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GEOS-1
Launch Details
| Launched | 19 April 1977 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | European Space Agency |
| NORAD ID | 9931 |
| COSPAR ID | 1977-029A |
| Alternative names |
GEOSTATIONARY SCIENTIFIC SATELLITE-1 |
| Observing |
Current orbital elements
| Inclination | 26.760° |
| Eccentricity | 0.65920 |
| RA ascending node | 7.961 hr |
| Argument perigee | 181.433° |
| Mean anomaly | 174.827° |
| Orbital period | 734.031 min |
| Epoch of osculation | 01 Apr 2025, 08:34 |
Derived Quantities
| Min Altitude | 2815.1 km |
| Mean Altitude | 20583.8 km |
| Peak Altitude | 38352.5 km |
Orbital History
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