Key statistics
Satellite FENGYUN 1C DEB at a glance.
Uptime
9657
Days in orbit
Revolutions
≈ 14.1
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for FENGYUN 1C DEB.
Object identification
Identified? True
Debris? True
Object name: FENGYUN 1C DEB
International designator: 1999-025JM
Object number (NORAD): 29939
Object ID (CCSDS): 29939
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 101.978 minutes
Inclination: 98.7103 deg
SMA: 7230.446 km
Apoapsis: 899.555 km
Periapsis: 805.068 km
RAAN: 291.0993 deg
Eccentricy: 0.00653398
Argument of periapsis: 301.4439 deg
Mean anomaly: 143.1998 deg
Mean motion: 14.12066335 rev/day
Mean motion (dot): 0.00000166 rev/day2
B* drag term: 0.00011176513 1/REarth
Two-line elements (TLE)
Creation date: Oct. 17, 2025, 2:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 16, 2025, 9:24 p.m. UTC
TLE line 0: 0 FENGYUN 1C DEB
TLE line 1: 1 29939U 99025JM 25289.89186197 .00000166 00000-0 11177-3 0 9995
TLE line 2: 2 29939 98.7103 291.0993 0065340 301.4439 143.1998 14.12066335966587
Live tracking on map
Real-time ground track for satellite FENGYUN 1C DEB.
Associated space launch
Chinese polar orbiting meteorological satellite
FENGYUN 1C DEB was lifted into orbit during the mission ‘Long March 4B | Feng Yun 1C’, on board a Long March 4B space rocket.
The launch took place on May 10, 1999, 1:33 a.m. from Launch Complex 7.
For more information about the launch, click the button.
Long March 4B | Feng Yun 1C
Agency: N/A
Status: Launch Successful
Launch date: May 10, 1999, 1:33 a.m. UTC
Rocket: Long March 4B
Launch pad: Launch Complex 7
Location: Taiyuan Satellite Launch Center, People's Republic of China
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