| Tail Number / N-Number | N81CG |
| Manufacturer | SCHLEICHER |
| Model | ASW-20 |
| Year Built | 1978 |
| Manufacturer's Serial Number | 20115 |
| 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 | AMA/EXPR |
| Engine Model | UNKNOWN ENG |
| Number of Engines | 0 engines |
| Type of Registrant | Individual |
| Owner Name | DOCKERY JAMES K |
| Street | 22710 CESSNA RD |
| City | NEEDVILLE |
| State | TX |
| Zip Code | 77461-2015 |
| Region | Southwestern |
| County | Fort Bend County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1991-07-15 |
| Certificate Issue Date | 2008-02-19 |
| Last Action Date | 2022-08-26 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 52603474 |
| Mode S Code Hex | AB073C |