Key statistics
Satellite COSMOS 2157 at a glance.
Uptime
12399
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: 82.5805 deg
SMA: 7787.735 km
Apoapsis: 1414.2 km
Periapsis: 1405.001 km
RAAN: 138.3171 deg
Eccentricy: 0.0005906
Argument of periapsis: 64.704 deg
Mean anomaly: 295.4663 deg
Mean motion: 12.63240305 rev/day
Mean motion (dot): 0.00000044 rev/day2
B* drag term: 0.00018303697 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 3:16 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 7, 2025, 6:05 p.m. UTC
TLE line 0: 0 COSMOS 2157
TLE line 1: 1 21728U 91068A 25250.75384573 .00000044 00000-0 18304-3 0 9997
TLE line 2: 2 21728 82.5805 138.3171 0005906 64.7040 295.4663 12.63240305565057
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
There are no fresh news available about this satellite. Check back as we update our databases every day.
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