# NTSB Accident BFO89LA035
> **PIPER PA-25-235** · 1989-05-20 · WARRENTON, VA, USA · MINR
## Event
- **NTSB number:** BFO89LA035
- **Event ID:** 20001213X28253
- **Type:** Accident
- **Date:** 1989-05-20
- **Location:** WARRENTON, VA, USA
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PIPER
- **Model:** PA-25-235
- **Registration:** N9489P
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FAILURE OF THE GLIDER PILOT TO MAINTAIN A PROPER CLIMB RATE DURING TAKEOFF AND THE DELAY IN RELEASING FROM THE TOWPLANE AFTER REALIZING THAT HE WAS CLIMBING WELL ABOVE THE TOWPLANE. CONTRIBUTING TO THE ACCIDENT WAS THE UPDRAFT ENCOUNTERED AFTER TAKEOFF AND THE LACK OF RECENT EXPERIENCE OF THE GLIDER PILOT.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=BFO89LA035) · MORVS · CC0 1.0*