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Chalet 1



Chalet 1 was the first launch of a heavier, more advanced electronic intelligence satellite launched from Cape Canaveral aboard a Titan 3C rocket for the US Air Force. The project was renamed Vortex when the code name Chalet appeared in the New York Times.

Alternate Names

  • 10941
  • Vortex 1
  • Chalet1

Facts in Brief

Launch Date: 1978-06-10
Launch Vehicle: Titan III-C
Launch Site: Cape Canaveral, United States
Mass: 820 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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