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Spacecraft information: CAT 3
Launch Details
| Launched | 18 June 1981 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | European Space Agency |
| NORAD ID | 12546 |
| COSPAR ID | 1981-057C |
| Observing |
Current orbital elements
| Inclination | 10.163° |
| Eccentricity | 0.57140 |
| RA ascending node | 16.721 hr |
| Argument perigee | 347.742° |
| Mean anomaly | 2.693° |
| Orbital period | 319.788 min |
| Epoch of osculation | 08 Apr 2026, 14:53 |
Derived Quantities
| Min Altitude | 268.2 km |
| Mean Altitude | 9119.6 km |
| Peak Altitude | 17971.0 km |
Orbital History
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