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China Aerospace Science and Technology CorporationLong March 7A201, Wenchang Space Launch Site, People's Republic of China

Shijian 29 A-B

Launched

December 30, 2025 · 22:40 UTC

Launch Successful
CZ-7A | Shijian 29 A-B

Image: CASC

Summary

Shijian 29 A-B launched on a China Aerospace Science and Technology Corporation Long March 7A from 201, Wenchang Space Launch Site, People's Republic of China on December 30, 2025 at 22:40 UTC. The launch window ran from 22:32 to 23:10 UTC. It was China Aerospace Science and Technology Corporation's 570th launch, 69th this year and humanity's 7,173rd orbital launch attempt. It was the 14th Long March 7A flight and the 6th this year. The payload was bound for Geostationary Transfer Orbit (GTO). Shi Jian 29A, one of 3 catalogued objects, reached a 225 × 35,824 km orbit inclined 19.5°. 3 objects from this launch are catalogued, 2 of them payloads.

Watch
No webcast on record.
Vehicle
Long March 7A · China Aerospace Science and Technology Corporation
Booster
No booster details on record.
Mission
Technology · Geostationary Transfer Orbit (GTO)
Milestone
14th Long March 7A flight · 6th this yearChina Aerospace Science and Technology Corporation's 570th launch69th this yearhumanity's 7,173rd orbital launch attempt324th orbital launch attempt this year

Flight preview

Orbit: as tracked

19.5°Inclination
225 × 35824 kmPerigee × apogeefrom mean elements
632.0 minPeriodfrom mean elements
100.8°Ascending node
289 d agoElement epoch2025-12-30 17:55 UTC · stale

Shi Jian 29A · NORAD 67302 · 2025-315 · Space-Track · tracking 1 of 3 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
2025-315A
Epoch
2025-12-30 17:55:29 UTC
Mean motion
2.27844974 rev/day
Eccentricity
0.7296133
Inclination
19.512°
Ascending node
100.816°
Arg. of perigee
179.4013°
Mean anomaly
182.6365°
Element set
999
Rev at epoch
1
B*
0.0010916

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: GTO. Ascent drawn from padside's representative profile.

Catalogued objects

3 catalogued: 2 payloads, 1 rocket stage; 3 still in orbit

  • Shi Jian 29A · NORAD 67302 · in orbit
  • Shi Jian 29B · NORAD 67403 · in orbit

CZ-7A Y7 Stage 3 · in orbit

Data from J. McDowell, planet4589.org

About this launch

2 satellites officially described as for "demonstration of new technologies for spatial targets detection" purposes.

Pad

Map of 201

201, Wenchang Space Launch Site, People's Republic of China

28th launch from 201, 8th this year · 55th from Wenchang Space Launch Site, People's Republic of China

Local pad time at liftoff: Dec 31, 6:40 AM GMT+8, in twilight

33 launches from this pad · 75 from Wenchang Space Launch Site, People's Republic of China

30 days after the previous launch from this pad

All launches from Wenchang Space Launch Site, People's Republic of ChinaOpen in maps

Updates

Launch success.

Cosmic_Penguin · Dec 30, 2025 · source

Show 2 earlier updates

  • Refined launch window per new NOTAMs.

    Cosmic_Penguin · 12/26/2025 · source

  • Added launch per NOTAMs; Payload identity highly uncertain.

    Cosmic_Penguin · 12/19/2025 · source

Questions

When did Shijian 29 A-B launch?

Shijian 29 A-B launched on December 30, 2025 at 22:40 UTC. The launch window ran from 22:32 to 23:10 UTC.

Where can I watch Shijian 29 A-B?

No webcast is on record for this launch.

What rocket launched Shijian 29 A-B?

Long March 7A, flown by China Aerospace Science and Technology Corporation. Long March 7A spec sheet

Where did Shijian 29 A-B launch from?

201, Wenchang Space Launch Site, People's Republic of China. Liftoff was Dec 31, 6:40 AM GMT+8 local time at the pad.

What orbit did Shijian 29 A-B reach?

Shi Jian 29A, one of 3 catalogued objects, reached a 225 × 35,824 km orbit inclined 19.5°.

How many satellites did Shijian 29 A-B launch?

2 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).