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ESIAFI 1 (COMSTAR 4)

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ESIAFI 1 (COMSTAR 4) is classified as:


NORAD ID: 12309
Int'l Code: 1981-018A
Perigee: 35,770.1 km
Apogee: 35,822.9 km
Inclination: 14.0 °
Period: 1,436.2 minutes
Semi major axis: 42167 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.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 12309U 81018A   17347.52558931 -.00000081 +00000-0 +00000-0 0  9993
2 12309 013.9835 339.2641 0006267 315.9498 048.1683 01.00261995136287
Source of the keplerian elements: AFSPC