Key statistics
Satellite CZ-4B R/B at a glance.
Uptime
8562
Days in orbit
Revolutions
≈ 14.1
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.9
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: 2002-024C
Object number (NORAD): 27432
Object ID (CCSDS): 27432
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 101.802 minutes
Inclination: 98.908 deg
SMA: 7222.108 km
Apoapsis: 880.807 km
Periapsis: 807.139 km
RAAN: 344.0821 deg
Eccentricy: 0.00510017
Argument of periapsis: 57.1251 deg
Mean anomaly: 5.5547 deg
Mean motion: 14.14512593 rev/day
Mean motion (dot): 0.00000109 rev/day2
B* drag term: 0.000078911038 1/REarth
Two-line elements (TLE)
Creation date: Oct. 22, 2025, 5:40 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 22, 2025, 3:37 a.m. UTC
TLE line 0: 0 CZ-4B R/B
TLE line 1: 1 27432U 02024C 25295.15095667 .00000109 00000-0 78911-4 0 9998
TLE line 2: 2 27432 98.9080 344.0821 0051002 57.1251 5.5547 14.14512593209658
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 abbreviated HY, is a series of marine remote sensing satellites developed and operated by China since 2002. As of June 2020, six satellites were launched and two more are planned. Feng Yun 1D was a polar orbiting meteorological satellite.
CZ-4B R/B was lifted into orbit during the mission ‘Long March 4B | Hai Yang 1 & Feng Yun 1D’, on board a Long March 4B space rocket.
The launch took place on May 15, 2002, 1:50 a.m. from Launch Complex 7.
For more information about the launch, click the button.
Long March 4B | Hai Yang 1 & Feng Yun 1D
Agency: N/A
Status: Launch Successful
Launch date: May 15, 2002, 1:50 a.m. UTC
Rocket: Long March 4B
Launch pad: Launch Complex 7
Location: Taiyuan Satellite Launch Center, People's Republic of China
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