{"items":[{"id":9099,"event_id":3999,"slug":"3999-sfo-aircraft-turns","kind":"initial","kind_label":"Initial","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"significant","severity_label":"Significant","severity_rank":2,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO: 9 of 23 departures in the next 90 min have their aircraft due in with under 35 min to turn","body":"Of the 52 departures scheduled from SFO (SFO) between 11:34 AM and 1:04 PM PST, FAA flight plans name the aircraft for 23. For 9 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 3 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late.","what_changed":null,"airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-11-13T19:34:17.006670Z","time":"11:34 AM","zone":"PST","date":"Nov 13","ago":"9 h ago","full":"Fri Nov 13, 11:34 AM PST","utc_text":"2026-11-13 19:34 UTC"},"source_event":{"utc":"2026-11-13T19:34:00Z","time":"11:34 AM","zone":"PST","date":"Nov 13","ago":"9 h ago","full":"Fri Nov 13, 11:34 AM PST","utc_text":"2026-11-13 19:34 UTC"},"ingested":{"utc":"2026-11-13T19:34:15.669717Z","time":"11:34 AM","zone":"PST","date":"Nov 13","ago":"9 h ago","full":"Fri Nov 13, 11:34 AM PST","utc_text":"2026-11-13 19:34 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMS0xM1QxOTozNDoxNy4wMDY2NzArMDA6MDB8OTA5OQ","measure":{"chips":[["Next","11:34 AM–1:04 PM PST"],["Tight turns","9 of 23"],["Share","39%"]],"rows":[["Departures scheduled","11:34 AM–1:04 PM PST · 52 departures, aircraft known for 23"],["Tight turns","9 (39%) with the inbound due under 35 min before departure"],["Inbound not yet in","3 not taken off · 6 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"],["Tightest","DL 2272 to LAX at 11:40 AM: aircraft N3771K, inbound DL 2272 from LAX (not departed), -114 min to turn"],["Tightest","UA 8167 to STL at 12:22 PM: aircraft N467UA, inbound UA 432 from ONT (not departed), -20 min to turn"],["Tightest","DL 693 to ATL at 11:38 AM: aircraft N557DN, inbound DL 693 from ATL (airborne), -16 min to turn"],["Tightest","OO 4790 to SMF at 12:46 PM: aircraft N936EV, inbound OO 5737 from FAT (not departed), -10 min to turn"],["Tightest","DL 1980 to MSP at 12:07 PM: aircraft N928DU, inbound DL 2078 from MSP (airborne), -5 min to turn"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":1,"latest_update_id":9099,"status_label":"Resolved","n_match":1,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]},{"id":8009,"event_id":3467,"slug":"3467-sfo-aircraft-turns","kind":"recovery","kind_label":"Recovery","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"info","severity_label":"Informational","severity_rank":1,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO aircraft turns back near normal: 0 of 14 departures in the next 90 min are tight","body":"Of the 21 departures scheduled from SFO (SFO) between 6:59 PM and 8:29 PM PST, FAA flight plans name the aircraft for 14. For 0 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.","what_changed":"tight share 61% at worst → 0% now","airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-11-10T02:59:07.899319Z","time":"6:59 PM","zone":"PST","date":"Nov 9","ago":"4 days ago","full":"Mon Nov 9, 6:59 PM PST","utc_text":"2026-11-10 02:59 UTC"},"source_event":{"utc":"2026-11-10T02:59:00Z","time":"6:59 PM","zone":"PST","date":"Nov 9","ago":"4 days ago","full":"Mon Nov 9, 6:59 PM PST","utc_text":"2026-11-10 02:59 UTC"},"ingested":{"utc":"2026-11-10T02:59:06.366354Z","time":"6:59 PM","zone":"PST","date":"Nov 9","ago":"4 days ago","full":"Mon Nov 9, 6:59 PM PST","utc_text":"2026-11-10 02:59 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMS0xMFQwMjo1OTowNy44OTkzMTkrMDA6MDB8ODAwOQ","measure":{"chips":[["Next","6:59 PM–8:29 PM PST"],["Tight turns","0 of 14"],["Share","0%"]],"rows":[["Departures scheduled","6:59 PM–8:29 PM PST · 21 departures, aircraft known for 14"],["Tight turns","0 (0%) with the inbound due under 35 min before departure"],["Inbound not yet in","0 not taken off · 0 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":2,"latest_update_id":8009,"status_label":"Resolved","n_match":2,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]},{"id":7696,"event_id":3344,"slug":"3344-sfo-aircraft-turns","kind":"recovery","kind_label":"Recovery","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"info","severity_label":"Informational","severity_rank":1,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO aircraft turns back near normal: 1 of 31 departures in the next 90 min are tight","body":"Of the 55 departures scheduled from SFO (SFO) between 12:35 PM and 2:05 PM PST, FAA flight plans name the aircraft for 31. For 1 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.","what_changed":"tight share 33% at