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USA 176



USA 176, also known as DSP 22, is an American, geostationary military surveillance satellite that was launched from Cape Canaveral by a Titan 4B rocket at 18:50 UT on 14 February 2004. Like all the 21 earlier DSPs, the 2.4 tonne satellite carries infrared detectors to monitor rocket launches and nuclear explosions. The parking longitude of a DSP is rarely revealed.

Alternate Names

  • 28158
  • DSP 22
  • USA176

Facts in Brief

Launch Date: 2004-02-14
Launch Vehicle: Titan 4B
Launch Site: Cape Canaveral, United States

Funding Agency

  • Unknown (United States)


  • Surveillance and Other Military

Additional Information

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

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