| Tail Number / N-Number | N5785T |
| Manufacturer | MOONEY |
| Model | M20J |
| Year Built | 1984 |
| Manufacturer's Serial Number | 24-1521 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | LOS ALAMOS AERO SERVICES INC |
| Street | 2169 DEER TRL |
| City | LOS ALAMOS |
| State | NM |
| Zip Code | 87544-3297 |
| Region | Southwestern |
| County | Los Alamos County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2005-06-16 |
| Last Action Date | 2020-03-20 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 51667472 |
| Mode S Code Hex | A76F3A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N5785T.
| Tail Number / N-Number | N5785T |
| Manufacturer | CESSNA |
| Model | 172E |
| Manufacturer's Serial Number | 17251685 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | FITZER WILLIAM ROGER |
| Street | 56A RT 1 |
| City | MAPLE PLAIN |
| State | MN |
| Zip Code | 55359 |
| Region | Great Lakes |
| County | Los Alamos County |
| Certificate Issue Date | 1972-01-28 |
| Last Status | Valid Registration |
| Cancellation Date | 1973-04-23 |
| Exported To | CANADA |