Key statistics
Satellite SHIYAN 27A at a glance.
Uptime
239
Days in orbit
Revolutions
≈ 13.6
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for SHIYAN 27A.
Object identification
Identified? True
Debris? False
Object name: SHIYAN 27A
International designator: 2025-078A
Object number (NORAD): 63599
Object ID (CCSDS): 63599
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 106.099 minutes
Inclination: 99.6922 deg
SMA: 7423.921 km
Apoapsis: 1046.384 km
Periapsis: 1045.188 km
RAAN: 351.3339 deg
Eccentricy: 0.00008054
Argument of periapsis: 94.4718 deg
Mean anomaly: 265.6513 deg
Mean motion: 13.57227816 rev/day
Mean motion (dot): 0.00000043 rev/day2
B* drag term: 0.00012271214 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 10:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 7:11 a.m. UTC
TLE line 0: 0 SHIYAN 27A
TLE line 1: 1 63599U 25078A 25346.29984174 .00000043 00000-0 12271-3 0 9991
TLE line 2: 2 63599 99.6922 351.3339 0000805 94.4718 265.6513 13.57227816 32188
Live tracking on map
Real-time ground track for satellite SHIYAN 27A.
In-orbit conjunctions
There are no conjunctions computed for SHIYAN 27A, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
A group of 6 Chinese satellites reported to be for "space environment probing and other related technological testing". Actual usage not known.
SHIYAN 27A was lifted into orbit during the mission ‘Long March 6A | Shiyan 27 01-06’, on board a Long March 6A space rocket.
The launch took place on April 18, 2025, 10:51 p.m. from Launch Complex 9A.
For more information about the launch, click the button.
Long March 6A | Shiyan 27 01-06
Agency: N/A
Status: Launch Successful
Launch date: April 18, 2025, 10:51 p.m. UTC
Rocket: Long March 6A
Launch pad: Launch Complex 9A
Location: Taiyuan Satellite Launch Center, People's Republic of China
...
Latest news about this satellite
China launches 6 classified experimental satellites with Long March 6A
China sent six experimental Shiyan series satellites into orbit late Friday Eastern, using its Long March 6A rocket launched from Taiyuan. The post China launches 6 classified experimental satellites with Long March 6A appeared first on SpaceNews.
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