worst → 3% now","airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-11-08T20:35:17.141844Z","time":"12:35 PM","zone":"PST","date":"Nov 8","ago":"5 days ago","full":"Sun Nov 8, 12:35 PM PST","utc_text":"2026-11-08 20:35 UTC"},"source_event":{"utc":"2026-11-08T20:35:00Z","time":"12:35 PM","zone":"PST","date":"Nov 8","ago":"5 days ago","full":"Sun Nov 8, 12:35 PM PST","utc_text":"2026-11-08 20:35 UTC"},"ingested":{"utc":"2026-11-08T20:35:15.558282Z","time":"12:35 PM","zone":"PST","date":"Nov 8","ago":"5 days ago","full":"Sun Nov 8, 12:35 PM PST","utc_text":"2026-11-08 20:35 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMS0wOFQyMDozNToxNy4xNDE4NDQrMDA6MDB8NzY5Ng","measure":{"chips":[["Next","12:35 PM–2:05 PM PST"],["Tight turns","1 of 31"],["Share","3%"]],"rows":[["Departures scheduled","12:35 PM–2:05 PM PST · 55 departures, aircraft known for 31"],["Tight turns","1 (3%) with the inbound due under 35 min before departure"],["Inbound not yet in","0 not taken off · 1 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"],["Tightest","OO 4790 to SMF at 12:50 PM: aircraft N206SY, inbound OO 5511 from RDD (airborne), -1 min to turn"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":2,"latest_update_id":7696,"status_label":"Resolved","n_match":2,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]},{"id":3584,"event_id":1586,"slug":"1586-sfo-aircraft-turns","kind":"recovery","kind_label":"Recovery","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"info","severity_label":"Informational","severity_rank":1,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO aircraft turns back near normal: 3 of 29 departures in the next 90 min are tight","body":"Of the 52 departures scheduled from SFO (SFO) between 12:51 PM and 2:21 PM PDT, FAA flight plans name the aircraft for 29. For 3 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.","what_changed":"tight share 30% at worst → 10% now","airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-10-27T19:51:38.273762Z","time":"12:51 PM","zone":"PDT","date":"Oct 27","ago":"17 days ago","full":"Tue Oct 27, 12:51 PM PDT","utc_text":"2026-10-27 19:51 UTC"},"source_event":{"utc":"2026-10-27T19:51:00Z","time":"12:51 PM","zone":"PDT","date":"Oct 27","ago":"17 days ago","full":"Tue Oct 27, 12:51 PM PDT","utc_text":"2026-10-27 19:51 UTC"},"ingested":{"utc":"2026-10-27T19:51:36.726699Z","time":"12:51 PM","zone":"PDT","date":"Oct 27","ago":"17 days ago","full":"Tue Oct 27, 12:51 PM PDT","utc_text":"2026-10-27 19:51 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMC0yN1QxOTo1MTozOC4yNzM3NjIrMDA6MDB8MzU4NA","measure":{"chips":[["Next","12:51 PM–2:21 PM PDT"],["Tight turns","3 of 29"],["Share","10%"]],"rows":[["Departures scheduled","12:51 PM–2:21 PM PDT · 52 departures, aircraft known for 29"],["Tight turns","3 (10%) with the inbound due under 35 min before departure"],["Inbound not yet in","0 not taken off · 2 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"],["Tightest","QX 2408 to GEG at 1:13 PM: aircraft N667QX, inbound QX 2167 from PSP (landed), 28 min to turn"],["Tightest","OO 5440 to SNA at 1:39 PM: aircraft N641SY, inbound OO 5248 from SMF (airborne), 29 min to turn"],["Tightest","F9 1192 to PHX at 1:32 PM: aircraft N323FR, inbound F9 3381 from SAN (airborne), 33 min to turn"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":2,"latest_update_id":3584,"status_label":"Resolved","n_match":2,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]},{"id":3324,"event_id":1434,"slug":"1434-sfo-aircraft-turns","kind":"recovery","kind_label":"Recovery","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"info","severity_label":"Informational","severity_rank":1,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO aircraft turns back near normal: 1 of 24 departures in the next 90 min are tight","body":"Of the 32 departures scheduled from SFO (SFO) between 2:22 PM and 3:52 PM PDT, FAA flight plans name the aircraft for 24. For 1 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 1 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.","what_changed":"tight share 29% at worst → 4% now","airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-10-26T21:22:15.496724Z","time":"2:22 PM","zone":"PDT","date":"Oct 26","ago":"18 days ago","full":"Mon Oct 26, 2:22 PM PDT","utc_text":"2026-10-26 21:22 UTC"},"source_event":{"utc":"2026-10-26T21:22:00Z","time":"2:22 PM","zone":"PDT","date":"Oct 26","ago":"18 days ago","full":"Mon Oct 26, 2:22 PM PDT","utc_text":"2026-10-26 21:22 UTC"},"ingested":{"utc":"2026-10-26T21:22:13.670696Z","time":"2:22 PM","zone":"PDT","date":"Oct 26","ago":"18 days ago","full":"Mon Oct 26, 2:22 PM PDT","utc_text":"2026-10-26 21:22 