| Tail Number / N-Number | N642RT |
| Manufacturer | TACHLENY RONALD |
| Model | GREAT LAKE 2T1A |
| Year Built | 1999 |
| Manufacturer's Serial Number | 202 |
| 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 | JACOBS |
| Engine Model | R755A SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Individual |
| Owner Name | TACHENY ALLEN R |
| Street | 5940 253RD AVE NE |
| City | STACY |
| State | MN |
| Zip Code | 55079-3138 |
| Region | Great Lakes |
| County | Isanti County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2000-06-09 |
| Certificate Issue Date | 2003-08-25 |
| Last Action Date | 2021-02-08 |
| Expiration Date | 2028-02-29 |
| Status | Valid Registration |
| Mode S Code | 52067062 |
| Mode S Code Hex | A86E32 |