20th satellite launch from China for BeiDou Navigation system (Download PDF)

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About BeiDou Navigation System: It is a Chinese satellite navigation system competing to US’s Global Positioning System (GPS). It is operated by China National Space Administration. It became operational in China in December 2011 with 10 constellations.

  • In December 2012, the system began offering services to customers in the Asia - Pacific region.
  • The system consists of 2 separate satellite constellations: A limited test system and a Full scale global navigation system with 35 satellites.
  • It is useful for civilian services in field of navigation, messaging, transportation and weather forecasting areas.
  • It also has military applications as it will guarantee privacy for its military communications and missile launches by reducing the dependence on US operated GPS.

About the 20th New Satellite:

  • This satellite has been built with a Hydrogen Atomic Clock which provides exact time and frequency values compared to primary values of international time distribution services.

About the launch:

  • China has successfully launched 20th new generation satellite into space for BeiDou Navigation System (BDS).
  • It was launched using Long March - 3B carrier rocket from Xichang Satellite Launch Center in the south - western area of Sichuan.

- Published/Last Modified on: October 1, 2015

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