Key statistics
Satellite FENGYUN 1C DEB at a glance.
Uptime
9716
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
102.2
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: 1999-025SA
Object number (NORAD): 30121
Object ID (CCSDS): 30121
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 99.998 minutes
Inclination: 102.1657 deg
SMA: 7136.555 km
Apoapsis: 780.706 km
Periapsis: 736.133 km
RAAN: 10.439 deg
Eccentricy: 0.00312293
Argument of periapsis: 161.08 deg
Mean anomaly: 216.0243 deg
Mean motion: 14.40024495 rev/day
Mean motion (dot): 0.00006828 rev/day2
B* drag term: 0.002175694 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 6:24 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 14, 2025, 8:29 a.m. UTC
TLE line 0: 0 FENGYUN 1C DEB
TLE line 1: 1 30121U 99025SA 25348.35405538 .00006828 00000-0 21757-2 0 9995
TLE line 2: 2 30121 102.1657 10.4390 0031229 161.0800 216.0243 14.40024495975632
Live tracking on map
Real-time ground track for satellite FENGYUN 1C DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object 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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