Key statistics
Satellite CZ-4B R/B at a glance.
Uptime
1695
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
LEO
Low Earth Orbit
Inclination
66.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for CZ-4B R/B.
Object identification
Identified? True
Debris? False
Object name: CZ-4B R/B
International designator: 2020-066B
Object number (NORAD): 46470
Object ID (CCSDS): 46470
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.722 minutes
Inclination: 66.0558 deg
SMA: 7170.924 km
Apoapsis: 926.894 km
Periapsis: 658.684 km
RAAN: 169.2053 deg
Eccentricy: 0.0187012
Argument of periapsis: 83.7011 deg
Mean anomaly: 278.5345 deg
Mean motion: 14.29684087 rev/day
Mean motion (dot): 0.00000178 rev/day2
B* drag term: 0.000089819 1/REarth
Two-line elements (TLE)
Creation date: May 12, 2025, 7:41 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 12, 2025, 12:33 p.m. UTC
TLE line 0: 0 CZ-4B R/B
TLE line 1: 1 46470U 20066B 25132.52294148 .00000178 00000-0 89819-4 0 9998
TLE line 2: 2 46470 66.0558 169.2053 0187012 83.7011 278.5345 14.29684087242076
Live tracking on map
Real-time ground track for satellite CZ-4B R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object CZ-4B R/B.
Associated space launch
Haiyang (Chinese: "Ocean"), abbreviated HY, is a marine remote sensing satellite series planned by China.
CZ-4B R/B was lifted into orbit during the mission ‘Long March 4B | Haiyang 2C’, on board a Long March 4B space rocket.
The launch took place on Sept. 21, 2020, 5:40 a.m. from Launch Area 4 (SLS-2 / 603).
For more information about the launch, click the button.
Long March 4B | Haiyang 2C
Agency: N/A
Status: Launch Successful
Launch date: Sept. 21, 2020, 5:40 a.m. UTC
Rocket: Long March 4B
Launch pad: Launch Area 4 (SLS-2 / 603)
Location: Jiuquan Satellite Launch Center, People's Republic of China
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