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China Aerospace Science and Technology CorporationLong March 6ALaunch Complex 9A, Taiyuan Satellite Launch Center, People's Republic of China

Yaogan 40 Group 04

Launched

September 24, 2026 · 08:46 UTC

Launch Successful

Image: CCTV

Summary

China Aerospace Science and Technology Corporation’s Long March 6A successfully launched three Yaogan 40 Group 04 satellites from Taiyuan’s Complex 9A. The mission, officially described as electromagnetic environment probing, expands China’s reconnaissance constellation.

Watch
No webcast on record.
Booster
No booster details on record.
Mission
Government/Top Secret · Polar Orbit (PO)
Milestone
27th Long March 6A flight · 8th this yearChina Aerospace Science and Technology Corporation's 617th launch47th this yearhumanity's 7,403rd orbital launch attempt230th orbital launch attempt this year

Flight preview

Orbit: as tracked

801 × 817 km · 86.0°At launchearliest tracked set, 2026-09-25
86.0°Inclination
780 × 800 kmPerigee × apogeefrom mean elements
100.5 minPeriodfrom mean elements
61.5°Ascending node
11 h agoElement epoch2026-10-15 22:47 UTC

OBJECT A · NORAD 100823 · 2026-222A · Space-Track · tracking 1 of 5 objects

Show the numbers for orbit elements
Object
YAOGAN-40 04A
Object ID
2026-222A
Epoch
2026-10-15 22:47:35 UTC
Mean motion
14.32671576 rev/day
Eccentricity
0.00141562
Inclination
86.0008°
Ascending node
61.5338°
Arg. of perigee
189.6643°
Mean anomaly
170.4281°
Element set
999
Rev at epoch
309
B*
0.00008369035

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

About this launch

Yaogan 40 Group 04 launched on a China Aerospace Science and Technology Corporation Long March 6A from Launch Complex 9A, Taiyuan Satellite Launch Center, People's Republic of China on September 24, 2026 at 08:46 UTC. The launch window ran from 08:38 to 09:04 UTC. It was China Aerospace Science and Technology Corporation's 617th launch, 47th this year and humanity's 7,403rd orbital launch attempt. It was the 27th Long March 6A flight and the 8th this year. The payload was bound for Polar Orbit (PO). It reached a 801 × 817 km orbit inclined 86.0°.

3 Chinese reconnaissance satellites of unknown purposes, officially reported as for "Electromagnetic environment probing".

News

2 stories

Pad

Map of Launch Complex 9A

Launch Complex 9A, Taiyuan Satellite Launch Center, People's Republic of China

29th launch from Launch Complex 9A, 9th this year · 162nd from Taiyuan Satellite Launch Center, People's Republic of China

Local pad time at liftoff: Sep 24, 4:46 PM GMT+8, in daylight

29 launches from this pad · 162 from Taiyuan Satellite Launch Center, People's Republic of China

30 days after the previous launch from this pad

Updates

Launch success.

Show 1 earlier update
  • Added launch per NOTAMs; Payload and launch vehicle identities uncertain.

    Cosmic_Penguin · 9/18/2026 · source

Questions

When did Yaogan 40 Group 04 launch?

Yaogan 40 Group 04 launched on September 24, 2026 at 08:46 UTC. The launch window ran from 08:38 to 09:04 UTC.

Where can I watch Yaogan 40 Group 04?

No webcast is on record for this launch.

What rocket launched Yaogan 40 Group 04?

Long March 6A, flown by China Aerospace Science and Technology Corporation. Long March 6A spec sheet

Where did Yaogan 40 Group 04 launch from?

Launch Complex 9A, Taiyuan Satellite Launch Center, People's Republic of China. Liftoff was Sep 24, 4:46 PM GMT+8 local time at the pad.

What orbit did Yaogan 40 Group 04 reach?

It reached a 801 × 817 km orbit inclined 86.0°.