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Spacecraft information: INTELSAT 4A-F3
Launch Details
| Launched | 6 January 1978 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | International Telecommunications Satellite Organization (INTELSAT) |
| NORAD ID | 10557 |
| COSPAR ID | 1978-002A |
| Observing |
Current orbital elements
| Inclination | 9.002° |
| Eccentricity | 0.00031 |
| RA ascending node | 20.849 hr |
| Argument perigee | 301.337° |
| Mean anomaly | 310.409° |
| Orbital period | 1441.438 min |
| Epoch of osculation | 12 Jun 2026, 03:00 |
Derived Quantities
| Min Altitude | 35885.0 km |
| Mean Altitude | 35898.2 km |
| Peak Altitude | 35911.4 km |
Launched alongside
ATLAS CENTAUR R/BOrbital History
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