Key statistics
Satellite CZ-4B R/B at a glance.
Uptime
6606
Days in orbit
Revolutions
≈ 14.5
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.2
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: 2007-042B
Object number (NORAD): 32063
Object ID (CCSDS): 32063
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 99.16 minutes
Inclination: 98.1813 deg
SMA: 7096.599 km
Apoapsis: 757.887 km
Periapsis: 679.042 km
RAAN: 237.7078 deg
Eccentricy: 0.00555514
Argument of periapsis: 142.0146 deg
Mean anomaly: 30.4907 deg
Mean motion: 14.52202983 rev/day
Mean motion (dot): 0.00000604 rev/day2
B* drag term: 0.00015684508 1/REarth
Two-line elements (TLE)
Creation date: Oct. 20, 2025, 2:10 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 19, 2025, 2:34 p.m. UTC
TLE line 0: 0 CZ-4B R/B
TLE line 1: 1 32063U 07042B 25292.60708144 .00000604 00000-0 15685-3 0 9995
TLE line 2: 2 32063 98.1813 237.7078 0055551 142.0146 30.4907 14.52202983957111
Live tracking on map
Real-time ground track for satellite CZ-4B R/B.
Associated space launch
Chinese-Brazilian Earth observation satellite
CZ-4B R/B was lifted into orbit during the mission ‘Long March 4B | Zi Yuan 1-2B’, on board a Long March 4B space rocket.
The launch took place on Sept. 19, 2007, 3:26 a.m. from Launch Complex 7.
For more information about the launch, click the button.

Long March 4B | Zi Yuan 1-2B
Agency: N/A
Status: Launch Successful
Launch date: Sept. 19, 2007, 3:26 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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