| Tail Number / N-Number | N121LL |
| Manufacturer | CESSNA |
| Model | U206G |
| Year Built | 1977 |
| Manufacturer's Serial Number | U20603756 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 285 hp (213 kW) |
| Average Cruising Speed | 132 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CENTURION FLIGHT SERVICES INC |
| Street | PO BOX 51447 |
| City | PALO ALTO |
| State | CA |
| Zip Code | 94303-0704 |
| Region | Western-Pacific |
| County | Santa Clara County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-12-03 |
| Certificate Issue Date | 2013-08-26 |
| Last Action Date | 2022-03-30 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 50054156 |
| Mode S Code Hex | A0586E |