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMC0yNlQyMToyMjoxNS40OTY3MjQrMDA6MDB8MzMyNA","measure":{"chips":[["Next","2:22 PM–3:52 PM PDT"],["Tight turns","1 of 24"],["Share","4%"]],"rows":[["Departures scheduled","2:22 PM–3:52 PM PDT · 32 departures, aircraft known for 24"],["Tight turns","1 (4%) with the inbound due under 35 min before departure"],["Inbound not yet in","1 not taken off · 0 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"],["Tightest","WN 4313 to DAL at 3:31 PM: aircraft N8866H, inbound WN 473 from SAN (not departed), -24 min to turn"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":2,"latest_update_id":3324,"status_label":"Resolved","n_match":2,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]},{"id":2642,"event_id":1080,"slug":"1080-sfo-aircraft-turns","kind":"recovery","kind_label":"Recovery","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"info","severity_label":"Informational","severity_rank":1,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO aircraft turns back near normal: 2 of 34 departures in the next 90 min are tight","body":"Of the 42 departures scheduled from SFO (SFO) between 4:43 PM and 6:13 PM PDT, FAA flight plans name the aircraft for 34. For 2 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.","what_changed":"tight share 46% at worst → 6% now","airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-10-23T23:43:26.236764Z","time":"4:43 PM","zone":"PDT","date":"Oct 23","ago":"21 days ago","full":"Fri Oct 23, 4:43 PM PDT","utc_text":"2026-10-23 23:43 UTC"},"source_event":{"utc":"2026-10-23T23:43:00Z","time":"4:43 PM","zone":"PDT","date":"Oct 23","ago":"21 days ago","full":"Fri Oct 23, 4:43 PM PDT","utc_text":"2026-10-23 23:43 UTC"},"ingested":{"utc":"2026-10-23T23:43:24.809873Z","time":"4:43 PM","zone":"PDT","date":"Oct 23","ago":"21 days ago","full":"Fri Oct 23, 4:43 PM PDT","utc_text":"2026-10-23 23:43 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMC0yM1QyMzo0MzoyNi4yMzY3NjQrMDA6MDB8MjY0Mg","measure":{"chips":[["Next","4:43 PM–6:13 PM PDT"],["Tight turns","2 of 34"],["Share","6%"]],"rows":[["Departures scheduled","4:43 PM–6:13 PM PDT · 42 departures, aircraft known for 34"],["Tight turns","2 (6%) with the inbound due under 35 min before departure"],["Inbound not yet in","0 not taken off · 1 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"],["Tightest","OO 5720 to BOI at 4:53 PM: aircraft N617UX, inbound OO 4661 from BOI (landed), 32 min to turn"],["Tightest","OO 5627 to MRY at 5:28 PM: aircraft N947SW, inbound OO 4758 from MRY (airborne), 34 min to turn"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":2,"latest_update_id":2642,"status_label":"Resolved","n_match":2,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]},{"id":2302,"event_id":964,"slug":"964-sfo-aircraft-turns","kind":"recovery","kind_label":"Recovery","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"info","severity_label":"Informational","severity_rank":1,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO aircraft turns back near normal: 0 of 15 departures in the next 90 min are tight","body":"Of the 27 departures scheduled from SFO (SFO) between 5:10 AM and 6:40 AM PDT, FAA flight plans name the aircraft for 15. For 0 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.","what_changed":"tight share 28% at worst → 0% now","airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-10-23T12:10:25.060376Z","time":"5:10 AM","zone":"PDT","date":"Oct 23","ago":"21 days ago","full":"Fri Oct 23, 5:10 AM PDT","utc_text":"2026-10-23 12:10 UTC"},"source_event":{"utc":"2026-10-23T12:10:00Z","time":"5:10 AM","zone":"PDT","date":"Oct 23","ago":"21 days ago","full":"Fri Oct 23, 5:10 AM PDT","utc_text":"2026-10-23 12:10 UTC"},"ingested":{"utc":"2026-10-23T12:10:23.310947Z","time":"5:10 AM","zone":"PDT","date":"Oct 23","ago":"21 days ago","full":"Fri Oct 23, 5:10 AM PDT","utc_text":"2026-10-23 12:10 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMC0yM1QxMjoxMDoyNS4wNjAzNzYrMDA6MDB8MjMwMg","measure":{"chips":[["Next","5:10 AM–6:40 AM PDT"],["Tight turns","0 of 15"],["Share","0%"]],"rows":[["Departures scheduled","5:10 AM–6:40 AM PDT · 27 departures, aircraft known for 15"],["Tight turns","0 (0%) with the inbound due under 35 min before departure"],["Inbound not yet in","0 not taken off · 0 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":2,"latest_update_id":2302,"status_label":"Resolved","n_match":2,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]},{"id":2170,"event_id":834,"slug":"834-sfo-aircraft-turns","kind":"recovery","kind_label":"Recovery","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"info","severity_label":"Informational","severity_rank":1,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO aircraft