# Accident 20110401004829A: Burkhart Grob Flugzeugbau G102 CLUB ASTIR IIIB, Boulder, CO, April 1, 2011

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 1, 2011, 17:15 local time
- Place: Boulder, CO
- Airport: Boulder Municipal
- Damage: Destroyed
- Phase of flight: Maneuver
- Operating rules: General operating rules (Part 91)
- Location: 39.9961° N, 105.1894° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=39.9961&lon=-105.1894&mi=10
- Aircraft: N633BG, a cancelled registration (https://openairdocs.org/deregistered/N633BG-2017-04-13) (OpenAirDocs)
- Registry model: Burkhart Grob Flugzeugbau G102 CLUB ASTIR IIIB (registry code 1660106, https://openairdocs.org/model/burkhart-grob-flugzeugbau-g102-club-astir-iiib) (OpenAirDocs)
- Registry engine: NONE (registry code 00000, https://openairdocs.org/engine/none) (OpenAirDocs)
- Reported make and model: BURKHART GROB FLUGZEUGBAU G102 CLUB ASTIR IIIB
- Reported engine: NONE NONE
- People aboard: 1
- Fatal injuries: 1
- Other injuries: 0
- Pilot certificates: Private pilot
- Pilot flight hours: 97 total, 49 in this make and model, 36 in the last 90 days
- NTSB investigation: [NTSB CEN11FA259](https://openairdocs.org/ntsb/CEN11FA259) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20110401004829A

## Narrative

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

ON 4/1/2011, N633BG, A G 102 CLUB ASTIR IIIB GLIDER, PILOTED BY DANIEL J TENGDIN, PILOT CERTIFICATE ^PRIVACY DATA OMITTED^, HIT HIGH TENSION POWERLINES.  AIRCRAFT WAS AT APPROXIMATELY 90 TO 110 DEGREE RIGHT BANK AND AT A HIGH RATE OF SPEED WHEN IT HIT THE POWERLINES.   THE AIRCRAFT DEBRIS FIELD WAS SCATTERED 300 FT BEYOND POWER LINE IMPACT POINT. VFR CONDITIONS PREVAILED. THE PILOT, THE ONLY OCCUPANT, SUFFERED FATAL INJURIES.

## 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 CEN11FA259](https://openairdocs.org/ntsb/CEN11FA259), Apr 1, 2011: Burkhart Grob Flugzeugbau G102 Club Astir Iiib (N633BG), Boulder, CO, substantial damage, 1 fatal. Probable cause: The pilot's incapacitation for undetermined reasons, which resulted in a loss of control.

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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