Key statistics
Satellite YZ-1S DEB at a glance.
Uptime
2407
Days in orbit
Revolutions
≈ 14.7
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for YZ-1S DEB.
Object identification
Identified? True
Debris? True
Object name: YZ-1S DEB
International designator: 2018-077C
Object number (NORAD): 43644
Object ID (CCSDS): 43644
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 97.966 minutes
Inclination: 97.9666 deg
SMA: 7039.555 km
Apoapsis: 665.394 km
Periapsis: 657.445 km
RAAN: 178.7328 deg
Eccentricy: 0.0005646
Argument of periapsis: 259.4674 deg
Mean anomaly: 100.5896 deg
Mean motion: 14.69890532 rev/day
Mean motion (dot): 0.00002827 rev/day2
B* drag term: 0.00048058 1/REarth
Two-line elements (TLE)
Creation date: May 12, 2025, 2:31 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 11, 2025, 8:44 p.m. UTC
TLE line 0: 0 YZ-1S DEB
TLE line 1: 1 43644U 18077C 25131.86436232 .00002827 00000-0 48058-3 0 9997
TLE line 2: 2 43644 97.9666 178.7328 0005646 259.4674 100.5896 14.69890532351634
Live tracking on map
Real-time ground track for satellite YZ-1S DEB.
Associated space launch
Yaogan is a series of Chinese reconnaissance satellites.
YZ-1S DEB was lifted into orbit during the mission ‘Long March 2C/YZ-1S | Yaogan-32-01’, on board a Long March 2C/YZ-1S space rocket.
The launch took place on Oct. 9, 2018, 2:43 a.m. from Launch Area 4 (SLS-2 / 603).
For more information about the launch, click the button.

Long March 2C/YZ-1S | Yaogan-32-01
Agency: N/A
Status: Launch Successful
Launch date: Oct. 9, 2018, 2:43 a.m. UTC
Rocket: Long March 2C/YZ-1S
Launch pad: Launch Area 4 (SLS-2 / 603)
Location: Jiuquan Satellite Launch Center, People's Republic of China
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