Key statistics
Satellite CZ-4 DEB at a glance.
Uptime
12667
Days in orbit
Revolutions
≈ 14.6
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.4
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: 1990-081BQ
Object number (NORAD): 20904
Object ID (CCSDS): 20904
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 98.92 minutes
Inclination: 98.4138 deg
SMA: 7085.162 km
Apoapsis: 717.618 km
Periapsis: 696.437 km
RAAN: 131.9512 deg
Eccentricy: 0.0014947
Argument of periapsis: 261.9268 deg
Mean anomaly: 127.5891 deg
Mean motion: 14.55720669 rev/day
Mean motion (dot): 0.00006259 rev/day2
B* drag term: 0.0014389 1/REarth
Two-line elements (TLE)
Creation date: May 9, 2025, 2:46 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 8, 2025, 11:05 p.m. UTC
TLE line 0: 0 CZ-4 DEB
TLE line 1: 1 20904U 90081BQ 25128.96221541 .00006259 00000-0 14389-2 0 9990
TLE line 2: 2 20904 98.4138 131.9512 0014947 261.9268 127.5891 14.55720669799509
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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