Key statistics
Satellite FENGYUN 1C DEB at a glance.
Uptime
9555
Days in orbit
Revolutions
≈ 14.0
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: 1999-025DEZ
Object number (NORAD): 33664
Object ID (CCSDS): 33664
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 102.585 minutes
Inclination: 98.6827 deg
SMA: 7259.081 km
Apoapsis: 1001.052 km
Periapsis: 760.84 km
RAAN: 342.4853 deg
Eccentricy: 0.0165456
Argument of periapsis: 128.4162 deg
Mean anomaly: 233.1993 deg
Mean motion: 14.03719432 rev/day
Mean motion (dot): 0.00000236 rev/day2
B* drag term: 0.0001554 1/REarth
Two-line elements (TLE)
Creation date: July 5, 2025, 10:46 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 5, 2025, 9:15 p.m. UTC
TLE line 0: 0 FENGYUN 1C DEB
TLE line 1: 1 33664U 99025DEZ 25186.88559854 .00000236 00000-0 15540-3 0 9990
TLE line 2: 2 33664 98.6827 342.4853 0165456 128.4162 233.1993 14.03719432884952
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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