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This spacecraft, for SDIO, was to gather multi-spectral data on ground-launched rocket plumes and the space environment. It also was used for development and testing of other technologies. The spacecraft was spring-ejected from a Delta 2nd stage.

Alternate Names

  • 21553

Facts in Brief

Launch Date: 1991-07-04
Launch Vehicle: Delta II
Launch Site: Cape Canaveral, United States
Mass: 73 kg

Funding Agency

  • Unknown (United States)


  • Surveillance and Other Military
  • Engineering

Additional Information

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

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