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KH-4A 1050 Subsatellite



This US Air Force electronics intelligence satellite was launched from Vandenberg AFB aboard a Thor Agena D rocket. Due to abnormal rotational rates after revolution 22, the mission was terminated after a total of three days collecting photography.

Alternate Names

  • 03830
  • KH-4A1050Subsatellite

Facts in Brief

Launch Date: 1969-03-19
Launch Vehicle: Thor Augmented Delta-Agena D
Launch Site: Vandenberg AFB, United States
Mass: 60 kg

Funding Agency

  • Department of Defense-Department of the Air Force (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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