Key statistics
Satellite CZ-4B R/B at a glance.
Uptime
8614
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: 101.801 minutes
Inclination: 98.8999 deg
SMA: 7222.056 km
Apoapsis: 879.415 km
Periapsis: 808.426 km
RAAN: 36.4145 deg
Eccentricy: 0.00491479
Argument of periapsis: 267.2709 deg
Mean anomaly: 205.4532 deg
Mean motion: 14.14527938 rev/day
Mean motion (dot): 0.00000077 rev/day2
B* drag term: 0.000062795479 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 3:07 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 3:30 p.m. UTC
TLE line 0: 0 CZ-4B R/B
TLE line 1: 1 27432U 02024C 25347.64599429 .00000077 00000-0 62795-4 0 9992
TLE line 2: 2 27432 98.8999 36.4145 0049148 267.2709 205.4532 14.14527938217076
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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