Key statistics
Satellite COSMOS 2173 at a glance.
Uptime
12219
Days in orbit
Revolutions
≈ 13.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
83.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 2173.
Object identification
Identified? True
Debris? False
Object name: COSMOS 2173
International designator: 1991-081A
Object number (NORAD): 21796
Object ID (CCSDS): 21796
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.673 minutes
Inclination: 82.9527 deg
SMA: 7357.248 km
Apoapsis: 1015.857 km
Periapsis: 942.37 km
RAAN: 108.8073 deg
Eccentricy: 0.0049942
Argument of periapsis: 27.9629 deg
Mean anomaly: 145.5692 deg
Mean motion: 13.75718655 rev/day
Mean motion (dot): 0.00000075 rev/day2
B* drag term: 0.000061512 1/REarth
Two-line elements (TLE)
Creation date: May 11, 2025, 2:40 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 10, 2025, 3:59 p.m. UTC
TLE line 0: 0 COSMOS 2173
TLE line 1: 1 21796U 91081A 25130.66634222 .00000075 00000-0 61512-4 0 9997
TLE line 2: 2 21796 82.9527 108.8073 0049942 27.9629 145.5692 13.75718655679057
Live tracking on map
Real-time ground track for satellite COSMOS 2173.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 2173.
Associated space launch
Navigation satellite providing location information for the Tsiklon-B navigation system
COSMOS 2173 was lifted into orbit during the mission ‘Kosmos-3M | Parus 74’, on board a Kosmos-3M space rocket.
The launch took place on Nov. 27, 1991, 3:30 a.m. from 133/3 (133L).
For more information about the launch, click the button.
Kosmos-3M | Parus 74
Agency: N/A
Status: Launch Successful
Launch date: Nov. 27, 1991, 3:30 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 133/3 (133L)
Location: Plesetsk Cosmodrome, Russian Federation
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