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Spacecraft information: USA 8
Launch Details
| Launched | 23 January 1985 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 15543 |
| COSPAR ID | 1985-010B |
| Observing |
Current orbital elements
| Inclination | 12.765° |
| Eccentricity | 0.01344 |
| RA ascending node | 20.940 hr |
| Argument perigee | 53.401° |
| Mean anomaly | 300.389° |
| Orbital period | 1442.680 min |
| Epoch of osculation | 19 Apr 2026, 10:11 |
Derived Quantities
| Min Altitude | 35354.3 km |
| Mean Altitude | 35922.5 km |
| Peak Altitude | 36490.7 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.