Key statistics
Satellite OBJECT D at a glance.
Uptime
1658
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 D.
Object identification
Identified? True
Debris? False
Object name: OBJECT D
International designator: 2021-014D
Object number (NORAD): 47694
Object ID (CCSDS): 47694
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 107.099 minutes
Inclination: 63.4053 deg
SMA: 7470.51 km
Apoapsis: 1202.633 km
Periapsis: 982.117 km
RAAN: 208.7415 deg
Eccentricy: 0.01475904
Argument of periapsis: 0.8579 deg
Mean anomaly: 359.2673 deg
Mean motion: 13.44551312 rev/day
Mean motion (dot): 0.00000015 rev/day2
B* drag term: 0.00016894998 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 6:18 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 8, 2025, 2:54 p.m. UTC
TLE line 0: 0 OBJECT D
TLE line 1: 1 47694U 21014D 25251.62135139 .00000015 00000-0 16895-3 0 9991
TLE line 2: 2 47694 63.4053 208.7415 0147590 0.8579 359.2673 13.44551312222825
Live tracking on map
Real-time ground track for satellite OBJECT D.
In-orbit conjunctions
There are no conjunctions computed for OBJECT D, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
OBJECT D 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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