# N503WM: 2003 Miller William G CHALLENGER II, registration cancelled 2020-09-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 11, 2020
- Status when cancelled: Sale reported, canceled
- Airframe: [Miller William G CHALLENGER II](https://openairdocs.org/model/miller-william-g-challenger-ii) (registry code 05901DG)
- Engine: [Rotax 503 series](https://openairdocs.org/engine/rotax-503-series) (registry code 55564)
- Serial number: CH2 1093 B 1038
- Year built: 2003
- Type of aircraft: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: January 27, 2008
- Last registry action: December 9, 2019
- Mode S code: A64715
- Location: [Columbus, NM](https://openairdocs.org/faa-place/NM/Columbus)
- Owner type: Individual
- Owner's area on the map: 31.8449° N, 107.6947° W: Placed by OpenAirDocs at the center of ZIP code 88029, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N503WM
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=503WM
- Page: https://openairdocs.org/deregistered/N503WM-2020-09-11

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 Miller William G CHALLENGER II: https://openairdocs.org/model/miller-william-g-challenger-ii.md

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