Key statistics
Satellite OBJECT B at a glance.
Uptime
1708
Days in orbit
Revolutions
≈ 13.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
63.4
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: 2021-014B
Object number (NORAD): 47692
Object ID (CCSDS): 47692
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 107.129 minutes
Inclination: 63.4058 deg
SMA: 7471.929 km
Apoapsis: 1205.978 km
Periapsis: 981.609 km
RAAN: 83.7642 deg
Eccentricy: 0.01501413
Argument of periapsis: 0.3772 deg
Mean anomaly: 359.734 deg
Mean motion: 13.44168404 rev/day
Mean motion (dot): 0.00000051 rev/day2
B* drag term: 0.00022678399 1/REarth
Two-line elements (TLE)
Creation date: Oct. 28, 2025, 7:11 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 28, 2025, 2:42 p.m. UTC
TLE line 0: 0 OBJECT B
TLE line 1: 1 47692U 21014B 25301.61251995 .00000051 00000-0 22678-3 0 9999
TLE line 2: 2 47692 63.4058 83.7642 0150141 0.3772 359.7340 13.44168404229354
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
OBJECT B was lifted into orbit during the mission ‘Long March 4C | Yaogan-31-03’, on board a Long March 4C space rocket.
The launch took place on Feb. 24, 2021, 2:22 a.m. from Launch Area 4 (SLS-2 / 603).
For more information about the launch, click the button.
Long March 4C | Yaogan-31-03
Agency: N/A
Status: Launch Successful
Launch date: Feb. 24, 2021, 2:22 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
Long March 4C launches latest batch of Yaogan- 31 satellites
Three new satellites were launched from the Jiuquan Satellite Launch Center on Wednesday. The new satellites form part of the Group-3 of the Yaogan Weixing-31 mission. The launch took place at 02:22 UTC from Launch Pad 94 of the LC43 launch complex using ...
Another trio of Chinese military satellites successfully deployed
Weeks after the launch of an earlier trio of Chinese military satellites, another trio of spacecraft successfully took off Feb. 24 aboard a Long March 4C rocket on a clandestine mission that analysts believe may involve spying on foreign naval forces.
China launches trio of Yaogan-31 ocean reconnaissance satellites
A Long March 4C rocket sent a latest series of three Yaogan-31 reconnaissance satellites into orbit late Tuesday.
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