Key statistics
Satellite CZ-4B DEB at a glance.
Uptime
8517
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.9
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: 2002-024K
Object number (NORAD): 35405
Object ID (CCSDS): 35405
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 101.567 minutes
Inclination: 98.9283 deg
SMA: 7210.983 km
Apoapsis: 919.428 km
Periapsis: 746.269 km
RAAN: 291.8662 deg
Eccentricy: 0.01200661
Argument of periapsis: 221.8137 deg
Mean anomaly: 137.3818 deg
Mean motion: 14.1778719 rev/day
Mean motion (dot): 0.00000864 rev/day2
B* drag term: 0.00041538321 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 3:16 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 7, 2025, 8:29 p.m. UTC
TLE line 0: 0 CZ-4B DEB
TLE line 1: 1 35405U 02024K 25250.85391610 .00000864 00000-0 41538-3 0 9994
TLE line 2: 2 35405 98.9283 291.8662 0120066 221.8137 137.3818 14.17787190196777
Live tracking on map
Real-time ground track for satellite CZ-4B DEB.
In-orbit conjunctions
A list of the most updated potential collisions computed for object CZ-4B DEB.
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 DEB 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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