# NTSB Accident DEN90LA145
> **GRUMMAN AA5B** · 1990-06-27 · MONTE VISTA, CO, USA · MINR
## Event
- **NTSB number:** DEN90LA145
- **Event ID:** 20001212X23400
- **Type:** Accident
- **Date:** 1990-06-27
- **Location:** MONTE VISTA, CO, USA
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 3
- **Total aboard:** 4
## Aircraft
- **Make:** GRUMMAN
- **Model:** AA5B
- **Registration:** N28421
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT'S PREMATURE ROTATION AND LIFTOFF.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DEN90LA145) · AI Analytics · CC0 1.0*