# N90458: Kociemba Robert Harry T-BIRD II, registration cancelled 2009-09-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 17, 2009
- Status when cancelled: Triennial form not returned
- Airframe: [Kociemba Robert Harry T-BIRD II](https://openairdocs.org/model/kociemba-robert-harry-t-bird-ii) (registry code 05617JX)
- Engine: [Rotax 582UL DCDI](https://openairdocs.org/engine/rotax-582ul-dcdi) (registry code 55563)
- Serial number: 92900
- Type of aircraft: Fixed wing single engine
- Engine type: 2 cycle
- Kit: Golden Circle Air Inc T-BIRD II
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: November 13, 2007
- Certificate issued: March 31, 2004
- Last registry action: March 20, 2007
- Mode S code: AC8130
- Owner when cancelled: [Kociemba Robert H](https://openairdocs.org/faa-owner/KOCIEMBA%20ROBERT%20H)
- Location: [Davidsonville, MD](https://openairdocs.org/faa-place/MD/Davidsonville)
- Owner type: Individual
- Owner's area on the map: 38.9383° N, 76.6266° W: Placed by OpenAirDocs at the center of ZIP code 21035, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N90458
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=90458
- Page: https://openairdocs.org/deregistered/N90458-2009-09-17

From the FAA registry file of November 3, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Kociemba Robert Harry T-BIRD II: https://openairdocs.org/model/kociemba-robert-harry-t-bird-ii.md

## NTSB investigations (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 ERA09LA448](https://openairdocs.org/ntsb/ERA09LA448), Aug 8, 2009: Kociemba Robert H T-Bird II (N90458), Keymar, MD, substantial damage, 2 fatal. Probable cause: The pilot's failure to maintain adequate airspeed following a total loss of engine power due to fuel contamination.

## FAA accident and incident reports (1)

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.

- [Accident 20090808048349A](https://openairdocs.org/incident/20090808048349A), Aug 8, 2009: Kociemba Ro T-BIRD II (N90458), Keymar, MD, Destroyed, 2 fatal. Mr. Robert harry Kociemba was the registered owner of aircraft N90458 a golden cirle T-Bird II light sport, 2 seat aircraft. On August 8, 2009 at approximately…

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