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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: 35,777.0 km
Apogee: 35,816.6 km
Inclination: 13.2 °
Period: 1,436.3 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   19235.78663575 -.00000124 +00000-0 +00000-0 0  9998
2 12309 013.2120 332.6660 0004700 013.6291 346.4438 01.00260985142487
Source of the keplerian elements: AFSPC