Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N921TD.
| Tail Number / N-Number | N921TD |
| Manufacturer | DEBOER TED |
| Model | QUANTUM 15-912 |
| Year Built | 1997 |
| Manufacturer's Serial Number | 7367 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROTAX |
| Engine Model | 912 |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 80 hp (60 kW) |
| Type of Registrant | Individual |
| Owner Name | SIEBENS MARLIN L |
| Street | 14887 W HILLSIDE ST |
| City | GOODYEAR |
| State | AZ |
| Zip Code | 85338-8215 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2006-09-28 |
| Certificate Issue Date | 2006-09-08 |
| Last Action Date | 2006-09-08 |
| Last Status | Valid Registration |
| Cancellation Date | 2008-02-12 |
| Mode S Code | 53141616 |
| Mode S Code Hex | ACC38E |