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NAVSTAR 54 (USA 177)

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NAVSTAR 54 (USA 177) is classified as:


NORAD ID: 28190
Int'l Code: 2004-009A
Perigee: 19,908.3 km
Apogee: 20,469.7 km
Inclination: 55.1 °
Period: 718.0 minutes
Semi major axis: 26560 km
RCS: 6.4243 m2 (large)
Launch date: March 20, 2004
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)
PRN: 19

Navstar 54, also known as USA 177 and as GPS 2R-11 is an American navigational satellite in the GPS fleet. It was launched by a Delta 2 rocket from Cape Canaveral at 17:39 UT on 20 March 2004. Precise position data (accurate to within 16 m) to military and civilian users worldwide; constellation of 28 operational satellites; 6 orbit planes; corporate vehicle fleet tracking, surveying, recreational use; nuclear detonation detection sensors.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1 28190U 04009A   25166.44220809 -.00000034  00000-0  00000-0 0  9990
2 28190  55.1392 290.4804 0105698 161.2417 206.5153  2.00567455155596
Source of the keplerian elements: AFSPC