Key statistics
Satellite COSMOS 2161 at a glance.
Uptime
12276
Days in orbit
Revolutions
≈ 12.7
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 2161.
Object identification
Identified? True
Debris? False
Object name: COSMOS 2161
International designator: 1991-068E
Object number (NORAD): 21732
Object ID (CCSDS): 21732
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 113.81 minutes
Inclination: 82.5785 deg
SMA: 7779.425 km
Apoapsis: 1410.18 km
Periapsis: 1392.399 km
RAAN: 184.9965 deg
Eccentricy: 0.0011428
Argument of periapsis: 170.496 deg
Mean anomaly: 3.29 deg
Mean motion: 12.65265178 rev/day
Mean motion (dot): 0.00000025 rev/day2
B* drag term: 0.000079259 1/REarth
Two-line elements (TLE)
Creation date: May 8, 2025, 3:01 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 7, 2025, 9:09 p.m. UTC
TLE line 0: 0 COSMOS 2161
TLE line 1: 1 21732U 91068E 25127.88178670 .00000025 00000-0 79259-4 0 9994
TLE line 2: 2 21732 82.5785 184.9965 0011428 170.4960 3.2900 12.65265178552006
Live tracking on map
Real-time ground track for satellite COSMOS 2161.
In-orbit conjunctions
There are no conjunctions computed for COSMOS 2161, 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 2161 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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