Long March 4B | Tianhui-2-01
Long March 4B | Tianhui-2-01 lifted off aboard a Long March 4B from Taiyuan Satellite Launch Center, People's Republic of China, carrying its payload to SSO.
- Launch time
- Status
- SUCCESS
- Operator
- China Aerospace Science and Technology Corporation
- Mission type
- Earth Science
- Rocket
- Long March 4B
- Launch pad
- Launch Complex 9
- Payload
- —
- Target orbit
- SSO

Mission timeline
- 2019-04-29T22:52:05.000ZLiftoff confirmed — Long March 4B is airborne.
- Max Q — Long March 4B endures peak structural stress during ascent.
- First-stage main engine cutoff (MECO) confirmed.
- The spent first stage separates from the upper stage.
- Upper stage ignites, continuing the journey toward orbit.
- The mission reaches SSO, successfully entering orbit.
- The mission concludes successfully.