After the United States of America Government’s NAVSTAR Global Positioning System (GPS) originally NAVSTAR GPS, Russia’s GLONASS or “Global Navigation Satellite System”,, and the European Union the Galileo Systems Satellite, Recently China completed the launch of its final satellite on 23rd June 2020. The navigation satellite was launched as a carrier with Long March 3 rocket from the Xichang Satellite Launch Centre in Zeyuan Town. BeiDou means ‘Big Dipper’ in Mandarin.
The navigation satellite launched is a part of the 3rd generation of the BeiDou Navigation Satellite System (BDS-3) and was the series 55th satellite of the Beidou system.
BeiDou Navigation Series System Satellite
1st Generation (BDS-1) Navigation Satellite: This BeiDou system was launched with 3 working and one backup satellites between 2000 to 2003. This navigation system was dismantlement in the year 2012. This navigation system BeiDou provided limited coverage for users in China as an experimental basis. The first satellite under this system was launched on 30th October 2000.
2nd Generation (BDS-2): This BeiDou system provides coverage in the Asia-Pacific Region and is still operational. BDS-2 was begin in December 2011. The entire system consists group of 10 working satellites. The 1st satellite BDS under this system was launched on 13th April 2007.
3rd Generation (BDS-3): This BeiDou system was aimed to provide global coverage. The first satellite under group of BDS-3 was launched on 30th March 2015. This system comprises group of 35 satellites (3 Geosynchronous satellite, 3 Inclined Geosynchronous Satellite, 24 Medium Earth Orbits Satellite).
BDS-3 (Part of BeiDou) has started providing global navigation services from December 2018 to nations that had signed the Belt and Road Initiative (BRI) of China. The global constellation of the BeiDou Navigation satellite system is expected to be completed in the upcoming months. Once completed, it will be able to provide lot of services such as precise point positioning (PPP), short message communication (SMP), and also can be used for international search and rescue operations globally.
China Launched Last Satellite of BeiDou Satellite System 3 (BDS-3) China Launched Last Satellite of BeiDou Satellite System 3 (BDS-3)