Key statistics
Satellite YAOGAN-31 E at a glance.
Uptime
1620
Days in orbit
Revolutions
≈ 13.5
Per day
Orbit
LEO
Low Earth Orbit
Inclination
63.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for YAOGAN-31 E.
Object identification
Identified? True
Debris? False
Object name: YAOGAN-31 E
International designator: 2021-007B
Object number (NORAD): 47533
Object ID (CCSDS): 47533
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 107.031 minutes
Inclination: 63.4055 deg
SMA: 7467.331 km
Apoapsis: 1197.786 km
Periapsis: 980.605 km
RAAN: 309.4343 deg
Eccentricy: 0.0145421
Argument of periapsis: 359.3184 deg
Mean anomaly: 0.7621 deg
Mean motion: 13.45410147 rev/day
Mean motion (dot): -0.00000066 rev/day2
B* drag term: 0.000038272 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 10:46 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 9:01 p.m. UTC
TLE line 0: 0 YAOGAN-31 E
TLE line 1: 1 47533U 21007B 25187.87627671 -.00000066 00000-0 38272-4 0 9998
TLE line 2: 2 47533 63.4055 309.4343 0145421 359.3184 0.7621 13.45410147217885
Live tracking on map
Real-time ground track for satellite YAOGAN-31 E.
In-orbit conjunctions
There are no conjunctions computed for YAOGAN-31 E, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
YAOGAN-31 E was lifted into orbit during the mission ‘Long March 4C | Yaogan-31-02’, on board a Long March 4C space rocket.
The launch took place on Jan. 29, 2021, 4:47 a.m. from Launch Area 4 (SLS-2 / 603).
For more information about the launch, click the button.
Long March 4C | Yaogan-31-02
Agency: N/A
Status: Launch Successful
Launch date: Jan. 29, 2021, 4:47 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 lofts three Yaogan Weixing-31 satellites
China launched its second orbital mission in 2021, orbiting three new satellites from the Jiuquan Satellite Launch Center on Friday. The launch took place from Launch Pad 94 of the LC43 launch complex using the Long March-4C (Y31) rocket. The Yaogan Weix...
China launches military spy satellite trio into orbit
China launched three Yaogan military satellites Friday on a Long March 4C rocket, adding to a fleet of spacecraft independent analysts believe are designed to spy on naval forces.
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