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CAT 4
Launch Details
| Launched | 19 December 1981 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | European Space Agency |
| NORAD ID | 13011 |
| COSPAR ID | 1981-122B |
| Observing |
Current orbital elements
| Inclination | 10.421° |
| Eccentricity | 0.65105 |
| RA ascending node | 17.392 hr |
| Argument perigee | 77.389° |
| Mean anomaly | 343.791° |
| Orbital period | 437.977 min |
| Epoch of osculation | 24 Nov 2025, 09:38 |
Derived Quantities
| Min Altitude | 295.4 km |
| Mean Altitude | 12733.2 km |
| Peak Altitude | 25170.9 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.