", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-july-10-2026/", "source_title": "Friday July 10, 2026", "source_published_gmt": "2026-07-11T15:02:04Z", "evidence": "ABR radar reported 13,123 bats in flight, starting 33 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "33 minutes after sunset", "reported_flight_count": 13123, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/friday-july-10-2026/" }, { "date": "2026-07-11", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-july-11-2026/", "source_title": "Saturday July 11, 2026", "source_published_gmt": "2026-07-13T00:55:41Z", "evidence": "ABR radar reported 69,383 bats in flight, starting 43 minutes after sunset.", "flight_time_utc": "02:28", "flight_time_local": "9:28 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "43 minutes after sunset", "reported_flight_count": 69383, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/saturday-july-11-2026/" }, { "date": "2026-07-12", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-july-12-2026/", "source_title": "Sunday July 12, 2026", "source_published_gmt": "2026-07-13T23:26:21Z", "evidence": "ABR radar reported 76,982 bats in flight, starting 33 minutes after sunset.", "flight_time_utc": "02:18", "flight_time_local": "9:18 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "33 minutes after sunset", "reported_flight_count": 76982, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/sunday-july-12-2026/" }, { "date": "2026-07-13", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-july-13-2026/", "source_title": "Monday July 13, 2026", "source_published_gmt": "2026-07-14T18:49:37Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 38 minutes after sunset.", "flight_time_utc": "02:22", "flight_time_local": "9:22 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "38 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/monday-july-13-2026/" }, { "date": "2026-07-14", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-july-14-2026/", "source_title": "Tuesday July 14, 2026", "source_published_gmt": "2026-07-15T19:18:42Z", "evidence": "ABR radar reported 38,515 bats in flight, starting 54 minutes after sunset.", "flight_time_utc": "02:38", "flight_time_local": "9:38 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "54 minutes after sunset", "reported_flight_count": 38515, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/tuesday-july-14-2026/" }, { "date": "2026-07-15", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-july-15-2026/", "source_title": "Wednesday July 15, 2026", "source_published_gmt": "2026-07-16T16:31:28Z", "evidence": "ABR radar reported 82,263 bats in flight, starting 32 minutes after sunset.", "flight_time_utc": "02:16", "flight_time_local": "9:16 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "32 minutes after sunset", "reported_flight_count": 82263, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/wednesday-july-15-2026/" }, { "date": "2026-07-16", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-july-16-2026/", "source_title": "Thursday July 16, 2026", "source_published_gmt": "2026-07-17T17:16:33Z", "evidence": "ABR radar reported 25,796 bats in flight, starting 31 minutes after sunset.", "flight_time_utc": "02:14", "flight_time_local": "9:14 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "31 minutes after sunset", "reported_flight_count": 25796, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/thursday-july-16-2026/" }, { "date": "2026-07-17", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-july-17-2026/", "source_title": "Friday July 17, 2026", "source_published_gmt": "2026-07-18T19:51:04Z", "evidence": "ABR radar reported 11,095 bats in flight, starting 24 minutes after sunset.", "flight_time_utc": "02:16", "flight_time_local": "9:16 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "24 minutes after sunset", "reported_flight_count": 11095, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-july-18-2026/", "source_title": "Saturday July 18, 2026", "source_published_gmt": "2026-07-20T01:26:46Z", "evidence": "ABR radar reported 45,270 bats in flight, starting 29 minutes after sunset.", "flight_time_utc": "02:12", "flight_time_local": "9:12 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "29 minutes after sunset", "reported_flight_count": 45270, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-july-19-2026/", "source_title": "Sunday July 19, 2026", "source_published_gmt": "2026-07-20T19:45:51Z", "evidence": "ABR radar reported 343,096 bats in flight, starting 30 minutes after sunset.", "flight_time_utc": "02:12", "flight_time_local": "9:12 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "30 minutes after sunset", "reported_flight_count": 343096, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-20", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-july-20-2026/", "source_title": "Monday July 20, 2026", "source_published_gmt": "2026-07-21T17:29:49Z", "evidence": "ABR radar reported 198,949 bats in flight, starting 28 minutes after sunset.", "flight_time_utc": "02:10", "flight_time_local": "9:10 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "28 minutes after sunset", "reported_flight_count": 