Key statistics
Satellite COSMOS 2143 at a glance.
Uptime
12472
Days in orbit
Revolutions
≈ 12.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 2143.
Object identification
Identified? True
Debris? False
Object name: COSMOS 2143
International designator: 1991-033A
Object number (NORAD): 21299
Object ID (CCSDS): 21299
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 113.931 minutes
Inclination: 82.5747 deg
SMA: 7784.95 km
Apoapsis: 1417.825 km
Periapsis: 1395.805 km
RAAN: 163.185 deg
Eccentricy: 0.0014143
Argument of periapsis: 112.1184 deg
Mean anomaly: 253.9186 deg
Mean motion: 12.6391831 rev/day
Mean motion (dot): 0.00000012 rev/day2
B* drag term: 0.0000055729 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 10:46 p.m. UTC
TLE line 0: 0 COSMOS 2143
TLE line 1: 1 21299U 91033A 25188.94868089 .00000012 00000-0 55729-5 0 9991
TLE line 2: 2 21299 82.5747 163.1850 0014143 112.1184 253.9186 12.63918310575086
Live tracking on map
Real-time ground track for satellite COSMOS 2143.
Associated space launch
Second generation store-dump military communications satellite
COSMOS 2143 was lifted into orbit during the mission ‘Tsiklon-3 | Strela-3 61 to 66’, on board a Tsiklon-3 space rocket.
The launch took place on May 16, 1991, 9:40 p.m. from 32/2.
For more information about the launch, click the button.
Tsiklon-3 | Strela-3 61 to 66
Agency: N/A
Status: Launch Successful
Launch date: May 16, 1991, 9:40 p.m. UTC
Rocket: Tsiklon-3
Launch pad: 32/2
Location: Plesetsk Cosmodrome, Russian Federation
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