# N11644: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 3
- Last cancelled: May 5, 1998
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=11644
- Page: https://openairdocs.org/aircraft/N11644

## Aircraft that carried N11644

- [Cancelled 1998-05-05](https://openairdocs.org/deregistered/N11644-1998-05-05): Simpson John T CHALLENGER-II, S/N 0395Y1313. Sale reported. Owner: [Southside, AL](https://openairdocs.org/faa-place/AL/Southside)
- [Cancelled 1977-03-31](https://openairdocs.org/deregistered/N11644-1977-03-31): Bellanca 7GCBC, S/N 343-72. Exported to Canada. Owner: [Medearis Corporation](https://openairdocs.org/faa-owner/MEDEARIS%20CORPORATION)
- [Cancelled 1935-04-01](https://openairdocs.org/deregistered/N11644-1935-04-01): Roxborough Glider Club B-314 GLIDER, S/N 453, built 1931. Owner: [Roxborough Glider Club](https://openairdocs.org/faa-owner/ROXBOROUGH%20GLIDER%20CLUB), [Philadelphia, PA](https://openairdocs.org/faa-place/PA/Philadelphia)

## NTSB investigations on N11644 (2)

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 ATL98LA018](https://openairdocs.org/ntsb/ATL98LA018), Dec 6, 1997: John T. Simpson Challenger II (N11644), Rainbow City, AL, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain adequate airspeed which resulted in a stall and subsequent impact with the ground. A related factor was the pilot's lack of flying experience.
- [NTSB SEA75FTA13](https://openairdocs.org/ntsb/SEA75FTA13), Mar 2, 1975: Bellanca 7GCBC (N11644), Ismay, MT, substantial damage

## FAA accident and incident reports on N11644 (2)

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 19971206037389A](https://openairdocs.org/incident/19971206037389A), Dec 6, 1997: Amtr CHALLENGERII (N11644), Rainbow City, AL, Destroyed, 1 fatal. Aircraft stalled, collided with trees and ground. Pilot had neither permission to fly or formal training in aircraf (-23) on December 6, 1997, at approximately…
- [Accident 19750302002639A](https://openairdocs.org/incident/19750302002639A), Mar 2, 1975: Blanca 7GCBC (N11644), Ismay, MT, Substantial damage. Unauth flt. Plt uncertificated. Plt & pax had been drinking.

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