# NTSB Accident MIA89FA233
> **BEECH C23** · 1989-08-25 · BARRANQUITAS, PR · FATL
## Event
- **NTSB number:** MIA89FA233
- **Event ID:** 20001213X29178
- **Type:** Accident
- **Date:** 1989-08-25
- **Location:** BARRANQUITAS, PR
## Injuries
- **Highest injury:** FATL
- **Fatal:** 4
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 4
## Aircraft
- **Make:** BEECH
- **Model:** C23
- **Registration:** N6573R
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

IMPROPER IN-FLIGHT PLANNING/DECISION BY THE PILOT AND HIS FAILURE TO MAINTAIN ADEQUATE FLYING SPEED, WHICH RESULTED IN A STALL AND SUBSEQUENT IMPACT WITH THE TERRAIN.  CONTRIBUTING FACTORS WERE:  OPERATION OF THE AIRCRAFT BY THE PILOT WITH EXCESSIVE GROSS WEIGHT, HIS LACK OF EXPERIENCE IN THIS MAKE AND MODEL OF AIRCRAFT AND THE TERRAIN CONDITIONS.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=MIA89FA233) · AI Analytics · CC0 1.0*