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Navstar 56



Navstar 56, also known as USA 180 and as GPS 2R-13, is an American navigational satellite that was launched by a Delta 2 rocket from Cape Canaveral at 05:39 UT on 6 November 2004. It is part of the 24-element GPS fleet and will replace the oldest member of the fleet, GPS 2A-11 launched in July 1991. It will be located in Plane D, Slot 1 position.

Alternate Names

  • 28474
  • USA 180
  • GPS 2R-13
  • Navstar56

Facts in Brief

Launch Date: 2004-11-06
Launch Vehicle: Delta II
Launch Site: Cape Canaveral, United States

Funding Agency

  • Unknown (United States)


  • Navigation/Global Positioning

Additional Information

Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office

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