GPS Operational
NORAD ID: 28190
Int'l Code: 2004-009A
Perigee: 19,936.1 km
Apogee: 20,444.6 km
Inclination: 55.2 °
Period: 718.0 minutes
Semi major axis: 26561 km
Launch date: March 20, 2004
Source: United States (US)
PRN: 19
Comments: 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.
Two Line Element Set (TLE):
1 28190U 04009A 13339.30527306 .00000011 00000-0 00000+0 0 9472
2 28190 055.2490 097.3180 0095727 021.4457 004.0164 02.00552350 71182
Source: AFSPC
NASA's NSSDC Master Catalog entry for NAVSTAR 54 (USA 177)
