# Accident 20110813021889A: Porbeck John M SLIPSTREAM GENESIS, Bryan, TX, August 13, 2011

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 13, 2011, 07:20 local time
- Place: Bryan, TX
- Airport: Coulter Field Airport
- Damage: Destroyed
- Phase of flight: Takeoff: Climb Out
- Operating rules: General operating rules (Part 91)
- Location: 30.7156° N, 96.3311° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=30.7156&lon=-96.3311&mi=10
- Aircraft: N53QB, a cancelled registration (https://openairdocs.org/deregistered/N53QB-2013-02-21) (OpenAirDocs)
- Registry model: Porbeck John M SLIPSTREAM GENESIS (registry code 05622GO, https://openairdocs.org/model/porbeck-john-m-slipstream-genesis) (OpenAirDocs)
- Registry engine: Compact Ra MZ202 (registry code 14700, https://openairdocs.org/engine/compact-ra-mz202) (OpenAirDocs)
- Reported make and model: PORBECK JOHN M SLIPSTREAM GENESIS
- Reported engine: COMPACT RA MZ202
- People aboard: 1
- Fatal injuries: 0
- Other injuries: 1
- Pilot certificates: Commercial pilot, flight instructor
- Pilot flight hours: 2,300 total, 1 in this make and model, 8 in the last 90 days
- NTSB investigation: [NTSB CEN11LA672](https://openairdocs.org/ntsb/CEN11LA672) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20110813021889A

## Narrative

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

THE PILOT WAS CONDUCTING THE FIRST TEST FLIGHT ON THE AIRCRAFT.  THE OWNER OF THE AIRCRAFT WAS OBSERVING THE TEST FLIGHT FROM THE RAMP.  THE OWNER STATED THAT AFTER THE AIRCRAFT DEPARTED THE END OF THE RUNWAY IT BEGAN A SHARP TURN.  HE SAW THE AIRCRAFT START TO DECSENDTHE PILOT WAS CONDUCTING THE FIRST TEST FLIGHT ON THE AIRCRAFT.  THE OWNER OF THE AIRCRAFT WAS OBSERVING THE TEST FLIGHT FROM THE RAMP.  THE OWNER STATED THAT AFTER THE AIRCRAFT DEPARTED THE END OF THE RUNWAY IT BEGAN A SHARP TURN.  HE SAW THE AIRCRAFT START TO DECSEND OUT OF SIGHT.  SHORTLY THERE AFTER HE SAW A CLOUD OF DUST.  THE OWNER STATED THAT HE HEARD THE ENGINE RUNNING UNTIL THE IMPACT.THE PILOT STATED THAT AFTER LIFTOFF HE BEGAN TO TURN FOR THE DOWNWIND WHEN THE AIRCRAFT SUDDENLY BEGAN TO STALL.  HE HAD POWER AT 100% AND RECOVERED BUT DID NOT HAVE SUFFICIENT ALTITUDE TO COMPLETE THE RECOVER.THE PILOT SUFFERED A BURST L1 DISK AND COMPLICATIONS FROM THE FOLLOWING SURGERY.

## 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 CEN11LA672](https://openairdocs.org/ntsb/CEN11LA672), Aug 13, 2011: Porbeck John M Slipstream Genesis (N53QB), Bryan, TX, substantial damage. Probable cause: The pilot’s failure to maintain adequate airspeed and attitude during a turn toward downwind, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's limited experience…

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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