Key statistics
Satellite CZ-4 DEB at a glance.
Uptime
12886
Days in orbit
Revolutions
≈ 14.8
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for CZ-4 DEB.
Object identification
Identified? True
Debris? True
Object name: CZ-4 DEB
International designator: 1990-081BL
Object number (NORAD): 20900
Object ID (CCSDS): 20900
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 97.37 minutes
Inclination: 99.0462 deg
SMA: 7010.956 km
Apoapsis: 648.287 km
Periapsis: 617.354 km
RAAN: 47.3493 deg
Eccentricy: 0.00220604
Argument of periapsis: 34.4999 deg
Mean anomaly: 347.5957 deg
Mean motion: 14.78893576 rev/day
Mean motion (dot): 0.00028461 rev/day2
B* drag term: 0.003840054 1/REarth
Two-line elements (TLE)
Creation date: Dec. 13, 2025, 5:47 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 3:44 a.m. UTC
TLE line 0: 0 CZ-4 DEB
TLE line 1: 1 20900U 90081BL 25347.15598779 .00028461 00000-0 38401-2 0 9990
TLE line 2: 2 20900 99.0462 47.3493 0022060 34.4999 347.5957 14.78893576820739
Live tracking on map
Real-time ground track for satellite CZ-4 DEB.
Associated space launch
Chinese polar orbiting meteorological satellite
CZ-4 DEB 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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