| Tail Number / N-Number | N50WW |
| Manufacturer | BURKHART GROB FLUGZEUGBAU |
| Model | SPEED ASTIR II |
| Year Built | 1979 |
| Manufacturer's Serial Number | 4077 |
| 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 |
| Type of Registrant | Individual |
| Owner Name | GIESEKE MAX R |
| Street | 12545 AUTUMN LN |
| City | HIGHLAND |
| State | IL |
| Zip Code | 62249-3463 |
| Region | Great Lakes |
| County | Madison County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1981-07-24 |
| Certificate Issue Date | 2014-06-04 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 51434640 |
| Mode S Code Hex | A639A0 |