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XPNAV-1 is the world’s first dedicated Pulsar Navigation Test Satellite, aiming to prove technologies that are needed to take navigation and timing to a stellar level. Pulsar Navigation makes use of the ultra-regular X-ray emissions from pulsars for spacecraft navigation which provides great promise for future deep space navigation.

Alternate Names

  • 41841
  • X-Ray Pulsar Navigation
  • Maichong Xing Shiyan Weixing
  • XPNAV1

Facts in Brief

Launch Date: 2016-11-09
Launch Vehicle: Long March 11
Launch Site: Jiuquan, Peoples Republic of China
Mass: 240 kg

Funding Agency

  • Chinese Research Institute of Space Technology (Peoples Republic of China)


  • Technology Applications

Additional Information

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

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