Key statistics
Satellite TJS-20 at a glance.
Uptime
30
Days in orbit
Revolutions
≈ 1.0
Per day
Orbit
OTHER
Other
Inclination
5.9
Latest
Satellite identification and parameters
Extended collection of information and parameters for TJS-20.
Object identification
Identified? True
Debris? False
Object name: TJS-20
International designator: 2025-238A
Object number (NORAD): 66142
Object ID (CCSDS): 66142
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
Orbital parameters
Period: 1436.124 minutes
Inclination: 5.9371 deg
SMA: 42165.271 km
Apoapsis: 35793.274 km
Periapsis: 35780.997 km
RAAN: 300.4149 deg
Eccentricy: 0.00014558
Argument of periapsis: 98.8443 deg
Mean anomaly: 33.3452 deg
Mean motion: 1.00269863 rev/day
Mean motion (dot): 0.00000043 rev/day2
B* drag term: 0.0 1/REarth
Two-line elements (TLE)
Creation date: Nov. 21, 2025, 3:06 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Nov. 20, 2025, 8:39 p.m. UTC
TLE line 0: 0 TJS-20
TLE line 1: 1 66142U 25238A 25324.86107944 .00000043 00000-0 00000-0 0 9991
TLE line 2: 2 66142 5.9371 300.4149 0001456 98.8443 33.3452 1.00269863 240
Live tracking on map
Real-time ground track for satellite TJS-20.
In-orbit conjunctions
There are no conjunctions computed for TJS-20, 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 claimed to be for communication technology test purposes. Actual mission not known.
TJS-20 was lifted into orbit during the mission ‘Long March 5 | TJSW-20’, on board a Long March 5 space rocket.
The launch took place on Oct. 23, 2025, 2:30 p.m. from 101.
For more information about the launch, click the button.
Long March 5 | TJSW-20
Agency: N/A
Status: Launch Successful
Launch date: Oct. 23, 2025, 2:30 p.m. UTC
Rocket: Long March 5
Launch pad: 101
Location: Wenchang Space Launch Site, People's Republic of China
...
Latest news about this satellite
China expands classified geostationary satellite series with Long March 5 launch
China launched the latest in a series of clandestine satellites Thursday, using the country’s most powerful rocket to send the spacecraft to geosynchronous transfer orbit. The post China expands classified geostationary satellite series with Long March 5...
Launch Roundup: SpaceX to launch first expendable Falcon 9 since January
SpaceX dominates this week’s launch manifest with up to four missions aboard Falcon 9 vehicles,… The post Launch Roundup: SpaceX to launch first expendable Falcon 9 since January appeared first on NASASpaceFlight.com.
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