# NTSB Accident SEA08CA032
> **Robinson R22 BETA** · 2007-11-20 · Ramona, CA, USA · SERS
## Event
- **NTSB number:** SEA08CA032
- **Event ID:** 20071210X01920
- **Type:** Accident
- **Date:** 2007-11-20
- **Location:** Ramona, CA, USA
- **Coordinates:** 33.039165, -116.915
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 2
## Aircraft
- **Make:** Robinson
- **Model:** R22 BETA
- **Registration:** N463SH
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

An excessive descent rate during a simulated 180-degree power-off autorotation, and the flight instructor's failure to initiate corrective action in time to keep the helicopter from impacting the terrain.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA08CA032) · AI Analytics · CC0 1.0*