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 11.640°
Eccentricity 0.00481
RA ascending node 21.924 hr
Argument perigee 257.185°
Mean anomaly 108.459°
Orbital period 1447.719 min
Epoch of osculation 14 Sep 2025, 14:37

See historical orbital elements »

Derived Quantities

Min Altitude 35817.2 km
Mean Altitude 36020.9 km
Peak Altitude 36224.6 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

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

Color scheme