| Tail Number / N-Number | N4639Q |
| Manufacturer | CESSNA |
| Model | 210L |
| Year Built | 1971 |
| Manufacturer's Serial Number | 21059539 |
| 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 | 87 miles per hour |
| Type of Registrant | Individual |
| Owner Name | GRUNDMANN KARL |
| Street | 6931 TIFTON CT |
| City | MANASSAS |
| State | VA |
| Zip Code | 20112-3892 |
| Region | Eastern |
| County | Prince William County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 2018-03-30 |
| Last Action Date | 2020-10-13 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 51324142 |
| Mode S Code Hex | A5A862 |