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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 | 11.732° |
| Eccentricity | 0.00438 |
| RA ascending node | 21.955 hr |
| Argument perigee | 254.792° |
| Mean anomaly | 118.853° |
| Orbital period | 1447.697 min |
| Epoch of osculation | 08 Jul 2025, 06:27 |
Derived Quantities
| Min Altitude | 35834.6 km |
| Mean Altitude | 36020.5 km |
| Peak Altitude | 36206.4 km |
Orbital History
Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.
Launched alongside
ATLAS CENTAUR R/B