Key statistics
Satellite OBJECT J at a glance.
Uptime
30
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
LEO
Low Earth Orbit
Inclination
50.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for OBJECT J.
Object identification
Identified? True
Debris? False
Object name: OBJECT J
International designator: 2025-258J
Object number (NORAD): 66420
Object ID (CCSDS): 66420
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
Orbital parameters
Period: 101.332 minutes
Inclination: 50.0024 deg
SMA: 7199.876 km
Apoapsis: 825.243 km
Periapsis: 818.239 km
RAAN: 280.4093 deg
Eccentricy: 0.00048643
Argument of periapsis: 350.6291 deg
Mean anomaly: 9.4529 deg
Mean motion: 14.2106919 rev/day
Mean motion (dot): 0.00000454 rev/day2
B* drag term: 0.00028046556 1/REarth
Two-line elements (TLE)
Creation date: Dec. 8, 2025, 6:20 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 8, 2025, 8:28 a.m. UTC
TLE line 0: 0 OBJECT J
TLE line 1: 1 66420U 25258J 25342.35293699 .00000454 00000-0 28047-3 0 9999
TLE line 2: 2 66420 50.0024 280.4093 0004864 350.6291 9.4529 14.21069190 4023
Live tracking on map
Real-time ground track for satellite OBJECT J.
In-orbit conjunctions
There are no conjunctions computed for OBJECT J, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
A batch of Low Earth Orbit communication satellites for the Chinese state owned SatNet constellation operated by the China Satellite Network Group. The constellation will eventually consists of 13000 satellites.
OBJECT J was lifted into orbit during the mission ‘Long March 12 | SatNet LEO Group 13’, on board a Long March 12 space rocket.
The launch took place on Nov. 10, 2025, 2:41 a.m. from Commercial LC-2.
For more information about the launch, click the button.
Long March 12 | SatNet LEO Group 13
Agency: N/A
Status: Launch Successful
Launch date: Nov. 10, 2025, 2:41 a.m. UTC
Rocket: Long March 12
Launch pad: Commercial LC-2
Location: Wenchang Space Launch Site, People's Republic of China
...
Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
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