| Tail Number / N-Number | N231MJ |
| Manufacturer | MOONEY AIRCRAFT CORP. |
| Model | M20K |
| Year Built | 1979 |
| Manufacturer's Serial Number | 25-0308 |
| 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 |
| Type of Registrant | Individual |
| Owner Name | OCHABAUER AUGUST |
| Street | PO BOX 4207 |
| City | BURLINGAME |
| State | CA |
| Zip Code | 94011-4207 |
| Region | Western-Pacific |
| County | San Mateo County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1980-01-28 |
| Certificate Issue Date | 2000-03-16 |
| Last Action Date | 2022-07-05 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 50406523 |
| Mode S Code Hex | A20D53 |