# NTSB investigations: Robinson Helicopter R22 BETA: Simulated/training event

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB CEN23LA358](https://openairdocs.org/ntsb/CEN23LA358.md): Robinson Helicopter R22 Beta · Sevierville, TN · Accident · No injuries · Class 4 · Limited · Final report · Aug 9, 2023 · N798MG · Substantial damage
  > The flight instructor’s improper flight control inputs during the practice hovering autorotation that resulted in a loss of control and impact with terrain.
- [NTSB ERA15FA085](https://openairdocs.org/ntsb/ERA15FA085.md): Robinson Helicopter R22 Beta · Lake Worth, FL · Accident · 1 fatal · Field investigation · Final report · Dec 29, 2014 · N771MM · Substantial damage
  > A main rotor stall due to low rotor rpm, which resulted in an uncontrolled descent into terrain. Contributing to the accident was the flight instructor’s delayed remedial action.
- [NTSB ERA14CA102](https://openairdocs.org/ntsb/ERA14CA102.md): Robinson Helicopter R22 Beta · West Palm Beach, FL · Accident · No injuries · Data collection · Final report · Jan 23, 2014 · N72AP · Substantial damage
  > The certificated flight instructor's failure to maintain helicopter control during a run-on landing, resulting in a rollover and ground collision.
- [NTSB WPR12LA362](https://openairdocs.org/ntsb/WPR12LA362.md): Robinson Helicopter R22 Beta · Spanish Fork, UT · Accident · Serious injuries · Limited investigation · Final report · Aug 17, 2012 · N208WM · Substantial damage
  > The flight instructor’s delayed remedial action and inadequate supervision during a practice autorotation, which resulted in a hard landing and rollover.
- [NTSB WPR12LA195](https://openairdocs.org/ntsb/WPR12LA195.md): Robinson R22 · Kailua-Kona, HI · Accident · Serious injuries · Limited investigation · Final report · May 3, 2012 · N209KR · Substantial damage
  > A loss of engine power while maneuvering for reasons that could not be determined because postaccident examination of the engine did not reveal any anomalies that would have precluded normal operation.
- [NTSB WPR12CA056](https://openairdocs.org/ntsb/WPR12CA056.md): Robinson Helicopter R22 Beta · Waipahu, HI · Accident · No injuries · Data collection · Final report · Dec 7, 2011 · N817AB · Substantial damage
  > The certified flight instructor's delayed remedial action and inadequate supervision during a practice autorotation. Contributing to the accident was the student pilot's excessive application of the throttle.
- [NTSB ERA11LA481](https://openairdocs.org/ntsb/ERA11LA481.md): Robinson Helicopter R22 Beta · St. Petersburg, FL · Accident · Minor injuries · Limited investigation · Final report · Sep 3, 2011 · N7197W · Substantial damage
  > The commercial pilot's improper recovery from a practice autorotation, resulting in a tailboom strike and subsequent rollover.
- [NTSB WPR09CA118](https://openairdocs.org/ntsb/WPR09CA118.md): Robinson Helicopter R22 Beta II · Encinitas, CA · Accident · No injuries · Data collection · Final report · Feb 18, 2009 · N588LE · Substantial damage
  > A partial loss of engine power for an undetermined reason. Contributing to the accident was the soft terrain.
- [NTSB CEN09CA157](https://openairdocs.org/ntsb/CEN09CA157.md): Robinson Helicopter R22 Beta · Cypress, TX · Accident · No injuries · Data collection · Final report · Feb 6, 2009 · N234LA · Substantial damage
  > The student pilot's failure to maintain adequate main rotor rpm and the instructor's delayed remedial action.
- [NTSB CEN09CA067](https://openairdocs.org/ntsb/CEN09CA067.md): Robinson Helicopter R22 Beta II · Erie, CO · Accident · No injuries · Data collection · Final report · Nov 19, 2008 · N221DS · Substantial damage
  > the pilot's improper flare during the practice autorotation which resulted in a hard landing. Contributing factors were the flight instructor's delayed remedial action and inadequate supervision.
- [NTSB WPR09CA023](https://openairdocs.org/ntsb/WPR09CA023.md): Robinson Helicopter R22 Beta · Temecula, CA · Accident · No injuries · Data collection · Final report · Oct 22, 2008 · N8356R · Substantial damage
  > The certified flight instructor's failure to maintain adequate rotor rpm during a simulated approach to landing under variable wind, and high density altitude conditions.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640110', '7640103')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '600' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/600/sequence?model=7640110

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