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TDRS 3

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TDRS 3 is classified as:


NORAD ID: 19548
Int'l Code: 1988-091B
Perigee: 35,645.2 km
Apogee: 35,941.5 km
Inclination: 12.9 °
Period: 1,436.1 minutes
Semi major axis: 42164 km
RCS: 38.9601 m2 (large)
Launch date: September 29, 1988
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)

Backup; still partially operational.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 19548U 88091B   25196.30564539 -.00000294  00000-0  00000-0 0  9997
2 19548  12.8583 343.2319 0035141 344.8631  26.6482  1.00273295122017
Source of the keplerian elements: AFSPC