Key statistics
Satellite CZ-4 DEB at a glance.
Uptime
12886
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.5
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: 1990-081BE
Object number (NORAD): 20894
Object ID (CCSDS): 20894
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 100.405 minutes
Inclination: 98.5451 deg
SMA: 7155.88 km
Apoapsis: 791.196 km
Periapsis: 764.293 km
RAAN: 340.9569 deg
Eccentricy: 0.0018798
Argument of periapsis: 140.6721 deg
Mean anomaly: 245.1378 deg
Mean motion: 14.34195065 rev/day
Mean motion (dot): 0.00003305 rev/day2
B* drag term: 0.001192 1/REarth
Two-line elements (TLE)
Creation date: Dec. 11, 2025, 7:36 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 10, 2025, 11:28 p.m. UTC
TLE line 0: 0 CZ-4 DEB
TLE line 1: 1 20894U 90081BE 25344.97802397 .00003305 00000-0 11920-2 0 9990
TLE line 2: 2 20894 98.5451 340.9569 0018798 140.6721 245.1378 14.34195065823389
Live tracking on map
Real-time ground track for satellite CZ-4 DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object 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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