# N94454: 1988 Stetson Norman B CHALLENGER II, registration cancelled 2017-10-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 6, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Stetson Norman B CHALLENGER II](https://openairdocs.org/model/stetson-norman-b-challenger-ii) (registry code 05901UO)
- Engine: [Rotax 503 series](https://openairdocs.org/engine/rotax-503-series) (registry code 55564)
- Serial number: CH2-0587-B-0256
- Year built: 1988
- Type of aircraft: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 29, 2011
- Certificate issued: March 8, 2011
- Last registry action: March 8, 2011
- Mode S code: AD1F28
- Owner when cancelled: [Dias Alessandro W](https://openairdocs.org/faa-owner/DIAS%20ALESSANDRO%20W)
- Location: [Leominster, MA](https://openairdocs.org/faa-place/MA/Leominster)
- Owner type: Individual
- Owner's area on the map: 42.5200° N, 71.7633° W: Placed by OpenAirDocs at the center of ZIP code 01453, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N94454
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=94454
- Page: https://openairdocs.org/deregistered/N94454-2017-10-06

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 Stetson Norman B CHALLENGER II: https://openairdocs.org/model/stetson-norman-b-challenger-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 ERA13CA354](https://openairdocs.org/ntsb/ERA13CA354), Aug 6, 2013: Stetson Norman B Challenger II (N94454), Orange, MA, substantial damage. Probable cause: The pilot’s failure to maintain airspeed during the initial climb after takeoff, which resulted in an aerodynamic stall. Contributing to the accident was the pilot’s lack of total flight experience…

## 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 20130806017009A](https://openairdocs.org/incident/20130806017009A), Aug 6, 2013: Stetson Norman B CHALLENGER II (N94454), Orange, MA, Substantial damage. At approximately 1:00PM eastern daylight time (EDT) N94454, a Challenger II experimental homebuilt, crashed during takeoff at Orange Municipal Airport located…

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