Designation
|
Spacetrack catalog number
|
18009
|
|
COSPAR ID
|
1987-043-E
|
|
Name in Spacetrack catalog
|
USA 23
|
Satellite Details
|
Orbit
|
361 x 1,638 km, 63.3°
|
| Category | unknown |
| Country/organisation of origin | United States |
| Intrinsic brightness (Magnitude) | 6.2 (at 1000km distance, 50% illuminated) | | Maximum brightness (Magnitude) | 1.8 (at perigee, 100% illuminated) |
Launch
|
Date
(UTC)
|
15 May 1987 15:45
|
| Launch site | Vandenberg Space Force Base,
United States |
| Launch vehicle | Atlas H |
|
|