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ATLAS CENTAUR R/B
Launch Details
| Launched | 22 May 1981 |
| Flight ended | – |
| Status | Unknown |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 12497 |
| COSPAR ID | 1981-050B |
| Observing |
Current orbital elements
| Inclination | 23.934° |
| Eccentricity | 0.32962 |
| RA ascending node | 9.811 hr |
| Argument perigee | 342.813° |
| Mean anomaly | 8.261° |
| Orbital period | 165.349 min |
| Epoch of osculation | 17 Aug 2025, 01:58 |
Derived Quantities
| Min Altitude | 318.8 km |
| Mean Altitude | 3608.2 km |
| Peak Altitude | 6897.5 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
INTELSAT 501