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Spacecraft information: INMARSAT 3-F5
Launch Details
| Launched | 3 February 1998 |
| Flight ended | – |
| Status | Operational |
| Categories |
Geostationary
Active satellites |
| Launch site | Europe's Spaceport, Kourou, French Guiana |
| Owner | International Mobile Satellite Organization (INMARSAT) |
| NORAD ID | 25153 |
| COSPAR ID | 1998-006B |
| Observing |
Current orbital elements
| Inclination | 9.806° |
| Eccentricity | 0.00045 |
| RA ascending node | 3.515 hr |
| Argument perigee | 90.208° |
| Mean anomaly | 273.752° |
| Orbital period | 1436.096 min |
| Epoch of osculation | 08 Aug 2026, 10:14 |
Derived Quantities
| Min Altitude | 35774.6 km |
| Mean Altitude | 35793.7 km |
| Peak Altitude | 35812.8 km |
Orbital History
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