198949, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-july-21-2026/", "source_title": "Tuesday July 21, 2026", "source_published_gmt": "2026-07-23T00:24:00Z", "evidence": "ABR radar reported 654,182 bats in flight, starting after sunset.", "flight_time_utc": "02:00", "flight_time_local": "9:00 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "after sunset", "reported_flight_count": 654182, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-july-22-2026/", "source_title": "Wednesday July 22, 2026", "source_published_gmt": "2026-07-23T19:41:15Z", "evidence": "ABR radar reported 601,498 bats in flight, starting 21 minutes after sunset.", "flight_time_utc": "02:02", "flight_time_local": "9:02 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "21 minutes after sunset", "reported_flight_count": 601498, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-23", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-july-23-2026/", "source_title": "Thursday July 23, 2026", "source_published_gmt": "2026-07-24T16:18:41Z", "evidence": "ABR radar reported 386,030 bats in flight, starting 20 minutes after sunset.", "flight_time_utc": "02:00", "flight_time_local": "9:00 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "20 minutes after sunset", "reported_flight_count": 386030, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-24", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-july-24-2026/", "source_title": "Friday July 24, 2026", "source_published_gmt": "2026-07-25T15:25:36Z", "evidence": "ABR radar reported 37,543 bats in flight, starting 30 minutes after sunset.", "flight_time_utc": "02:10", "flight_time_local": "9:10 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "30 minutes after sunset", "reported_flight_count": 37543, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-july-25-2026/", "source_title": "Saturday July 25, 2026", "source_published_gmt": "2026-07-26T18:58:05Z", "evidence": "ABR radar reported 119,364 bats in flight, starting 27 minutes after sunset.", "flight_time_utc": "02:06", "flight_time_local": "9:06 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "27 minutes after sunset", "reported_flight_count": 119364, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-july-26-2026/", "source_title": "Sunday July 26, 2026", "source_published_gmt": "2026-07-27T20:27:41Z", "evidence": "ABR radar reported 142,835 bats in flight, starting 26 minutes after sunset.", "flight_time_utc": "02:04", "flight_time_local": "9:04 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "26 minutes after sunset", "reported_flight_count": 142835, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-27", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-july-27-2026/", "source_title": "Monday July 27, 2026", "source_published_gmt": "2026-07-28T21:38:03Z", "evidence": "ABR radar reported 102,769 bats in flight, starting 30 minutes after sunset.", "flight_time_utc": "02:08", "flight_time_local": "9:08 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "30 minutes after sunset", "reported_flight_count": 102769, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/monday-july-27-2026/" }, { "date": "2026-07-28", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-july-28-2026/", "source_title": "Tuesday July 28, 2026", "source_published_gmt": "2026-07-29T14:58:50Z", "evidence": "ABR radar reported 178,921 bats in flight, starting 25 minutes after sunset.", "flight_time_utc": "02:02", "flight_time_local": "9:02 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "25 minutes after sunset", "reported_flight_count": 178921, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-29", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-july-29-2026/", "source_title": "Wednesday July 29, 2026", "source_published_gmt": "2026-07-30T16:10:22Z", "evidence": "ABR radar reported 265,365 bats in flight, starting 27 minutes after sunset.", "flight_time_utc": "02:04", "flight_time_local": "9:04 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "27 minutes after sunset", "reported_flight_count": 265365, "reported_colony_percent": null, "spectator_evidence": "late_or_dark", "spectator_note": "The reported movement began after dark; the source did not otherwise document spectator visibility.", "spectator_source_url": "https://austinbatrefuge.org/wednesday-july-29-2026/" }, { "date": "2026-07-30", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-july-30-2026/", "source_title": "Thursday July 30, 2026", "source_published_gmt": "2026-07-31T16:57:24Z", "evidence": "ABR radar reported 311,455 bats in flight, starting 22 minutes after sunset.", "flight_time_utc": "01:58", "flight_time_local": "8:58 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "22 minutes after sunset", "reported_flight_count": 311455, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-07-31", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-july-31-2026/", "source_title": "Friday July 31, 2026", "source_published_gmt": "2026-08-01T22:13:59Z", "evidence": "ABR radar reported 443,728 bats in flight, starting 19 minutes after sunset.", "flight_time_utc": "01:54", "flight_time_local": "8:54 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "19 minutes after sunset", "reported_flight_count": 