Key statistics
Satellite FENGYUN 1B at a glance.
Uptime
12663
Days in orbit
Revolutions
≈ 14.0
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.9
Latest
Satellite identification and parameters
Extended collection of information and parameters for FENGYUN 1B.
Object identification
Identified? True
Debris? False
Object name: FENGYUN 1B
International designator: 1990-081A
Object number (NORAD): 20788
Object ID (CCSDS): 20788
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 102.629 minutes
Inclination: 98.9265 deg
SMA: 7261.172 km
Apoapsis: 895.07 km
Periapsis: 871.005 km
RAAN: 106.8274 deg
Eccentricy: 0.0016571
Argument of periapsis: 32.4085 deg
Mean anomaly: 327.8096 deg
Mean motion: 14.03112955 rev/day
Mean motion (dot): -0.00000027 rev/day2
B* drag term: 0.000010509 1/REarth
Two-line elements (TLE)
Creation date: May 5, 2025, 2:11 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 4, 2025, 9:32 p.m. UTC
TLE line 0: 0 FENGYUN 1B
TLE line 1: 1 20788U 90081A 25124.89768041 -.00000027 00000-0 10509-4 0 9999
TLE line 2: 2 20788 98.9265 106.8274 0016571 32.4085 327.8096 14.03112955774291
Live tracking on map
Real-time ground track for satellite FENGYUN 1B.
Associated space launch
Chinese polar orbiting meteorological satellite
FENGYUN 1B was lifted into orbit during the mission ‘Long March 4A | Feng Yun 1B’, on board a Long March 4A space rocket.
The launch took place on Sept. 3, 1990, 12:53 a.m. from Launch Complex 7.
For more information about the launch, click the button.
Long March 4A | Feng Yun 1B
Agency: N/A
Status: Launch Successful
Launch date: Sept. 3, 1990, 12:53 a.m. UTC
Rocket: Long March 4A
Launch pad: Launch Complex 7
Location: Taiyuan Satellite Launch Center, People's Republic of China
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