| Tail Number / N-Number | N59HK |
| Manufacturer | SCHLEICHER |
| Model | ASW-20C |
| Year Built | 1983 |
| Manufacturer's Serial Number | 20631 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | 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 |
| Type of Registrant | Individual |
| Owner Name | SAHLBERG PETER C |
| Street | 847 BLUE RIDGE DR |
| City | SANTA MARIA |
| State | CA |
| Zip Code | 93455-2107 |
| Region | Western-Pacific |
| County | Santa Barbara County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2011-05-10 |
| Certificate Issue Date | 2019-10-10 |
| Last Action Date | 2022-07-25 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 51715707 |
| Mode S Code Hex | A79BC7 |