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Tansei 3



Japanese test satellite Tansei 3 was launched by the Institute of Space and Aeronautical Science of the University of Tokyo. The active lifespan of the satellite was expected to be about 2 weeks. Its functions were: 1) test of the overall performance of the newly developed launch vehicle, M-3H-1, 2) experiment of magnetic stabilization and, 3) observation of ultraviolet radiation.

Alternate Names

  • 09841
  • Tansei3

Facts in Brief

Launch Date: 1977-02-19
Launch Vehicle: M-3H
Launch Site: Uchinoura Space Center, Japan
Mass: 134 kg

Funding Agency

  • University of Tokyo (Japan)


  • Engineering

Additional Information

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

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