# Accident 19901123051809A: Robsin R22BETA, Simi Valley, CA, November 23, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 23, 1990, 16:03 local time
- Place: Simi Valley, CA
- Damage: Destroyed
- Phase of flight: Unknown/Not Reported
- Operating rules: General operating rules (Part 91)
- Location: 34.2999° N, 118.7207° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=34.2999&lon=-118.7207&mi=10
- Aircraft: N80783, a cancelled registration (https://openairdocs.org/deregistered/N80783-2018-05-31) (OpenAirDocs)
- Registry model: Robinson Helicopter R22 BETA (registry code 7640110, https://openairdocs.org/model/robinson-helicopter-r22-beta) (OpenAirDocs)
- Registry engine: Lycoming 0-320 series (registry code 41508, https://openairdocs.org/engine/lycoming-0-320-series) (OpenAirDocs)
- Reported make and model: ROBSIN R22BETA
- Reported engine: LYC O320B2C
- People aboard: 1
- Fatal injuries: 1
- Pilot flight hours: 160 total, 37 in this make and model, 115 in the last 90 days
- NTSB investigation: [NTSB LAX91FA037](https://openairdocs.org/ntsb/LAX91FA037) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19901123051809A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

STUDENT CRASHED ON HILLSIDE IN PRACTICE AREA. NO WITNESSES.TOTAL HELICOPTER SOLO TIME 8.9 HRS,NO MECHANICAL DEFECTS

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX91FA037](https://openairdocs.org/ntsb/LAX91FA037), Nov 24, 1990: Robinson R22Beta (N80783), Simi Valley, CA, destroyed, 1 fatal. Probable cause: A DIVERGENCE OF THE MAIN ROTOR FROM ITS NORMAL PLANE OF ROTATION FOR AN UNDETERMINED REASON, WHICH RESULTED IN ROTOR CONTACT TO THE TAILBOOM AND COCKPIT.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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