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China Aerospace Science and Technology CorporationLong March 4CLaunch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China
Shiyan 20A & 20B
Launched
December 12, 2022
Summary
Shiyan 20A & 20B launched on a China Aerospace Science and Technology Corporation Long March 4C from Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China on December 12, 2022. It was China Aerospace Science and Technology Corporation's 401st launch, 49th this year and humanity's 6,356th orbital launch attempt. It was the 48th Long March 4C flight and the 10th this year. The payload was bound for low Earth orbit (LEO). Shiyan 20A, one of 5 catalogued objects, reached a 797 × 806 km orbit inclined 60.0°. 5 objects from this launch are catalogued, 2 of them payloads.
- Watch
- No webcast on record.
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Low Earth Orbit (LEO)
- Milestone
- 48th Long March 4C flight · 10th this yearChina Aerospace Science and Technology Corporation's 401st launch49th this yearhumanity's 6,356th orbital launch attempt174th orbital launch attempt this year
Flight preview
Orbit: as tracked
Shiyan 20A · NORAD 54699 · 2022-169 · Space-Track · tracking 1 of 5 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2022-169A
- Epoch
- 2022-12-12 11:32:56 UTC
- Mean motion
- 14.29193658 rev/day
- Eccentricity
- 0.0006623
- Inclination
- 59.9945°
- Ascending node
- 156.6805°
- Arg. of perigee
- 245.8861°
- Mean anomaly
- 188.6658°
- Element set
- 999
- Rev at epoch
- 1
- B*
- 0
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.
Catalogued objects
5 catalogued: 2 payloads, 1 rocket stage, 2 components; 5 still in orbit
- Shiyan 20A · NORAD 54699 · in orbit
- Shiyan 20B · NORAD 54700 · in orbit
CZ-4C Y57 Stage 3 · in orbit
Data from J. McDowell, planet4589.org
About this launch
Chinese classified satellites of unknown purposes.
Pad
Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China
96th launch from Launch Area 94 (SLS-2 / 603), 13th this year · 181st from Jiuquan Satellite Launch Center, People's Republic of China
138 launches from this pad · 299 from Jiuquan Satellite Launch Center, People's Republic of China
27 days after the previous launch from this pad
All launches from Jiuquan Satellite Launch Center, People's Republic of ChinaOpen in maps
Updates
Launch success.
Show 1 earlier update
Added launch per NOTAMs; payload and launch vehicle highly uncertain.
Cosmic_Penguin · 12/8/2022 · source
Questions
When did Shiyan 20A & 20B launch?
Shiyan 20A & 20B launched on December 12, 2022. The time is known to the hour, not the minute.
Where can I watch Shiyan 20A & 20B?
No webcast is on record for this launch.
What rocket launched Shiyan 20A & 20B?
Long March 4C, flown by China Aerospace Science and Technology Corporation. Long March 4C spec sheet
Where did Shiyan 20A & 20B launch from?
Launch Area 94 (SLS-2 / 603), Jiuquan Satellite Launch Center, People's Republic of China.
What orbit did Shiyan 20A & 20B reach?
Shiyan 20A, one of 5 catalogued objects, reached a 797 × 806 km orbit inclined 60.0°.
How many satellites did Shiyan 20A & 20B launch?
2 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).