Long March 4B | Haiyang 2C
The Earth Science flight Long March 4B | Haiyang 2C departed Jiuquan Satellite Launch Center, People's Republic of China atop a Long March 4B, bound for LEO.
- Launch time
- Status
- SUCCESS
- Operator
- China Aerospace Science and Technology Corporation
- Mission type
- Earth Science
- Rocket
- Long March 4B
- Launch pad
- Launch Area 94 (SLS-2 / 603)
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 2020-09-21T05:40:04.000ZLong March 4B clears the pad at Jiuquan Satellite Launch Center, People's Republic of China and begins its ascent.
- Long March 4B pushes through the region of maximum dynamic pressure.
- First stage completes its burn; main engine cutoff.
- First and second stages separate on schedule.
- Second-stage ignition confirmed.
- Orbital insertion burn complete; now in LEO.
- Mission declared a complete success.