| Tail Number / N-Number | N9139Z |
| Manufacturer | MOONEY |
| Model | M20J |
| Year Built | 1992 |
| Manufacturer's Serial Number | 24-3285 |
| 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | I0-360-B1E |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LESSIN BRIAN S |
| Street | 2891 W INTL AIRPORT RD UNIT C202 |
| City | ANCHORAGE |
| State | AK |
| Zip Code | 99502-1129 |
| Region | Alaskan |
| County | Anchorage Municipality |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1992-11-23 |
| Certificate Issue Date | 2018-03-29 |
| Last Action Date | 2020-10-29 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 53122573 |
| Mode S Code Hex | ACA57B |