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Spacecraft information: INTELSAT 503
Launch Details
| Launched | 14 December 1981 |
| Flight ended | – |
| Status | Non-operational |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | International Telecommunications Satellite Organization (INTELSAT) |
| NORAD ID | 12994 |
| COSPAR ID | 1981-119A |
| Observing |
Current orbital elements
| Inclination | 11.191° |
| Eccentricity | 0.00491 |
| RA ascending node | 21.786 hr |
| Argument perigee | 268.023° |
| Mean anomaly | 127.689° |
| Orbital period | 1447.791 min |
| Epoch of osculation | 06 Aug 2026, 10:09 |
Derived Quantities
| Min Altitude | 35814.2 km |
| Mean Altitude | 36022.3 km |
| Peak Altitude | 36230.4 km |
Launched alongside
ATLAS CENTAUR R/BOrbital History
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