443728, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-01", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-august-1-2026/", "source_title": "Saturday August 1, 2026", "source_published_gmt": "2026-08-02T15:15:48Z", "evidence": "ABR radar reported 158,160 bats in flight, starting 8 minutes after sunset.", "flight_time_utc": "01:42", "flight_time_local": "8:42 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "8 minutes after sunset", "reported_flight_count": 158160, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-02", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-august-2-2026/", "source_title": "Sunday August 2, 2026", "source_published_gmt": "2026-08-03T14:52:47Z", "evidence": "ABR radar reported 631,222 bats in flight, starting 22 minutes after sunset.", "flight_time_utc": "01:56", "flight_time_local": "8:56 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "22 minutes after sunset", "reported_flight_count": 631222, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-03", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-august-3-2026/", "source_title": "Monday August 3, 2026", "source_published_gmt": "2026-08-04T20:09:50Z", "evidence": "ABR radar reported 187,254 bats in flight, starting 23 minutes after sunset.", "flight_time_utc": "01:56", "flight_time_local": "8:56 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "23 minutes after sunset", "reported_flight_count": 187254, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-04", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-august-4-2026/", "source_title": "Tuesday August 4, 2026", "source_published_gmt": "2026-08-05T17:42:30Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:48", "flight_time_local": "8:48 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-05", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-august-5-2026/", "source_title": "Wednesday August 5, 2026", "source_published_gmt": "2026-08-06T15:22:33Z", "evidence": "ABR radar reported 57,352 bats in flight, starting 19 minutes after sunset.", "flight_time_utc": "01:50", "flight_time_local": "8:50 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "19 minutes after sunset", "reported_flight_count": 57352, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-06", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-august-6-2026/", "source_title": "Thursday August 6, 2026", "source_published_gmt": "2026-08-07T16:33:01Z", "evidence": "ABR radar reported 311,455 bats in flight, starting 12 minutes after sunset.", "flight_time_utc": "01:42", "flight_time_local": "8:42 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "12 minutes after sunset", "reported_flight_count": 311455, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-07", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-august-7-2026/", "source_title": "Friday August 7, 2026", "source_published_gmt": "2026-08-08T16:17:35Z", "evidence": "ABR listed a Congress Bridge radar flight, starting 12 minutes after sunset.", "flight_time_utc": "01:42", "flight_time_local": "8:42 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "12 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-08", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-august-8-2026/", "source_title": "Saturday August 8, 2026", "source_published_gmt": "2026-08-09T18:59:58Z", "evidence": "ABR radar reported 521,294 bats in flight, starting 13 minutes after sunset.", "flight_time_utc": "01:42", "flight_time_local": "8:42 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "13 minutes after sunset", "reported_flight_count": 521294, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-09", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-august-9-2026/", "source_title": "Sunday August 9, 2026", "source_published_gmt": "2026-08-10T19:21:39Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "01:38", "flight_time_local": "8:38 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-10", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-august-10-2026/", "source_title": "Monday August 10, 2026", "source_published_gmt": "2026-08-11T18:06:30Z", "evidence": "ABR radar reported 245,397 bats in flight, starting 11 minutes after sunset.", "flight_time_utc": "01:38", "flight_time_local": "8:38 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "11 minutes after sunset", "reported_flight_count": 245397, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-11", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-august-11-2026/", "source_title": "Tuesday August 11, 2026", "source_published_gmt": "2026-08-12T23:28:14Z", "evidence": "ABR radar reported 289,224 bats in flight, starting 6 minutes after sunset.", "flight_time_utc": "01:32", "flight_time_local": "8:32 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "6 minutes after sunset", "reported_flight_count": 289224, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-12", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-august-12-2026/", "source_title": "Wednesday August 12, 2026", "source_published_gmt": "2026-08-13T18:56:07Z", "evidence": "ABR radar reported about 16% of the colony in flight, starting 13 minutes after sunset.", "flight_time_utc": "01:32", "flight_time_local": "8:32 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "13 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": 16.