Key statistics
Satellite TOPSAT at a glance.
Uptime
7352
Days in orbit
Revolutions
≈ 14.6
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.3
Latest
Satellite identification and parameters
Extended collection of information and parameters for TOPSAT.
Object identification
Identified? True
Debris? False
Object name: TOPSAT
International designator: 2005-043B
Object number (NORAD): 28891
Object ID (CCSDS): 28891
Country: UNITED KINGDOM (UK)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 98.34 minutes
Inclination: 98.2811 deg
SMA: 7057.448 km
Apoapsis: 690.938 km
Periapsis: 667.688 km
RAAN: 118.0565 deg
Eccentricy: 0.00164718
Argument of periapsis: 146.152 deg
Mean anomaly: 214.0737 deg
Mean motion: 14.64304042 rev/day
Mean motion (dot): 0.0000097 rev/day2
B* drag term: 0.00019296657 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 10:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 6:51 a.m. UTC
TLE line 0: 0 TOPSAT
TLE line 1: 1 28891U 05043B 25346.28610418 .00000970 00000-0 19297-3 0 9997
TLE line 2: 2 28891 98.2811 118.0565 0016472 146.1520 214.0737 14.64304042 73242
Live tracking on map
Real-time ground track for satellite TOPSAT.
In-orbit conjunctions
There are no conjunctions computed for TOPSAT, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Civilian surveillance satellite.
TOPSAT was lifted into orbit during the mission ‘Kosmos-3M | Beijing-1’, on board a Kosmos-3M space rocket.
The launch took place on Oct. 27, 2005, 6:52 a.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Beijing-1
Agency: N/A
Status: Launch Successful
Launch date: Oct. 27, 2005, 6:52 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
...
Latest news about this satellite
There are no fresh news available about this satellite. Check back as we update our databases every day.
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