Key statistics
Satellite COSMOS 620 at a glance.
Uptime
18774
Days in orbit
Revolutions
≈ 12.5
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 620.
Object identification
Identified? True
Debris? False
Object name: COSMOS 620
International designator: 1973-104D
Object number (NORAD): 6988
Object ID (CCSDS): 6988
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 115.449 minutes
Inclination: 74.0287 deg
SMA: 7853.927 km
Apoapsis: 1493.1 km
Periapsis: 1458.485 km
RAAN: 264.9926 deg
Eccentricy: 0.0022037
Argument of periapsis: 168.7244 deg
Mean anomaly: 311.6814 deg
Mean motion: 12.47304338 rev/day
Mean motion (dot): -0.0000002 rev/day2
B* drag term: -0.000026328 1/REarth
Two-line elements (TLE)
Creation date: May 14, 2025, 3:37 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 13, 2025, 8:27 p.m. UTC
TLE line 0: 0 COSMOS 620
TLE line 1: 1 06988U 73104D 25133.85224601 -.00000020 00000-0 -26328-4 0 9997
TLE line 2: 2 06988 74.0287 264.9926 0022037 168.7244 311.6814 12.47304338340360
Live tracking on map
Real-time ground track for satellite COSMOS 620.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 620.
Associated space launch
Military communications satellites
COSMOS 620 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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