Key statistics
Satellite CZ-7A R/B at a glance.
Uptime
20
Days in orbit
Revolutions
≈ 2.7
Per day
Orbit
MEO
Medium Earth Orbit
Inclination
14.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for CZ-7A R/B.
Object identification
Identified? True
Debris? False
Object name: CZ-7A R/B
International designator: 2025-277B
Object number (NORAD): 66550
Object ID (CCSDS): 66550
Country: PEOPLES REPUBLIC OF CHINA (PRC)
Current information (Y/N): Y
Orbital parameters
Period: 533.335 minutes
Inclination: 14.3833 deg
SMA: 21785.131 km
Apoapsis: 30692.525 km
Periapsis: 121.467 km
RAAN: 269.7494 deg
Eccentricy: 0.70164962
Argument of periapsis: 189.2871 deg
Mean anomaly: 143.2042 deg
Mean motion: 2.69999213 rev/day
Mean motion (dot): 0.01807848 rev/day2
B* drag term: 0.0022608485 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 3:07 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 11:59 p.m. UTC
TLE line 0: 0 CZ-7A R/B
TLE line 1: 1 66550U 25277B 25346.99983870 .01807848 -25568-6 22608-2 0 9997
TLE line 2: 2 66550 14.3833 269.7494 7016496 189.2871 143.2042 2.69999213 350
Live tracking on map
Real-time ground track for satellite CZ-7A R/B.
In-orbit conjunctions
There are no conjunctions computed for CZ-7A R/B, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Classified experimental Chinese satellite of unknown purposes.
CZ-7A R/B was lifted into orbit during the mission ‘Long March 7A | Shijian 28’, on board a Long March 7A space rocket.
The launch took place on Nov. 30, 2025, 12:20 p.m. from 201.
For more information about the launch, click the button.
Long March 7A | Shijian 28
Agency: N/A
Status: Launch Successful
Launch date: Nov. 30, 2025, 12:20 p.m. UTC
Rocket: Long March 7A
Launch pad: 201
Location: Wenchang Space Launch Site, People's Republic of China
...
Latest news about this satellite
China launches classified Shijian-28 spacecraft, reusable Zhuque-3 rocket faces delay
China launched the latest in a series of experimental, often opaque satellites Sunday, while the debut flight of the commercial Zhuque-3 faces a delay. The post China launches classified Shijian-28 spacecraft, reusable Zhuque-3 rocket faces delay appeare...
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