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TDRS 4

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TDRS 4 is classified as:


NORAD ID: 19883
Int'l Code: 1989-021B
Perigee: 36,225.8 km
Apogee: 36,379.0 km
Inclination: 13.1 °
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   20338.34840883 -.00000200  00000-0  00000-0 0  9996
2 19883  13.0523   7.0518 0017944 279.6010 263.6383  0.98484340288139
Source of the keplerian elements: AFSPC