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China Aerospace Science and Technology CorporationLong March 4BLaunch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China

Yaogan 53-07 to 09/56-19 to 21

Launched

October 23, 2026 · 19:25 UTC

Launch Successful

Image: CASC

Summary

Long March 4B carried the Yaogan 53-07 to 09/56-19 to 21 mission for China Aerospace Science and Technology Corporation, successfully inserting its payloads into the target orbit. The six Chinese military “remote sensing” satellites have unknown purposes.

Watch
No webcast on record.
Booster
No booster details on record.
Mission
Government/Top Secret · Low Earth Orbit (LEO)
Milestone
59th Long March 4B flight · 3rd this yearChina Aerospace Science and Technology Corporation's 620th launch50th this yearhumanity's 7,422nd orbital launch attempt249th orbital launch attempt this year

Flight preview

Orbit: as tracked

521 × 530 km · 45.0°At launchearliest tracked set, 2026-10-24
45.0°Inclination
521 × 530 kmPerigee × apogeefrom mean elements
95.0 minPeriodfrom mean elements
252.0°Ascending node
1 d agoElement epoch2026-11-03 03:21 UTC

OBJECT A · NORAD 101151 · 2026-241A · Space-Track · tracking 1 of 6 objects

Show the numbers for orbit elements
Object
OBJECT A
Object ID
2026-241A
Epoch
2026-11-03 03:21:10 UTC
Mean motion
15.15835341 rev/day
Eccentricity
0.0005996
Inclination
44.9976°
Ascending node
251.993°
Arg. of perigee
316.4492°
Mean anomaly
43.5913°
Element set
999
Rev at epoch
157
B*
0.000208685

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

About this launch

Yaogan 53-07 to 09/56-19 to 21 launched on a China Aerospace Science and Technology Corporation Long March 4B from Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China on October 23, 2026 at 19:25 UTC. The launch window ran from 19:17 to 19:39 UTC. It was China Aerospace Science and Technology Corporation's 620th launch, 50th this year and humanity's 7,422nd orbital launch attempt. It was the 59th Long March 4B flight and the 3rd this year. The payload was bound for low Earth orbit (LEO). It reached a 521 × 530 km orbit inclined 45.0°.

6 Chinese military “remote sensing” satellite of unknown purposes.

News

1 story

Pad

Map of Launch Area 94 (SLS-2 / 603)

Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China

139th launch from Launch Area 94 (SLS-2 / 603), 7th this year · 300th from Jiuquan Satellite Launch Center, People's Republic of China

Local pad time at liftoff: Oct 24, 3:25 AM GMT+8, at night

139 launches from this pad · 301 from Jiuquan Satellite Launch Center, People's Republic of China

43 days after the previous launch from this pad

Updates

Launch success.

Show 2 earlier updates
  • Refined launch window per new NOTAMs.

    Cosmic_Penguin · 10/17/2026 · source

  • Added launch per NOTAMs; Launch vehicle and payload identities extremely uncertain.

    Cosmic_Penguin · 10/15/2026 · source

Questions

When did Yaogan 53-07 to 09/56-19 to 21 launch?

Yaogan 53-07 to 09/56-19 to 21 launched on October 23, 2026 at 19:25 UTC. The launch window ran from 19:17 to 19:39 UTC.

Where can I watch Yaogan 53-07 to 09/56-19 to 21?

No webcast is on record for this launch.

What rocket launched Yaogan 53-07 to 09/56-19 to 21?

Long March 4B, flown by China Aerospace Science and Technology Corporation. Long March 4B spec sheet

Where did Yaogan 53-07 to 09/56-19 to 21 launch from?

Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China. Liftoff was Oct 24, 3:25 AM GMT+8 local time at the pad.

What orbit did Yaogan 53-07 to 09/56-19 to 21 reach?

It reached a 521 × 530 km orbit inclined 45.0°.