turns back near normal: 1 of 12 departures in the next 90 min are tight","body":"Of the 31 departures scheduled from SFO (SFO) between 7:45 PM and 9:15 PM PDT, FAA flight plans name the aircraft for 12. For 1 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.","what_changed":"tight share 50% at worst → 8% now","airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-10-23T02:45:12.935199Z","time":"7:45 PM","zone":"PDT","date":"Oct 22","ago":"22 days ago","full":"Thu Oct 22, 7:45 PM PDT","utc_text":"2026-10-23 02:45 UTC"},"source_event":{"utc":"2026-10-23T02:45:00Z","time":"7:45 PM","zone":"PDT","date":"Oct 22","ago":"22 days ago","full":"Thu Oct 22, 7:45 PM PDT","utc_text":"2026-10-23 02:45 UTC"},"ingested":{"utc":"2026-10-23T02:45:11.908860Z","time":"7:45 PM","zone":"PDT","date":"Oct 22","ago":"22 days ago","full":"Thu Oct 22, 7:45 PM PDT","utc_text":"2026-10-23 02:45 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMC0yM1QwMjo0NToxMi45MzUxOTkrMDA6MDB8MjE3MA","measure":{"chips":[["Next","7:45 PM–9:15 PM PDT"],["Tight turns","1 of 12"],["Share","8%"]],"rows":[["Departures scheduled","7:45 PM–9:15 PM PDT · 31 departures, aircraft known for 12"],["Tight turns","1 (8%) with the inbound due under 35 min before departure"],["Inbound not yet in","0 not taken off · 1 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"],["Tightest","B6 16 to JFK at 8:25 PM: aircraft N968JT, inbound B6 415 from JFK (airborne), 33 min to turn"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":2,"latest_update_id":2170,"status_label":"Resolved","n_match":2,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]},{"id":1243,"event_id":496,"slug":"496-sfo-aircraft-turns","kind":"recovery","kind_label":"Recovery","evidence":"observed","evidence_label":"Observed","evidence_help":"Tailodds measured a change in actual operations.","severity":"info","severity_label":"Informational","severity_rank":1,"event_type":"inbound_risk","type_label":"Inbound aircraft","headline":"SFO aircraft turns back near normal: 1 of 19 departures in the next 90 min are tight","body":"Of the 22 departures scheduled from SFO (SFO) between 7:09 PM and 8:39 PM PDT, FAA flight plans name the aircraft for 19. For 1 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 1 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.","what_changed":"tight share 56% at worst → 5% now","airports":["SFO"],"metros":["BAY"],"direction":"departures","direction_label":"departures","published":{"utc":"2026-10-20T02:09:41.150672Z","time":"7:09 PM","zone":"PDT","date":"Oct 19","ago":"25 days ago","full":"Mon Oct 19, 7:09 PM PDT","utc_text":"2026-10-20 02:09 UTC"},"source_event":{"utc":"2026-10-20T02:09:00Z","time":"7:09 PM","zone":"PDT","date":"Oct 19","ago":"25 days ago","full":"Mon Oct 19, 7:09 PM PDT","utc_text":"2026-10-20 02:09 UTC"},"ingested":{"utc":"2026-10-20T02:09:39.098282Z","time":"7:09 PM","zone":"PDT","date":"Oct 19","ago":"25 days ago","full":"Mon Oct 19, 7:09 PM PDT","utc_text":"2026-10-20 02:09 UTC"},"historical":false,"simulated":false,"writer":"template-v1","detector":"inbound_aircraft inbound-v1","config_version":"2026-10-17.1","model_version":null,"corrects_update_id":null,"cursor":"MjAyNi0xMC0yMFQwMjowOTo0MS4xNTA2NzIrMDA6MDB8MTI0Mw","measure":{"chips":[["Next","7:09 PM–8:39 PM PDT"],["Tight turns","1 of 19"],["Share","5%"]],"rows":[["Departures scheduled","7:09 PM–8:39 PM PDT · 22 departures, aircraft known for 19"],["Tight turns","1 (5%) with the inbound due under 35 min before departure"],["Inbound not yet in","1 not taken off · 0 in the air"],["Method","SFDPS flight-plan aircraft (flight_aircraft) -> previous flight into this airport; FAA wheels-on or arrival estimate + median taxi-in (taxi_times) vs the FAA-filed airline schedule (flight_odds)"],["Tightest","WN 2285 to LAS at 7:25 PM: aircraft N8533S, inbound WN 936 from LAX (not departed), -42 min to turn"]]},"lifecycle":"resolved","has_correction":false,"has_retraction":false,"update_count":2,"latest_update_id":1243,"status_label":"Resolved","n_match":2,"sources":[{"label":"Tailodds measurement of FAA flight plans and arrival estimates against airline schedules","url":null,"role":"primary","source":"tailodds_inbound"}],"corrections":[]}],"next_cursor":null,"top_cursor":"MjAyNi0xMS0xM1QxOTozNDoxNy4wMDY2NzArMDA6MDB8OTA5OQ","flight_routes":null,"html":["\n\n\n
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\n \n PST, Nov 13\n 9 h ago\n
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\n \n
\n Observed\n Significant\n Resolved\n \n \n Inbound aircraft\n SFO\n departures\n \n \n
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SFO: 9 of 23 departures in the next 90 min have their aircraft due in with under 35 min to turn

