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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: 35,758.5 km
Apogee: 35,825.7 km
Inclination: 13.5 °
Period: 1,436.0 minutes
Semi major axis: 42163 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   19053.28470839 -.00000169 +00000-0 +00000-0 0  9999
2 12309 013.4615 334.5946 0007963 001.4386 358.5906 01.00277599140650
Source of the keplerian elements: AFSPC