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Spacecraft information: USA 22
Launch Details
| Launched | 14 May 1987 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 17997 |
| COSPAR ID | 1987-043A |
| Observing |
Current orbital elements
| Inclination | 63.294° |
| Eccentricity | 0.07097 |
| RA ascending node | 1.210 hr |
| Argument perigee | 104.509° |
| Mean anomaly | 263.573° |
| Orbital period | 102.347 min |
| Epoch of osculation | 12 Dec 2025, 06:30 |
Derived Quantities
| Min Altitude | 362.5 km |
| Mean Altitude | 876.9 km |
| Peak Altitude | 1391.3 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.