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USA 55

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USA 55 is classified as:


NORAD ID: 20547
Int'l Code: 1990-028B
Perigee: 429.6 km
Apogee: 523.1 km
Inclination: 94.1 °
Period: 94.0 minutes
Semi major axis: 6847 km
RCS: 0.1768 m2 (medium)
Launch date: April 5, 1990
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 20547U 90028B   24115.82314982  .00008941  00000-0  26791-3 0  9997
2 20547  94.1069  65.0219 0068246 244.0837 115.3367 15.32221790881449
Source of the keplerian elements: AFSPC