# N777WN: Glaser-Dirks DG-400, registration cancelled 2013-06-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 13, 2013
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Glaser-Dirks DG-400](https://openairdocs.org/model/glaser-dirks-dg-400) (registry code 3802510)
- Data sheets: [TCDS G52EU](https://openairdocs.org/tcds/G52EU) (OpenAirDocs)
- Serial number: 4-116
- Type of aircraft: Glider
- Airworthiness: Experimental, exhibition
- Airworthiness date: May 16, 1985
- Certificate issued: July 24, 2007
- Last registry action: July 24, 2007
- Mode S code: AA8509
- Owners when cancelled: [Bigelow David L](https://openairdocs.org/faa-owner/BIGELOW%20DAVID%20L), [Bigelow Pitricia L](https://openairdocs.org/faa-owner/BIGELOW%20PITRICIA%20L)
- Location: [Kamuela, HI](https://openairdocs.org/faa-place/HI/Kamuela)
- Owner type: Co-owned
- Owner's area on the map: 20.0266° N, 155.7837° W: Placed by OpenAirDocs at the center of ZIP code 96743, within about 10 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N777WN
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=777WN
- Page: https://openairdocs.org/deregistered/N777WN-2013-06-13

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 Glaser-Dirks DG-400: https://openairdocs.org/model/glaser-dirks-dg-400.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 WPR09FA089](https://openairdocs.org/ntsb/WPR09FA089), Jan 16, 2009: Glaser-Dirks DG-400 (N777WN), Volcano, HI, destroyed, 1 fatal. Probable cause: The pilot's loss of pitch control and subsequent exceedance of the glider's airspeed limit for undetermined reasons.

## 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 20090116001219A](https://openairdocs.org/incident/20090116001219A), Jan 16, 2009: Glaser DG400 (N777WN), Hilo, HI, Destroyed, 1 fatal. Pilot was attempting to attain an altitude record for a glider by riding on a mountain wave. The pilot was on oxygen and last reported climbing through 28,000’…

## Other aircraft with N777WN

- [Cancelled 1990-04-04](https://openairdocs.org/deregistered/N777WN-1990-04-04): Aerospatiale AS350B1 ECUREUIL, S/N 1962. N-number assigned, not yet registered

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