Key statistics
Satellite COSMOS 509 at a glance.
Uptime
19511
Days in orbit
Revolutions
≈ 12.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 509.
Object identification
Identified? True
Debris? False
Object name: COSMOS 509
International designator: 1972-057F
Object number (NORAD): 6122
Object ID (CCSDS): 6122
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 115.663 minutes
Inclination: 74.0279 deg
SMA: 7863.64 km
Apoapsis: 1498.416 km
Periapsis: 1472.595 km
RAAN: 98.3105 deg
Eccentricy: 0.0016418
Argument of periapsis: 247.0421 deg
Mean anomaly: 188.8397 deg
Mean motion: 12.44994148 rev/day
Mean motion (dot): -0.00000025 rev/day2
B* drag term: -0.000065155 1/REarth
Two-line elements (TLE)
Creation date: Dec. 19, 2025, 9:06 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 19, 2025, 10:54 a.m. UTC
TLE line 0: 0 COSMOS 509
TLE line 1: 1 6122U 72057F 25353.45458108 -.00000025 00000-0 -65155-4 0 9990
TLE line 2: 2 6122 74.0279 98.3105 0016418 247.0421 188.8397 12.44994148427629
Live tracking on map
Real-time ground track for satellite COSMOS 509.
Associated space launch
Military communications satellites
COSMOS 509 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 25-32’, on board a Kosmos-3M space rocket.
The launch took place on July 20, 1972, 6:10 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 25-32
Agency: N/A
Status: Launch Successful
Launch date: July 20, 1972, 6:10 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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