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Of the 52 departures scheduled from SFO (SFO) between 11:34 AM and 1:04 PM PST, FAA flight plans name the aircraft for 23. For 9 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 3 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late.

\n \n

Next 11:34 AM–1:04 PM PSTTight turns 9 of 23Share 39%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (1)\n \n View SFO\n \n \n
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\n","\n\n\n
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\n \n PST, Nov 9\n 4 days ago\n
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\n \n
\n Observed\n Informational\n Resolved\n \n Recovery\n Inbound aircraft\n SFO\n departures\n \n \n
\n

SFO aircraft turns back near normal: 0 of 14 departures in the next 90 min are tight

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What changed: tight share 61% at worst → 0% now

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Of the 21 departures scheduled from SFO (SFO) between 6:59 PM and 8:29 PM PST, FAA flight plans name the aircraft for 14. For 0 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.

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Next 6:59 PM–8:29 PM PSTTight turns 0 of 14Share 0%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (2)\n 1 earlier matching update\n View SFO\n \n \n
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\n","\n\n\n
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\n \n PST, Nov 8\n 5 days ago\n
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\n \n
\n Observed\n Informational\n Resolved\n \n Recovery\n Inbound aircraft\n SFO\n departures\n \n \n
\n

SFO aircraft turns back near normal: 1 of 31 departures in the next 90 min are tight

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What changed: tight share 33% at worst → 3% now

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Of the 55 departures scheduled from SFO (SFO) between 12:35 PM and 2:05 PM PST, FAA flight plans name the aircraft for 31. For 1 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.

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Next 12:35 PM–2:05 PM PSTTight turns 1 of 31Share 3%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (2)\n 1 earlier matching update\n View SFO\n \n \n
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\n","\n\n\n
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\n \n PDT, Oct 27\n 17 days ago\n
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\n \n
\n Observed\n Informational\n Resolved\n \n Recovery\n Inbound aircraft\n SFO\n departures\n \n \n
\n

SFO aircraft turns back near normal: 3 of 29 departures in the next 90 min are tight

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What changed: tight share 30% at worst → 10% now

\n \n

Of the 52 departures scheduled from SFO (SFO) between 12:51 PM and 2:21 PM PDT, FAA flight plans name the aircraft for 29. For 3 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.

