Key statistics
Satellite CZ-2D R/B at a glance.
Uptime
2226
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: 99.953 minutes
Inclination: 98.3179 deg
SMA: 7134.421 km
Apoapsis: 762.072 km
Periapsis: 750.5 km
RAAN: 258.2885 deg
Eccentricy: 0.00081102
Argument of periapsis: 126.2087 deg
Mean anomaly: 233.9853 deg
Mean motion: 14.40670564 rev/day
Mean motion (dot): 0.00000455 rev/day2
B* drag term: 0.00015574147 1/REarth
Two-line elements (TLE)
Creation date: Oct. 28, 2025, 7:11 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 28, 2025, 11:27 a.m. UTC
TLE line 0: 0 CZ-2D R/B
TLE line 1: 1 44548U 19063B 25301.47710654 .00000455 00000-0 15574-3 0 9998
TLE line 2: 2 44548 98.3179 258.2885 0008110 126.2087 233.9853 14.40670564320193
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 4 (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 4 (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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