Key statistics
Satellite CZ-2D R/B at a glance.
Uptime
2272
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.3
Latest
Satellite identification and parameters
Extended collection of information and parameters for CZ-2D R/B.
Object identification
Identified? True
Debris? False
Object name: CZ-2D R/B
International designator: 2019-063B
Object number (NORAD): 44548
Object ID (CCSDS): 44548
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 99.95 minutes
Inclination: 98.3257 deg
SMA: 7134.27 km
Apoapsis: 761.363 km
Periapsis: 750.907 km
RAAN: 301.4671 deg
Eccentricy: 0.0007328
Argument of periapsis: 8.711 deg
Mean anomaly: 351.4205 deg
Mean motion: 14.40716159 rev/day
Mean motion (dot): 0.000005 rev/day2
B* drag term: 0.00016986 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 7:16 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 11, 2025, 8:33 p.m. UTC
TLE line 0: 0 CZ-2D R/B
TLE line 1: 1 44548U 19063B 25345.85651992 .00000500 00000-0 16986-3 0 9996
TLE line 2: 2 44548 98.3257 301.4671 0007328 8.7110 351.4205 14.40716159326582
Live tracking on map
Real-time ground track for satellite CZ-2D R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object CZ-2D R/B.
Associated space launch
The Yunhai-1 satellite is designed for detecting environmental elements in the atmosphere and ocean, the space environment, disaster prevention and reduction, and scientific experimentation. It is made by the Shanghai Institute of Spaceflight Technology.
CZ-2D R/B was lifted into orbit during the mission ‘Long March 2D | Yunhai-1-02’, on board a Long March 2D space rocket.
The launch took place on Sept. 25, 2019, 12:54 a.m. from Launch Area 94 (SLS-2 / 603).
For more information about the launch, click the button.
Long March 2D | Yunhai-1-02
Agency: N/A
Status: Launch Successful
Launch date: Sept. 25, 2019, 12:54 a.m. UTC
Rocket: Long March 2D
Launch pad: Launch Area 94 (SLS-2 / 603)
Location: Jiuquan Satellite Launch Center, People's Republic of China
...
Latest news about this satellite
Breakup of China’s Yunhai-1 (02) satellite linked to space debris collision
U.S. space tracking has linked the breakup of Chinese satellite Yunhai-1 (02) to a collision with a small piece of debris from a Russian satellite launch, according to NASA.
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