Key statistics
Satellite CZ-4B DEB at a glance.
Uptime
9609
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-4B DEB.
Object identification
Identified? True
Debris? True
Object name: CZ-4B DEB
International designator: 1999-025D
Object number (NORAD): 25733
Object ID (CCSDS): 25733
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 101.51 minutes
Inclination: 98.7226 deg
SMA: 7208.281 km
Apoapsis: 839.72 km
Periapsis: 820.572 km
RAAN: 285.6575 deg
Eccentricy: 0.00132816
Argument of periapsis: 299.0913 deg
Mean anomaly: 60.8933 deg
Mean motion: 14.18584426 rev/day
Mean motion (dot): 0.00000504 rev/day2
B* drag term: 0.00026424803 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, 5:46 p.m. UTC
TLE line 0: 0 CZ-4B DEB
TLE line 1: 1 25733U 99025D 25241.74041636 .00000504 00000-0 26425-3 0 9991
TLE line 2: 2 25733 98.7226 285.6575 0013282 299.0913 60.8933 14.18584426358696
Live tracking on map
Real-time ground track for satellite CZ-4B DEB.
Associated space launch
Chinese polar orbiting meteorological satellite
CZ-4B DEB was lifted into orbit during the mission ‘Long March 4B | Feng Yun 1C’, on board a Long March 4B space rocket.
The launch took place on May 10, 1999, 1:33 a.m. from Launch Complex 7.
For more information about the launch, click the button.
Long March 4B | Feng Yun 1C
Agency: N/A
Status: Launch Successful
Launch date: May 10, 1999, 1:33 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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