Key statistics
Satellite CZ-4B DEB at a glance.
Uptime
2449
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for CZ-4B DEB.
Object identification
Identified? True
Debris? True
Object name: CZ-4B DEB
International designator: 2018-081Q
Object number (NORAD): 57397
Object ID (CCSDS): 57397
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 100.113 minutes
Inclination: 99.3834 deg
SMA: 7142.003 km
Apoapsis: 905.291 km
Periapsis: 622.445 km
RAAN: 75.7122 deg
Eccentricy: 0.0198016
Argument of periapsis: 171.6235 deg
Mean anomaly: 188.8337 deg
Mean motion: 14.38376962 rev/day
Mean motion (dot): 0.00000776 rev/day2
B* drag term: 0.00021837 1/REarth
Two-line elements (TLE)
Creation date: July 4, 2025, 6:39 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 4, 2025, 11:48 a.m. UTC
TLE line 0: 0 CZ-4B DEB
TLE line 1: 1 57397U 18081Q 25185.49228342 .00000776 00000-0 21837-3 0 9998
TLE line 2: 2 57397 99.3834 75.7122 0198016 171.6235 188.8337 14.38376962116985
Live tracking on map
Real-time ground track for satellite CZ-4B DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object CZ-4B DEB.
Associated space launch
Haiyang is a series of Chinese marine remote sensing satellites. Haiyang 2B is a follow up to Haiyang 2A satellite. It is intended for monitoring the dynamic ocean environnement with microwave sensors to detect sea surface wind field, sea surface height and sea surface temperature.
CZ-4B DEB was lifted into orbit during the mission ‘Long March 4B | Haiyang 2B’, on board a Long March 4B space rocket.
The launch took place on Oct. 24, 2018, 10:57 p.m. from Launch Complex 9.
For more information about the launch, click the button.
Long March 4B | Haiyang 2B
Agency: N/A
Status: Launch Successful
Launch date: Oct. 24, 2018, 10:57 p.m. UTC
Rocket: Long March 4B
Launch pad: Launch Complex 9
Location: Taiyuan Satellite Launch Center, People's Republic of China
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