# N559Y: 1965 Briegleb BG-12B, registration cancelled 2012-02-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 15, 2012
- Status when cancelled: Third renewal notice
- Airframe: [Briegleb BG-12B](https://openairdocs.org/model/briegleb-bg-12b) (registry code 79001E4)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Serial number: HFT1
- Year built: 1965
- Type of aircraft: Glider
- Engine type: None
- Airworthiness: Experimental, amateur built
- Airworthiness date: June 3, 1980
- Certificate issued: May 4, 2007
- Last registry action: April 20, 2010
- Mode S code: A72300
- Owner when cancelled: [Butzel Henry R](https://openairdocs.org/faa-owner/BUTZEL%20HENRY%20R)
- Location: [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula)
- Owner type: Individual
- Owner's area on the map: 46.9040° N, 113.9193° W: Placed by OpenAirDocs at the center of ZIP code 59802, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N559Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=559Y
- Page: https://openairdocs.org/deregistered/N559Y-2012-02-15

From the FAA registry file of October 29, 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 Briegleb BG-12B: https://openairdocs.org/model/briegleb-bg-12b.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 WPR11FA392](https://openairdocs.org/ntsb/WPR11FA392), Aug 18, 2011: Briegleb BG-12B (N559Y), Moore, ID, substantial damage, 1 fatal. Probable cause: The pilot’s decision to perform a low pass over the runway in the opposite direction of his intended landing, and his subsequent failure to maintain airspeed and glider control during the…

## 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 20110818018589A](https://openairdocs.org/incident/20110818018589A), Aug 18, 2011: Briegleb BG-12B (N559Y), Moore, ID, Destroyed, 1 fatal. The pilot performed his first flight in the accident glider on 08-13-2011, the approach and landing were normal. According to witnesses, on 08-18-2011, the…

## Other aircraft with N559Y

- [Cancelled 1932-08-10](https://openairdocs.org/deregistered/N559Y-1932-08-10): Nicholas Beazley NB-8G, S/N K-12. Owner: [Richardson H W](https://openairdocs.org/faa-owner/RICHARDSON%20H%20W), [Louisville, KY](https://openairdocs.org/faa-place/KY/Louisville)

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