Second heaviest GEO satellite launched into space at 7,600 kg

A government satellite, Shijian 20 is operated by China Aerospace Science and Technology Corporation (CASC) of China for the purpose of technology development.

Constructed by China Aerospace Science and Technology Corp. (CASC) (China), it was launched into space on 27 December 2019 using Long March 5 as the launch vehicle from Wenchang Satellite Launch Center. Shijian 20 orbits around the Earth as a sun-synchronous GEO satellite.

Designed with an operational lifetime of 20 years, Shijian 20 has a launch mass of 7,600 kg and navigates with the COSPAR ID 2019-097A and NORAD ID 44910.

With an orbital eccentricity of 8.66E-04, the satellite's perigee, which is the point of the orbit closest to the Earth's center of mass, is 35,751km while its apogee, which is the point of the orbit farthest from the Earth's center of mass, is 35,824km. It takes 1,436 minutes to orbit the Earth along the longitude of 125 degrees.

Compare Shijian 20 with Sirius XM-8 from USA.

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