| Tail Number / N-Number | N673LJ |
| Manufacturer | MOONEY |
| Model | M20F |
| Year Built | 1976 |
| Manufacturer's Serial Number | 22-1414 |
| 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 | I0360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LEGG DANIEL T |
| Street | 1199 ELM CREEK RD |
| City | NEW BRAUNFELS |
| State | TX |
| Zip Code | 78132-3099 |
| Region | Southwestern |
| County | Comal County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1976-07-20 |
| Certificate Issue Date | 2021-09-02 |
| Last Action Date | 2021-09-02 |
| Expiration Date | 2028-09-30 |
| Status | Valid Registration |
| Mode S Code | 52163740 |
| Mode S Code Hex | A8E7E0 |