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-13", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-august-13-2026/", "source_title": "Thursday August 13, 2026", "source_published_gmt": "2026-08-14T17:39:52Z", "evidence": "ABR radar reported about 9% of the colony in flight, starting 4 minutes after sunset.", "flight_time_utc": "01:28", "flight_time_local": "8:28 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "4 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": 9.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-14", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-august-14-2026/", "source_title": "Friday August 14, 2026", "source_published_gmt": "2026-08-15T20:45:05Z", "evidence": "ABR listed a Congress Bridge radar flight, starting at sunset.", "flight_time_utc": "01:20", "flight_time_local": "8:20 PM CDT", "timing_relative_to_sunset": "at_sunset", "timing_note": "at sunset", "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-15", "status": "late_or_small_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-august-15-2026/", "source_title": "Saturday August 15, 2026", "source_published_gmt": "2026-08-16T17:21:58Z", "evidence": "ABR radar reported about 10% of the colony in flight, starting 4 minutes before sunset.", "flight_time_utc": "01:18", "flight_time_local": "8:18 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "4 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 10.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-16", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-august-16-2026/", "source_title": "Sunday August 16, 2026", "source_published_gmt": "2026-08-17T20:56:17Z", "evidence": "ABR radar reported 221,122 bats in flight, starting 7 minutes before sunset.", "flight_time_utc": "01:14", "flight_time_local": "8:14 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "7 minutes before sunset", "reported_flight_count": 221122, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-17", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-august-17-2026/", "source_title": "Monday August 17, 2026", "source_published_gmt": "2026-08-18T16:04:51Z", "evidence": "ABR radar reported about 17% of the colony in flight, starting 8 minutes before sunset.", "flight_time_utc": "01:12", "flight_time_local": "8:12 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "8 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 17.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-18", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-august-18-2026/", "source_title": "Tuesday August 18, 2026", "source_published_gmt": "2026-08-20T14:46:41Z", "evidence": "ABR radar reported 128,718 bats in flight, starting 6 minutes before sunset.", "flight_time_utc": "01:12", "flight_time_local": "8:12 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "6 minutes before sunset", "reported_flight_count": 128718, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-19", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-august-19-2026/", "source_title": "Wednesday August 19, 2026", "source_published_gmt": "2026-08-20T14:48:37Z", "evidence": "ABR radar reported about 18% of the colony in flight, starting 6 minutes before sunset.", "flight_time_utc": "01:12", "flight_time_local": "8:12 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "6 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 18.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-20", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-august-20-2026/", "source_title": "Thursday August 20, 2026", "source_published_gmt": "2026-08-21T22:07:48Z", "evidence": "ABR radar reported about 16% of the colony in flight, starting 9 minutes before sunset.", "flight_time_utc": "01:08", "flight_time_local": "8:08 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "9 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 16.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-21", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-august-21-2026/", "source_title": "Friday August 21, 2026", "source_published_gmt": "2026-08-23T17:39:38Z", "evidence": "ABR radar reported about 27% of the colony in flight, starting 12 minutes before sunset.", "flight_time_utc": "01:04", "flight_time_local": "8:04 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "12 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 27.