NSSDCA/COSPAR ID: 2004-009A
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. It will take Slot 3 in Plane C, replacing the aging GPS 2A-19. The fleet consists of 24 operational satellites (plus a few spares) located in six (inertial) planes with four slots in each.
Launch Date: 2004-03-20
Launch Vehicle: Delta II
Launch Site: Cape Canaveral, United States
Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office