Designation
|
Spacetrack catalog number
|
21949
|
|
COSPAR ID
|
1992-023-A
|
|
Name in Spacetrack catalog
|
USA 81
|
Satellite Details
|
Orbit
|
783 x 786 km, 85.0°
|
| Category | unknown |
| Country/organisation of origin | United States |
| Intrinsic brightness (Magnitude) | 4.7 (at 1000km distance, 50% illuminated) | | Maximum brightness (Magnitude) | 3.6 (at perigee, 100% illuminated) |
Launch
|
Date
(UTC)
|
25 April 1992 08:53
|
| Launch site | Vandenberg Space Force Base,
United States |
| Launch vehicle | Titan II SLV |
|
|