ESIAFI 1 (COMSTAR 4)

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ESIAFI 1 (COMSTAR 4) is classified as:

Geostationary
TV

NORAD ID: 12309

Int'l Code: 1981-018A

Perigee: 35,780.6 km

Apogee: 35,807.9 km

Inclination: 9.4 °

Period: 1,436.1 minutes

Semi major axis: 42165 km

RCS: 22.0984 m² (large)

Launch date: February 21, 1981
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)

Telephone, television and data services; projected end of life 2005.

1 12309U 81018A   25184.86364836 -.00000138  00000-0  00000-0 0  9990
2 12309   9.3725 313.5148 0003233 104.6983 255.4096  1.00270020163957

Source of the keplerian elements: AFSPC