Key statistics
Satellite COSMOS 1640 at a glance.
Uptime
14827
Days in orbit
Revolutions
≈ 12.5
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1640.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1640
International designator: 1985-023F
Object number (NORAD): 15622
Object ID (CCSDS): 15622
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 114.939 minutes
Inclination: 74.0561 deg
SMA: 7830.793 km
Apoapsis: 1479.293 km
Periapsis: 1426.023 km
RAAN: 216.0799 deg
Eccentricy: 0.00340131
Argument of periapsis: 348.4585 deg
Mean anomaly: 82.0358 deg
Mean motion: 12.52835811 rev/day
Mean motion (dot): 0.00000005 rev/day2
B* drag term: 0.00013376776 1/REarth
Two-line elements (TLE)
Creation date: Oct. 24, 2025, 2:48 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 23, 2025, 10:39 p.m. UTC
TLE line 0: 0 COSMOS 1640
TLE line 1: 1 15622U 85023F 25296.94380377 .00000005 00000-0 13377-3 0 9998
TLE line 2: 2 15622 74.0561 216.0799 0034013 348.4585 82.0358 12.52835811856734
Live tracking on map
Real-time ground track for satellite COSMOS 1640.
In-orbit conjunctions
There are no conjunctions computed for COSMOS 1640, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Military communications satellites
COSMOS 1640 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 289-296’, on board a Kosmos-3M space rocket.
The launch took place on March 21, 1985, 12:08 a.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 289-296
Agency: N/A
Status: Launch Successful
Launch date: March 21, 1985, 12:08 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
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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