Key statistics
Satellite COSMOS 2177 (GLONASS) at a glance.
Uptime
12214
Days in orbit
Revolutions
≈ 2.1
Per day
Orbit
MEO
Medium Earth Orbit
Inclination
64.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 2177 (GLONASS).
Object identification
Identified? True
Debris? False
Object name: COSMOS 2177 (GLONASS)
International designator: 1992-005A
Object number (NORAD): 21853
Object ID (CCSDS): 21853
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 675.736 minutes
Inclination: 64.6808 deg
SMA: 25508.104 km
Apoapsis: 19149.707 km
Periapsis: 19110.231 km
RAAN: 81.7943 deg
Eccentricy: 0.0007738
Argument of periapsis: 182.3876 deg
Mean anomaly: 355.1211 deg
Mean motion: 2.13101002 rev/day
Mean motion (dot): -0.00000034 rev/day2
B* drag term: 0.0 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, 6:58 p.m. UTC
TLE line 0: 0 COSMOS 2177 (GLONASS)
TLE line 1: 1 21853U 92005A 25188.79042723 -.00000034 00000-0 00000-0 0 9991
TLE line 2: 2 21853 64.6808 81.7943 0007738 182.3876 355.1211 2.13101002260214
Live tracking on map
Real-time ground track for satellite COSMOS 2177 (GLONASS).
In-orbit conjunctions
There are no conjunctions computed for COSMOS 2177 (GLONASS), at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
GLONASS navigation satellites
COSMOS 2177 (GLONASS) was lifted into orbit during the mission ‘Proton | Uragan 45 to 47’, on board a Proton space rocket.
The launch took place on Jan. 29, 1992, 10:19 p.m. from 81/23 (81L).
For more information about the launch, click the button.
Proton | Uragan 45 to 47
Agency: N/A
Status: Launch Successful
Launch date: Jan. 29, 1992, 10:19 p.m. UTC
Rocket: Proton
Launch pad: 81/23 (81L)
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
Latest news about this satellite
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