Rocket
Long March 4B
China Aerospace Science and Technology Corporation · China
The Long March 4B (Chinese: 长征四号乙火箭), also known as the Chang Zheng 4B, CZ-4B and LM-4B is a Chinese orbital carrier rocket. Launched from Launch Complex 1 at the Taiyuan Satellite Launch Center, it is a 3-stage rocket, used mostly to place satellites into low Earth and sun synchronous orbits.
- Manufacturer
- China Aerospace Science and Technology Corporation
- First flight
- May 10, 1999
- Launches
- 58
- Successful
- 57
- Failed
- 1
- Success rate
- 98.3%
- Scheduled
- 1
- Height
- 44.1 m
- Diameter
- 3.35 m
- Liftoff mass
- 249 t
- Payload to low Earth orbit
- 4,200 kg
- Payload to geostationary transfer orbit
- 1,500 kg
- Reusable
- no
Upcoming launches of this rocket
- Unknown Payload · October 23, 2026