Key statistics
Satellite SHIYAN 20C (SY-20C) at a glance.
Uptime
1036
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
LEO
Low Earth Orbit
Inclination
60.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for SHIYAN 20C (SY-20C).
Object identification
Identified? True
Debris? False
Object name: SHIYAN 20C (SY-20C)
International designator: 2022-142A
Object number (NORAD): 54214
Object ID (CCSDS): 54214
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.742 minutes
Inclination: 59.9951 deg
SMA: 7171.887 km
Apoapsis: 812.41 km
Periapsis: 775.093 km
RAAN: 182.6337 deg
Eccentricy: 0.00260158
Argument of periapsis: 72.0289 deg
Mean anomaly: 288.3578 deg
Mean motion: 14.29396244 rev/day
Mean motion (dot): 0.00000148 rev/day2
B* drag term: 0.00011101047 1/REarth
Two-line elements (TLE)
Creation date: Aug. 30, 2025, 3:38 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 29, 2025, 11:49 p.m. UTC
TLE line 0: 0 SHIYAN 20C (SY-20C)
TLE line 1: 1 54214U 22142A 25241.99246147 .00000148 00000-0 11101-3 0 9993
TLE line 2: 2 54214 59.9951 182.6337 0026016 72.0289 288.3578 14.29396244148063
Live tracking on map
Real-time ground track for satellite SHIYAN 20C (SY-20C).
In-orbit conjunctions
There are no conjunctions computed for SHIYAN 20C (SY-20C), at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Chinese classified satellite of unknown purposes.
SHIYAN 20C (SY-20C) was lifted into orbit during the mission ‘Long March 2D | Shiyan 20C’, on board a Long March 4C space rocket.
The launch took place on Oct. 29, 2022, 1:01 a.m. from Launch Area 4 (SLS-2 / 603).
For more information about the launch, click the button.

Long March 2D | Shiyan 20C
Agency: N/A
Status: Launch Successful
Launch date: Oct. 29, 2022, 1:01 a.m. UTC
Rocket: Long March 4C
Launch pad: Launch Area 4 (SLS-2 / 603)
Location: Jiuquan Satellite Launch Center, People's Republic of China
...
Latest news about this satellite
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