Key statistics
Satellite COSMOS 2157 at a glance.
Uptime
12336
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 2157.
Object identification
Identified? True
Debris? False
Object name: COSMOS 2157
International designator: 1991-068A
Object number (NORAD): 21728
Object ID (CCSDS): 21728
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 113.993 minutes
Inclination: 82.5785 deg
SMA: 7787.741 km
Apoapsis: 1412.951 km
Periapsis: 1406.261 km
RAAN: 178.7382 deg
Eccentricy: 0.0004295
Argument of periapsis: 191.1428 deg
Mean anomaly: 168.9569 deg
Mean motion: 12.63238928 rev/day
Mean motion (dot): 0.00000031 rev/day2
B* drag term: 0.00011113 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 11:19 a.m. UTC
TLE line 0: 0 COSMOS 2157
TLE line 1: 1 21728U 91068A 25187.47216054 .00000031 00000-0 11113-3 0 9990
TLE line 2: 2 21728 82.5785 178.7382 0004295 191.1428 168.9569 12.63238928557060
Live tracking on map
Real-time ground track for satellite COSMOS 2157.
In-orbit conjunctions
There are no conjunctions computed for COSMOS 2157, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Second generation store-dump military communications satellite
COSMOS 2157 was lifted into orbit during the mission ‘Tsiklon-3 | Strela-3 67 to 72’, on board a Tsiklon-3 space rocket.
The launch took place on Sept. 28, 1991, 7:05 a.m. from 32/2.
For more information about the launch, click the button.
Tsiklon-3 | Strela-3 67 to 72
Agency: N/A
Status: Launch Successful
Launch date: Sept. 28, 1991, 7:05 a.m. UTC
Rocket: Tsiklon-3
Launch pad: 32/2
Location: Plesetsk Cosmodrome, Russian Federation
...
Latest news about this satellite
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