Shijian 31

Name: Shijian 31
Start: 2026-06-16T09:45:00.000Z
End: 2026-06-16T10:23:00.000Z
Location: Launch Complex 2 (LC-2)

Long March 3B/E, China Aerospace Science and Technology Corporation

Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China

Launch time

T-0

Tue 16 Jun, 11:45 CEST

09:45 UTC

The rocket put its payload into the planned orbit.

The source gives minute precision. Launch plans can change.

Source updated Thu 25 Jun, 07:23 CEST

Updated 11 Oct, 00:22 CEST

No changes since we started tracking on Sat 10 Oct 2026, 10:32 UTC.

Tue 16 Jun 2026, 11:23 UTCLL2 update
Launch success.
Read the source update
Mon 8 Jun 2026, 11:09 UTCLL2 update
Refined launch window per new NOTAMs.
Read the source update
Thu 4 Jun 2026, 13:14 UTCLL2 update
Added launch per NOTAMs; Payload and launch vehicle identities uncertain.
Read the source update

Shijian 31 on Long March 3B/E from Launch Complex 2 (LC-2). Launch time, status and recorded date changes from Launch Library 2.

Classified experimental Chinese satellite of unknown purposes (officially described for "spatial environment detection" purposes).

No timeline has been provided by the source.

Launch Complex 2 (LC-2)

Xichang Satellite Launch Center, People's Republic of China (CN)

Coordinates: 28.245504, 102.026768