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GSTAR 4
Launch Details
| Launched | 19 November 1990 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | United States |
| NORAD ID | 20946 |
| COSPAR ID | 1990-100B |
| Observing |
Current orbital elements
| Inclination | 13.798° |
| Eccentricity | 0.00020 |
| RA ascending node | 1.008 hr |
| Argument perigee | 14.541° |
| Mean anomaly | 358.912° |
| Orbital period | 1452.462 min |
| Epoch of osculation | 16 Jul 2024, 00:16 |
Derived Quantities
| Min Altitude | 36105.2 km |
| Mean Altitude | 36113.5 km |
| Peak Altitude | 36121.8 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.