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DSP 20



DSP 20 (USA 149)was an American geosynchronous military reconnaissance satellite that was launched by a Titan 4B rocket from Cape Canaveral. The 2.5 ton, 680 W spacecraft was the 20th in the DSP (Defense Support Program) fleet and is reported to carry 6,000 lead sulfide infra-red sensors to detect rocket launches and nuclear explosions, from horizon to horizon.

Alternate Names

  • 26356
  • USA 149
  • DSP20

Facts in Brief

Launch Date: 2000-05-08
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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