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-22", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-august-22-2026/", "source_title": "Saturday August 22, 2026", "source_published_gmt": "2026-08-23T17:43:11Z", "evidence": "ABR radar reported about 32% of the colony in flight, starting 11 minutes before sunset.", "flight_time_utc": "01:04", "flight_time_local": "8:04 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "11 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 32.0, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; radar movement alone does not establish a visible emergence.", "spectator_source_url": null }, { "date": "2026-08-23", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/sunday-august-23-2026/", "source_title": "Sunday August 23, 2026", "source_published_gmt": "2026-08-24T19:46:56Z", "evidence": "ABR radar reported about 26% of the colony in flight, starting 16 minutes before sunset.", "flight_time_utc": "00:58", "flight_time_local": "7:58 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "16 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 26.0, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 8:59 pm.", "spectator_source_url": "https://austinbatrefuge.org/congress-avenue-bridge/" }, { "date": "2026-08-24", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/monday-august-24-2026/", "source_title": "Monday August 24, 2026", "source_published_gmt": "2026-08-25T22:22:47Z", "evidence": "ABR radar reported about 17% of the colony in flight, starting 16 minutes before sunset.", "flight_time_utc": "00:56", "flight_time_local": "7:56 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "16 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 17.0, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 8:53 pm.", "spectator_source_url": "https://austinbatrefuge.org/congress-avenue-bridge/" }, { "date": "2026-08-25", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/tuesday-august-25-2026/", "source_title": "Tuesday August 25, 2026", "source_published_gmt": "2026-08-26T18:06:44Z", "evidence": "ABR listed a Congress Bridge radar flight.", "flight_time_utc": "00:50", "flight_time_local": "7:50 PM CDT", "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 9:09 pm.", "spectator_source_url": "https://austinbatrefuge.org/congress-avenue-bridge/" }, { "date": "2026-08-26", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/wednesday-august-26-2026/", "source_title": "Wednesday August 26, 2026", "source_published_gmt": "2026-08-27T14:49:25Z", "evidence": "ABR radar reported about 27% of the colony in flight, starting 24 minutes before sunset.", "flight_time_utc": "00:46", "flight_time_local": "7:46 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "24 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 27.0, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 8:19 pm.", "spectator_source_url": "https://austinbatrefuge.org/congress-avenue-bridge/" }, { "date": "2026-08-27", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/thursday-august-27-2026/", "source_title": "Thursday August 27, 2026", "source_published_gmt": "2026-08-28T17:01:11Z", "evidence": "ABR radar reported about 45% of the colony in flight, starting 15 minutes before sunset.", "flight_time_utc": "00:54", "flight_time_local": "7:54 PM CDT", "timing_relative_to_sunset": "before_sunset", "timing_note": "15 minutes before sunset", "reported_flight_count": null, "reported_colony_percent": 45.0, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 8:15 pm.", "spectator_source_url": "https://austinbatrefuge.org/congress-avenue-bridge/" }, { "date": "2026-08-28", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/friday-august-28-2026/", "source_title": "Friday August 28, 2026", "source_published_gmt": "2026-08-29T15:27:27Z", "evidence": "ABR radar reported about 17% of the colony in flight, starting 2 minutes after sunset.", "flight_time_utc": "01:10", "flight_time_local": "8:10 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "2 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": 17.0, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 9:03 pm.", "spectator_source_url": "https://austinbatrefuge.org/congress-avenue-bridge/" }, { "date": "2026-08-29", "status": "confirmed_flight", "confidence": "high", "source_url": "https://austinbatrefuge.org/saturday-august-29-2026/", "source_title": "Saturday August 29, 2026", "source_published_gmt": "2026-08-30T22:03:01Z", "evidence": "ABR radar reported about 25% of the colony in flight, starting 13 minutes after sunset.", "flight_time_utc": "01:20", "flight_time_local": "8:20 PM CDT", "timing_relative_to_sunset": "after_sunset", "timing_note": "13 minutes after sunset", "reported_flight_count": null, "reported_colony_percent": 25.0, "spectator_evidence": "reported_visible", "spectator_note": "ABR reported bats viewable until 9:35 pm.", "spectator_source_url": "https://austinbatrefuge.org/congress-avenue-bridge/" }, { "date": "2026-08-30", "status": "no_public_record", "confidence": "none", "source_url": null, "source_title": null, "source_published_gmt": null, "evidence": "No date-stamped Austin Bat Refuge radar post was found by the extraction cutoff.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; absence of a public record is not evidence of no movement.", "spectator_source_url": null }, { "date": "2026-08-31", "status": "no_public_record", "confidence": "none", "source_url": null, "source_title": null, "source_published_gmt": null, "evidence": "No date-stamped Austin Bat Refuge radar post was found by the extraction cutoff.", "flight_time_utc": null, "flight_time_local": null, "timing_relative_to_sunset": "not_reported", "timing_note": null, "reported_flight_count": null, "reported_colony_percent": null, "spectator_evidence": "not_reported", "spectator_note": "Spectator visibility was not reported; absence of a public record is not evidence of no movement.", "spectator_source_url": null } ] }