Key statistics
Satellite CZ-4 DEB at a glance.
Uptime
12833
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: 1990-081BV
Object number (NORAD): 20912
Object ID (CCSDS): 20912
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 100.291 minutes
Inclination: 98.5361 deg
SMA: 7150.469 km
Apoapsis: 780.804 km
Periapsis: 763.863 km
RAAN: 290.8942 deg
Eccentricy: 0.00118461
Argument of periapsis: 262.1466 deg
Mean anomaly: 127.5303 deg
Mean motion: 14.35823296 rev/day
Mean motion (dot): 0.00003857 rev/day2
B* drag term: 0.0013457935 1/REarth
Two-line elements (TLE)
Creation date: Oct. 21, 2025, 3:26 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 20, 2025, 10:24 p.m. UTC
TLE line 0: 0 CZ-4 DEB
TLE line 1: 1 20912U 90081BV 25293.93341424 .00003857 00000-0 13458-2 0 9999
TLE line 2: 2 20912 98.5361 290.8942 0011846 262.1466 127.5303 14.35823296815210
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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