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Next 12:51 PM–2:21 PM PDTTight turns 3 of 29Share 10%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (2)\n 1 earlier matching update\n View SFO\n \n \n
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\n","\n\n\n
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\n \n PDT, Oct 26\n 18 days ago\n
\n
\n \n
\n Observed\n Informational\n Resolved\n \n Recovery\n Inbound aircraft\n SFO\n departures\n \n \n
\n

SFO aircraft turns back near normal: 1 of 24 departures in the next 90 min are tight

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What changed: tight share 29% at worst → 4% now

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Of the 32 departures scheduled from SFO (SFO) between 2:22 PM and 3:52 PM PDT, FAA flight plans name the aircraft for 24. For 1 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 1 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.

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Next 2:22 PM–3:52 PM PDTTight turns 1 of 24Share 4%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (2)\n 1 earlier matching update\n View SFO\n \n \n
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\n","\n\n\n
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\n \n PDT, Oct 23\n 21 days ago\n
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\n \n
\n Observed\n Informational\n Resolved\n \n Recovery\n Inbound aircraft\n SFO\n departures\n \n \n
\n

SFO aircraft turns back near normal: 2 of 34 departures in the next 90 min are tight

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What changed: tight share 46% at worst → 6% now

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Of the 42 departures scheduled from SFO (SFO) between 4:43 PM and 6:13 PM PDT, FAA flight plans name the aircraft for 34. For 2 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.

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Next 4:43 PM–6:13 PM PDTTight turns 2 of 34Share 6%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (2)\n 1 earlier matching update\n View SFO\n \n \n
\n
\n
\n","\n\n\n
\n
\n \n PDT, Oct 23\n 21 days ago\n
\n
\n \n
\n Observed\n Informational\n Resolved\n \n Recovery\n Inbound aircraft\n SFO\n departures\n \n \n
\n

SFO aircraft turns back near normal: 0 of 15 departures in the next 90 min are tight

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What changed: tight share 28% at worst → 0% now

\n \n

Of the 27 departures scheduled from SFO (SFO) between 5:10 AM and 6:40 AM PDT, FAA flight plans name the aircraft for 15. For 0 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.

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Next 5:10 AM–6:40 AM PDTTight turns 0 of 15Share 0%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (2)\n 1 earlier matching update\n View SFO\n \n \n
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\n
\n","\n\n\n
\n
\n \n PDT, Oct 22\n 22 days ago\n
\n
\n \n
\n Observed\n Informational\n Resolved\n \n Recovery\n Inbound aircraft\n SFO\n departures\n \n \n
\n

SFO aircraft turns back near normal: 1 of 12 departures in the next 90 min are tight

\n

What changed: tight share 50% at worst → 8% now

\n \n

Of the 31 departures scheduled from SFO (SFO) between 7:45 PM and 9:15 PM PDT, FAA flight plans name the aircraft for 12. For 1 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 0 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.

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Next 7:45 PM–9:15 PM PDTTight turns 1 of 12Share 8%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (2)\n 1 earlier matching update\n View SFO\n \n \n
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\n","\n\n\n
\n
\n \n PDT, Oct 19\n 25 days ago\n
\n
\n \n
\n Observed\n Informational\n Resolved\n \n Recovery\n Inbound aircraft\n SFO\n departures\n \n \n
\n

SFO aircraft turns back near normal: 1 of 19 departures in the next 90 min are tight

\n

What changed: tight share 56% at worst → 5% now

\n \n

Of the 22 departures scheduled from SFO (SFO) between 7:09 PM and 8:39 PM PDT, FAA flight plans name the aircraft for 19. For 1 of those, the aircraft’s previous flight into SFO is due at the gate less than 35 minutes before the scheduled departure, or after it (FAA arrival times or estimates plus the airport’s typical taxi time); 1 of those inbound flights have not taken off yet. Measured by Tailodds from FAA flight data; it does not mean each of these departures will leave late. The tight share has stayed at or below 12% for 31 minutes across 16 checks, each with current data.

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Next 7:09 PM–8:39 PM PDTTight turns 1 of 19Share 5%

\n \n \n
\n Source: Tailodds measurement of FAA flight plans and arrival estimates against airline schedules\n Timeline (2)\n 1 earlier matching update\n View SFO\n \n \n
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\n
\n"],"filters":"type=inbound_risk&airport=SFO"}