Beidou-3 M1 & M2
Long March 3B / YZ-1
China Aerospace Science and Technology Corporation
Mission
Beidou-3 M1 & M2
Type: Navigation
The BeiDou Navigation Satellite System (BDS) is a Chinese satellite navigation system. It consists of two separate satellite constellations – a limited test system that has been operating since 2000, and a full-scale global navigation system that is currently under construction. Two Beidou Navigation Satellite will be launched atop of a Long March 3B (CZ-3B) from Xichang Satellite Launch Center to medium Earth orbit.
Trajectory
The trajectory is unavailable. Check back for updates.
Location
Launch Complex 3 ( LC-3 ) ( LA-1 )
Xichang Satellite Launch Center, People’s Republic of China
186 rockets have launched from Xichang Satellite Launch Center, People’s Republic of China.

Rocket
Long March 3B/YZ-1 – China Aerospace Science and Technology Corporation
- Family: Long March 3
- Length: 54.8 m
- Diameter: 3.35 m
- Launch Mass: 425 T
- Low Earth Orbit Capacity: 11500 kg
The Long March 3B/YZ-1 was manufactured by China Aerospace Science and Technology Corporation with the first launch on 1996-02-14. Long March 3B/YZ-1 has 13 successful launches and 0 failed launches with a total of 13 launches. The Long March 3B is a Chinese orbital carrier rocket. Introduced in 1996, it is launched from Launch Area 2 and 3 at the Xichang Satellite Launch Center in Sichuan. A three-stage rocket with four strap-on liquid rocket boosters, it is currently the most powerful member of the Long March rocket family and the heaviest of the Long March 3 rocket family, and is mainly used to place communications satellites into geosynchronous orbits.
Agency
China Aerospace Science and Technology Corporation – CASC
- Type: Government
- Abbreviation: CASC
- Administration: Chairman & President: Lei Fanpei
- Founded: 1999
- Launchers: Long March
- Country: CHN
The China Aerospace Science and Technology Corporation (CASC) is the main contractor for the Chinese space program. It is state-owned and has a number of subordinate entities which design, develop and manufacture a range of spacecraft, launch vehicles, strategic and tactical missile systems, and ground equipment. It was officially established in July 1999 as part of a Chinese government reform drive, having previously been one part of the former China Aerospace Corporation. Various incarnations of the program date back to 1956.