Key statistics
Satellite COSMOS 617 at a glance.
Uptime
18891
Days in orbit
Revolutions
≈ 12.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 617.
Object identification
Identified? True
Debris? False
Object name: COSMOS 617
International designator: 1973-104A
Object number (NORAD): 6985
Object ID (CCSDS): 6985
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 113.967 minutes
Inclination: 74.0274 deg
SMA: 7786.564 km
Apoapsis: 1482.92 km
Periapsis: 1333.937 km
RAAN: 63.3214 deg
Eccentricy: 0.00956667
Argument of periapsis: 147.2869 deg
Mean anomaly: 327.2013 deg
Mean motion: 12.63525421 rev/day
Mean motion (dot): -0.00000012 rev/day2
B* drag term: 0.000020588923 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, 10:08 p.m. UTC
TLE line 0: 0 COSMOS 617
TLE line 1: 1 06985U 73104A 25250.92230853 -.00000012 00000-0 20589-4 0 9991
TLE line 2: 2 06985 74.0274 63.3214 0095667 147.2869 327.2013 12.63525421385570
Live tracking on map
Real-time ground track for satellite COSMOS 617.
Associated space launch
Military communications satellites
COSMOS 617 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 57-64’, on board a Kosmos-3M space rocket.
The launch took place on Dec. 19, 1973, 9:43 a.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 57-64
Agency: N/A
Status: Launch Successful
Launch date: Dec. 19, 1973, 9:43 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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