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China Aerospace Science and Technology CorporationLong March 11South China Sea (launch location 1), Haiyang Oriental Spaceport

Shiyan 24C

Launched

December 25, 2023 · 22:39 UTC

Launch Successful
CZ-11 | Shiyan 24C

Summary

Shiyan 24C launched on a China Aerospace Science and Technology Corporation Long March 11 from South China Sea (launch location 1), Haiyang Oriental Spaceport on December 25, 2023 at 22:39 UTC. The launch window ran from 22:20 to 23:05 UTC. It was China Aerospace Science and Technology Corporation's 450th launch, 45th this year and humanity's 6,583rd orbital launch attempt. It was the 17th Long March 11 flight and the 2nd this year. The payload was bound for Sun-Synchronous Orbit (SSO). Shiyan 24C-01, one of 4 catalogued objects, reached a 549 × 562 km orbit inclined 97.3°. 4 objects from this launch are catalogued, 3 of them payloads.

Booster
No booster details on record.
Mission
Government/Top Secret · Sun-Synchronous Orbit (SSO)
Milestone
17th Long March 11 flight · 2nd this yearChina Aerospace Science and Technology Corporation's 450th launch45th this yearhumanity's 6,583rd orbital launch attempt215th orbital launch attempt this year

Flight preview

Orbit: as tracked

97.3°Inclination
549 × 562 kmPerigee × apogeefrom mean elements
95.6 minPeriodfrom mean elements
4.2°Ascending node
1025 d agoElement epoch2023-12-26 03:01 UTC · stale

Shiyan 24C-01 · NORAD 58650 · 2023-206 · Space-Track · tracking 1 of 4 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
2023-206A
Epoch
2023-12-26 03:01:35 UTC
Mean motion
15.06003485 rev/day
Eccentricity
0.0008963
Inclination
97.3315°
Ascending node
4.1695°
Arg. of perigee
286.5832°
Mean anomaly
125.0239°
Element set
999
Rev at epoch
2
B*
0

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

Catalogued objects

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

  • Shiyan 24C-01 · NORAD 58650 · in orbit
  • Shiyan 24C-02 · NORAD 58651 · in orbit
  • Shiyan 24C-03 · NORAD 58652 · in orbit

CZ-11H Y5 Stage 4 · re-entered January 18, 2024

Data from J. McDowell, planet4589.org

About this launch

3 satellites of unknown testing purposes, officially referred as for "orbital technology testing".

Pad

Map of South China Sea (launch location 1)

South China Sea (launch location 1), Haiyang Oriental Spaceport

2nd launch from South China Sea (launch location 1), 2nd this year · 8th from Haiyang Oriental Spaceport

Local pad time at liftoff: Dec 26, 6:39 AM GMT+8, in twilight

2 launches from this pad · 28 from Haiyang Oriental Spaceport

20 days after the previous launch from this pad

Updates

Launch success.

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

    Cosmic_Penguin · 12/23/2023 · source

Questions

When did Shiyan 24C launch?

Shiyan 24C launched on December 25, 2023 at 22:39 UTC. The launch window ran from 22:20 to 23:05 UTC.

Where can I watch Shiyan 24C?

Coverage: Long March-11 launches Shiyan-24C. Watch the replay

What rocket launched Shiyan 24C?

Long March 11, flown by China Aerospace Science and Technology Corporation. Long March 11 spec sheet

Where did Shiyan 24C launch from?

South China Sea (launch location 1), Haiyang Oriental Spaceport. Liftoff was Dec 26, 6:39 AM GMT+8 local time at the pad.

What orbit did Shiyan 24C reach?

Shiyan 24C-01, one of 4 catalogued objects, reached a 549 × 562 km orbit inclined 97.3°.

How many satellites did Shiyan 24C launch?

3 payloads from this launch are catalogued, 3 of them still in orbit (Data from J. McDowell, planet4589.org).