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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: 35,782.6 km
Apogee: 35,807.2 km
Inclination: 9.4 °
Period: 1,436.2 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.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 12309U 81018A   25194.83657750 -.00000137  00000-0  00000-0 0  9997
2 12309   9.3541 313.4370 0002914 113.8084 246.3504  1.00267777164058
Source of the keplerian elements: AFSPC