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Spacecraft information: INMARSAT 2-F1
Launch Details
| Launched | 29 October 1990 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | International Mobile Satellite Organization (INMARSAT) |
| NORAD ID | 20918 |
| COSPAR ID | 1990-093A |
| Observing |
Current orbital elements
| Inclination | 13.033° |
| Eccentricity | 0.00089 |
| RA ascending node | 0.428 hr |
| Argument perigee | 13.990° |
| Mean anomaly | 341.367° |
| Orbital period | 1456.378 min |
| Epoch of osculation | 11 Jun 2026, 23:59 |
Derived Quantities
| Min Altitude | 36151.8 km |
| Mean Altitude | 36189.8 km |
| Peak Altitude | 36227.7 km |
Orbital History
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