Key statistics
Satellite CZ-4 DEB at a glance.
Uptime
7984
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for CZ-4 DEB.
Object identification
Identified? True
Debris? True
Object name: CZ-4 DEB
International designator: 2003-049J
Object number (NORAD): 35382
Object ID (CCSDS): 35382
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 101.146 minutes
Inclination: 98.6896 deg
SMA: 7191.073 km
Apoapsis: 916.212 km
Periapsis: 709.664 km
RAAN: 156.5188 deg
Eccentricy: 0.01436141
Argument of periapsis: 294.4682 deg
Mean anomaly: 64.1575 deg
Mean motion: 14.23679513 rev/day
Mean motion (dot): 0.00001494 rev/day2
B* drag term: 0.00060675874 1/REarth
Two-line elements (TLE)
Creation date: Aug. 30, 2025, 3:38 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 29, 2025, 2:17 p.m. UTC
TLE line 0: 0 CZ-4 DEB
TLE line 1: 1 35382U 03049J 25241.59583329 .00001494 00000-0 60676-3 0 9991
TLE line 2: 2 35382 98.6896 156.5188 0143614 294.4682 64.1575 14.23679513112101
Live tracking on map
Real-time ground track for satellite CZ-4 DEB.
Associated space launch
The satellite is China's first operational civilian remote-sensing satellite, specifically designed for the Chinese Ministry of Land and Resources (MLR).
CZ-4 DEB was lifted into orbit during the mission ‘Long March 4B | Zi Yuan 1-2’, on board a Long March 4B space rocket.
The launch took place on Oct. 21, 2003, 3:16 a.m. from Launch Complex 7.
For more information about the launch, click the button.

Long March 4B | Zi Yuan 1-2
Agency: N/A
Status: Launch Successful
Launch date: Oct. 21, 2003, 3:16 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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