Key statistics
Satellite FENGYUN 1C DEB at a glance.
Uptime
9494
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.8
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: 1999-025BYZ
Object number (NORAD): 31558
Object ID (CCSDS): 31558
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 100.126 minutes
Inclination: 98.8146 deg
SMA: 7142.638 km
Apoapsis: 916.543 km
Periapsis: 612.462 km
RAAN: 16.6789 deg
Eccentricy: 0.0212863
Argument of periapsis: 193.2863 deg
Mean anomaly: 231.1455 deg
Mean motion: 14.38185281 rev/day
Mean motion (dot): 0.00000848 rev/day2
B* drag term: 0.00022889 1/REarth
Two-line elements (TLE)
Creation date: May 7, 2025, 3:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 6, 2025, 10:17 p.m. UTC
TLE line 0: 0 FENGYUN 1C DEB
TLE line 1: 1 31558U 99025BYZ 25126.92864676 .00000848 00000-0 22889-3 0 9993
TLE line 2: 2 31558 98.8146 16.6789 0212863 193.2863 231.1455 14.38185281942750
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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