Spacecraft information: OPS 4029
| Launched | 30 October 1981 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 12930 |
| COSPAR ID | 1981-107A |
| Observing |
Current orbital elements
| Inclination | 5.593° |
| Eccentricity | 0.10406 |
| RA ascending node | 0.065 hr |
| Argument perigee | 43.160° |
| Mean anomaly | 287.943° |
| Orbital period | 1434.485 min |
| Epoch of osculation | 26 Mar 2026, 06:21 |
Derived Quantities
| Min Altitude | 31377.7 km |
| Mean Altitude | 35762.2 km |
| Peak Altitude | 40146.6 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.