| Tail Number / N-Number | N857TM |
| Manufacturer | MULLER THOMAS A |
| Model | RV-9A |
| Year Built | 2007 |
| Manufacturer's Serial Number | 90857 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | MATTITUCK |
| Engine Model | TMX O-320 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 150 hp (112 kW) |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-9A |
| Type of Registrant | Individual |
| Owner Name | WALTER JOHN P |
| Street | 2708 WILDERNESS DR N |
| City | COLLEGE STATION |
| State | TX |
| Zip Code | 77845-4145 |
| Region | Southwestern |
| County | Brazos County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-07-19 |
| Certificate Issue Date | 2018-05-01 |
| Last Action Date | 2020-12-16 |
| Expiration Date | 2028-05-31 |
| Status | Valid Registration |
| Mode S Code | 52741416 |
| Mode S Code Hex | ABC30E |