Shiyan 29
Long March 3C/YZ-1, China Aerospace Science and Technology Corporation
Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China
Launch time
T-0
Fri 5 Sept, 04:34 CEST
02:34 UTC
The rocket put its payload into the planned orbit.
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How sure is this date?
The source gives minute precision. Launch plans can change.
Launch record updated by LL2
Feed checkedMission
Shiyan 29 on Long March 3C/YZ-1. Fri 5 Sept 2025, 02:34 UTC. Reported outcome: Success. Launch site: Launch Complex 2 (LC-2). Source: Launch Library 2.
Satellite officially named for "space environment detection" purposes, exact details unknown.
- Mission type
- Government/Top Secret
- Orbit
- Geosynchronous Orbit
Mission patches
- CZ-3C Shiyan 29
Patch artwork is not shown because its image licence is unconfirmed.
Launch timeline
No timeline has been provided by the source.
Slip history
Changes recorded by Space Right Now
No changes since we started tracking on .
Source updates from Launch Library 2 (2)
Announcements supplied by LL2 may predate our tracking. They are separate from changes observed by Space Right Now.
- LL2 update
Launch success.
Read the source update - LL2 update
Added launch per NOTAMs; Payload and launch vehicle identities highly uncertain.
Read the source update
Launch pad
Launch Complex 2 (LC-2)
Xichang Satellite Launch Center, People's Republic of China (CN)
Coordinates: 28.245504, 102.026768
View launch pad on a map