# N921TD: 1997 Deboer Ted QUANTUM 15-912, registration cancelled 2008-02-12

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 12, 2008
- Status when cancelled: Valid registration
- Airframe: [Deboer Ted QUANTUM 15-912](https://openairdocs.org/model/deboer-ted-quantum-15-912) (registry code 05605OM)
- Engine: [Rotax 912 series](https://openairdocs.org/engine/rotax-912-series) (registry code 55569)
- Data sheets: [TCDS E00051EN](https://openairdocs.org/tcds/E00051EN) (OpenAirDocs)
- Serial number: 7367
- Year built: 1997
- Type of aircraft: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 28, 2006
- Certificate issued: September 8, 2006
- Last registry action: September 8, 2006
- Mode S code: ACC38E
- Owner when cancelled: [Siebens Marlin L](https://openairdocs.org/faa-owner/SIEBENS%20MARLIN%20L)
- Location: [Goodyear, AZ](https://openairdocs.org/faa-place/AZ/Goodyear)
- Owner type: Individual
- Owner's area on the map: 33.3738° N, 112.4114° W: Placed by OpenAirDocs at the center of ZIP code 85338, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N921TD
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=921TD
- Page: https://openairdocs.org/deregistered/N921TD-2008-02-12

From the FAA registry file of November 5, 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 Deboer Ted QUANTUM 15-912: https://openairdocs.org/model/deboer-ted-quantum-15-912.md

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