Designation
|
Spacetrack catalog number
|
11731
|
|
COSPAR ID
|
1980-019-C
|
|
Name in Spacetrack catalog
|
EP 1
|
Satellite Details
|
Orbit
|
314 x 1,668 km, 63.3°
|
| Category | unknown |
| Country/organisation of origin | United States |
| Intrinsic brightness (Magnitude) | 6.7 (at 1000km distance, 50% illuminated) | | Maximum brightness (Magnitude) | 1.7 (at perigee, 100% illuminated) |
Launch
|
Date
(UTC)
|
03 March 1980 09:27
|
| Launch site | Vandenberg Space Force Base,
United States |
| Launch vehicle | Atlas F/MSD |
|
|