| Tail Number / N-Number | N257BA |
| Manufacturer | LET |
| Model | L-23 SUPER BLANIK |
| Year Built | 1992 |
| Manufacturer's Serial Number | 917928 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 0 engines |
| Type of Registrant | Corporation |
| Owner Name | NORTHWEST SOARING CLUB INC |
| Street | 8040 E 34 RD |
| City | CADILLAC |
| State | MI |
| Zip Code | 49601-9013 |
| Region | Great Lakes |
| County | Wexford County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1993-02-17 |
| Certificate Issue Date | 1993-04-14 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 50470631 |
| Mode S Code Hex | A27199 |