Key statistics
Satellite CZ-4 DEB at a glance.
Uptime
12840
Days in orbit
Revolutions
≈ 14.4
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: 1990-081AR
Object number (NORAD): 20881
Object ID (CCSDS): 20881
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 99.66 minutes
Inclination: 98.4768 deg
SMA: 7120.438 km
Apoapsis: 791.86 km
Periapsis: 692.745 km
RAAN: 306.735 deg
Eccentricy: 0.00695992
Argument of periapsis: 258.1852 deg
Mean anomaly: 101.1527 deg
Mean motion: 14.44916402 rev/day
Mean motion (dot): 0.00007019 rev/day2
B* drag term: 0.0019676585 1/REarth
Two-line elements (TLE)
Creation date: Oct. 28, 2025, 7:11 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 28, 2025, 11:01 a.m. UTC
TLE line 0: 0 CZ-4 DEB
TLE line 1: 1 20881U 90081AR 25301.45950951 .00007019 00000-0 19677-2 0 9995
TLE line 2: 2 20881 98.4768 306.7350 0069599 258.1852 101.1527 14.44916402818690
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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