Cases › CEN10LA240 › The analyst
BOEING 767American Airlines
What the docket says, assembled. No language model is involved, so nothing on this page can be invented — every line traces to a recorder, a report page or the Board's own record.
0
timed facts
8
precedents
12
passages to ask
Ask the docket
passages, not paraphrasesTry
Every answer is a passage of the docket with the page it came from, or the words “not in the docket”. Nothing is summarised or reasoned for you — read the source.
One timeline
0 timed factsthe recorder events from the FDR report, with the transcript's warnings, callouts, the words nearest each event and the final seconds — on one clock, as printed in each reportNo timed facts: this docket has no extracted recorder sequence and no transcript.
Recorder events without a clock time
- about 2 h 0 min 41 s into the flightCruising at about 41,000 ft and 232 kts with autopilot engaged when the turbulence event began: vertical acceleration fluctuated between -0.5 and 2.0 g, longitudinal between -0.1 and 0.1 g, lateral spiked to 0.2 g and -0.1 g; altitude rose and fell about 100 ft each way; roll as far as 20 deg right; heading changed 20 deg right
- about 15 s after onsetCaptain disengaged the autopilot for about 15 seconds to correct course and regain control
- during the eventTotal pressure spiked from 270 mb to 300 mb; wind direction shifted about 20 deg left, accounted for by the 20 deg right heading change; no sudden changes in wind or pressure before the event
Flight Data Recorder 10 - Specialist's Factual Report · 3 events extracted by claude-fable-5-1 (in-session)
How the Board coded the sequence
- Enroute-cruise: Windshear or thunderstorm→
- Enroute-cruise: Turbulence encounter
Precedents
8 closest casesranked by what happened, in the Board's words, and by the findings and occurrences it coded- BOEING 737-832 · DELTA AIR LINES INCDetroit, MI
- ●Aircraft › Aircraft systems › Equipment/furnishings
- ●Environmental issues › Conditions/weather/phenomena › Turbulence
Turbulence encounter - BOEING 767 · International Lease Finance CorpPago Pago, AQ
- ●Environmental issues › Conditions/weather/phenomena › Turbulence
Turbulence encounter - MCDONNELL DOUGLAS MD88 · Dynamic Airways, LLCMiami, FL
- ●Environmental issues › Conditions/weather/phenomena › Turbulence
Turbulence encounter - BOEING 787 · UNITED AIR LINES INCBeaumont, TX
- ●Environmental issues › Conditions/weather/phenomena › Turbulence
Turbulence encounter - BOEING 757-2B7 · U.S. Airways, Inc.Cheltenham, MD
- ●Environmental issues › Conditions/weather/phenomena › Turbulence
Turbulence encounter - Boeing 737 · Southwest AirlinesAlbany, NY
- ●Environmental issues › Conditions/weather/phenomena › Turbulence
Turbulence encounter - EMBRAER EMB170 · Republic Airlines Inc.,Norfolk, VA
- ●Environmental issues › Conditions/weather/phenomena › Turbulence
Turbulence encounter - BOEING 737-7H4 · SOUTHWEST AIRLINES COOrlando, FL
- ●Environmental issues › Conditions/weather/phenomena › Turbulence
Turbulence encounter
What the record says
a pattern, not a findingacross the 8 closest cases · 8 carry coded findings · 8 have a probable causeFindings the Board cited in those cases
- 8 of 8Environmental issues › Conditions/weather/phenomena › Turbulencecited here too
Occurrences it coded
- 8 of 8Turbulence encounter
Set against the Board’s own findings for this case
Cited here, and common in the precedents
- Conditions/weather/phenomena › Turbulence
Cited here, not seen in the precedents
- Aircraft oper/perf/capability › Performance/control parameters
- Conditions/weather/phenomena › Convective weather
Common in the precedents, not cited here
- —
A teaching device, not a verdict: what the record would have looked at, next to what the Board found.
In the Board’s words — the closest cases
- CEN12LA1662012-02-19 · BOEING 737-832 · DELTA AIR LINES INC
An in-flight encounter with forecasted turbulence, which resulted in a serious injury to a flight attendant. Contributing to the accident was the flight attendant not being seated with her seatbelt fastened when the encounter occurred.
- WPR11LA0712010-12-03 · BOEING 767 · International Lease Finance Corp
The airplane’s encounter with convectively-induced turbulence, which resulted in serious injury to one flight attendant.
- ERA11CA3672011-06-22 · MCDONNELL DOUGLAS MD88 · Dynamic Airways, LLC
The in-flight encounter with convective turbulence, resulting in an injury to a cabin attendant.
- DCA16CA0212015-11-07 · BOEING 787 · UNITED AIR LINES INC
An inadvertent encounter with convective turbulence resulting in serious injury to a flight attendant.
- ERA11CA2472011-04-17 · BOEING 757-2B7 · U.S. Airways, Inc.
The in-flight encounter with turbulence, resulting in an injury to a cabin attendant.
This is the pattern in the NTSB’s own record across similar accidents — which findings it cited, what it coded, what it recommended. It is drawn from the record, not written about this case, and it never assigns blame: investigations exist to prevent the next accident (ICAO Annex 13).