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TDRS 4

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TDRS 4 is classified as:


NORAD ID: 19883
Int'l Code: 1989-021B
Perigee: 36,229.2 km
Apogee: 36,375.5 km
Inclination: 13.0 °
Period: 1,462.2 minutes
Semi major axis: 42673 km
RCS: 20.9264 m2 (large)
Launch date: March 13, 1989
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)

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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 19883U 89021B   19145.40447500 -.00000224  00000-0  00000+0 0  9991
2 19883  13.0482  11.1796 0017145 275.2876  89.4393  0.98484597282629
Source of the keplerian elements: AFSPC