Key statistics
Satellite OBJECT B at a glance.
Uptime
1226
Days in orbit
Revolutions
≈ 15.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
97.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for OBJECT B.
Object identification
Identified? True
Debris? False
Object name: OBJECT B
International designator: 2022-019B
Object number (NORAD): 51825
Object ID (CCSDS): 51825
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 93.421 minutes
Inclination: 97.3849 deg
SMA: 6820.082 km
Apoapsis: 447.643 km
Periapsis: 436.25 km
RAAN: 264.7509 deg
Eccentricy: 0.0008353
Argument of periapsis: 315.4746 deg
Mean anomaly: 44.5828 deg
Mean motion: 15.41410827 rev/day
Mean motion (dot): 0.00015633 rev/day2
B* drag term: 0.00037535 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 10:36 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 7:48 p.m. UTC
TLE line 0: 0 OBJECT B
TLE line 1: 1 51825U 22019B 25187.82536255 .00015633 00000-0 37535-3 0 9998
TLE line 2: 2 51825 97.3849 264.7509 0008353 315.4746 44.5828 15.41410827186093
Live tracking on map
Real-time ground track for satellite OBJECT B.
In-orbit conjunctions
There are no conjunctions computed for OBJECT B, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Carried 22 satellites to sun-synchronous orbit on a share-ride mission, including the Hainan-1 satellites.
OBJECT B was lifted into orbit during the mission ‘Long March 8 (Core Only) | Hainan-1 to 4 & others’, on board a Long March 8 (Core Only) space rocket.
The launch took place on Feb. 27, 2022, 3:06 a.m. from 201.
For more information about the launch, click the button.

Long March 8 (Core Only) | Hainan-1 to 4 & others
Agency: N/A
Status: Launch Successful
Launch date: Feb. 27, 2022, 3:06 a.m. UTC
Rocket: Long March 8 (Core Only)
Launch pad: 201
Location: Wenchang Space Launch Site, People's Republic of China
...
Latest news about this satellite

China launches new variant of Long March 8 rocket
Two recent launches from China set a new record for the largest number of satellites ever deployed by a Chinese rocket, and added a new radar imaging capability to the country’s remote sensing fleet.

China launches national record 22 satellites on Long March 8 commercial rideshare
China’s second Long March 8 rocket launched late Saturday carrying a domestic record 22 satellites for a range of commercial Chinese space companies.
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