| Tail Number / N-Number | N138AS |
| Manufacturer | SZYBOWCOWY ZAKLAD DOSWIADCZALN |
| Model | JANTAR-2A-SZD 42-1 |
| Year Built | 1978 |
| Manufacturer's Serial Number | B-876 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Average Cruising Speed | 79 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KASPROWICZ KRZYSZTOF J |
| Street | 15917 SE 10TH |
| City | BELLEVUE |
| State | WA |
| Zip Code | 98008 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1980-07-08 |
| Certificate Issue Date | 1994-07-27 |
| Last Action Date | 2021-03-02 |
| Expiration Date | 2028-04-30 |
| Status | Valid Registration |
| Mode S Code | 50114372 |
| Mode S Code Hex | A098FA |