Key statistics
Satellite CZ-4C R/B at a glance.
Uptime
1399
Days in orbit
Revolutions
≈ 14.7
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for CZ-4C R/B.
Object identification
Identified? True
Debris? False
Object name: CZ-4C R/B
International designator: 2021-131C
Object number (NORAD): 50467
Object ID (CCSDS): 50467
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 98.131 minutes
Inclination: 98.719 deg
SMA: 7047.443 km
Apoapsis: 747.118 km
Periapsis: 591.499 km
RAAN: 102.6147 deg
Eccentricy: 0.01104081
Argument of periapsis: 45.5707 deg
Mean anomaly: 315.4465 deg
Mean motion: 14.67423145 rev/day
Mean motion (dot): 0.00000863 rev/day2
B* drag term: 0.0001492482 1/REarth
Two-line elements (TLE)
Creation date: Oct. 24, 2025, 2:48 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 23, 2025, 10:10 p.m. UTC
TLE line 0: 0 CZ-4C R/B
TLE line 1: 1 50467U 21131C 25296.92393628 .00000863 00000-0 14925-3 0 9997
TLE line 2: 2 50467 98.7190 102.6147 0110408 45.5707 315.4465 14.67423145204709
Live tracking on map
Real-time ground track for satellite CZ-4C R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object CZ-4C R/B.
Associated space launch
ZY-1 02E is a Chinese Earth observation satellite. The primary objective is to acquire high-resolution (5 meter) panchromatic and multispectral imagery for land resource surveys, disaster monitoring, forestry and ecological monitoring.
CZ-4C R/B was lifted into orbit during the mission ‘Long March 4C | Ziyuan 1-02E & CAS-9’, on board a Long March 4C space rocket.
The launch took place on Dec. 26, 2021, 3:11 a.m. from Launch Complex 9.
For more information about the launch, click the button.
Long March 4C | Ziyuan 1-02E & CAS-9
Agency: N/A
Status: Launch Successful
Launch date: Dec. 26, 2021, 3:11 a.m. UTC
Rocket: Long March 4C
Launch pad: Launch Complex 9
Location: Taiyuan Satellite Launch Center, People's Republic of China
...
Latest news about this satellite
China launches Ziyuan-1 02E satellite via Chang Zheng 4C
China has deployed a new Earth resources observation satellite Sunday via its Chang Zheng 4C rocket. The Ziyuan-1 02E satellite, along with an amateur radio CubeSat, lifted off from the Taiyuan Satellite Launch Center at 03:11 UTC (11:11 Beijing Time).
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