Key statistics
Satellite COSMOS 684 at a glance.
Uptime
18553
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 684.
Object identification
Identified? True
Debris? False
Object name: COSMOS 684
International designator: 1974-072H
Object number (NORAD): 7442
Object ID (CCSDS): 7442
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 114.676 minutes
Inclination: 74.033 deg
SMA: 7818.816 km
Apoapsis: 1466.252 km
Periapsis: 1415.11 km
RAAN: 168.7843 deg
Eccentricy: 0.0032705
Argument of periapsis: 347.3039 deg
Mean anomaly: 168.2433 deg
Mean motion: 12.55715554 rev/day
Mean motion (dot): 0.00000005 rev/day2
B* drag term: 0.00013054 1/REarth
Two-line elements (TLE)
Creation date: July 5, 2025, 5:45 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 5, 2025, 10:10 a.m. UTC
TLE line 0: 0 COSMOS 684
TLE line 1: 1 07442U 74072H 25186.42427328 .00000005 00000-0 13054-3 0 9992
TLE line 2: 2 07442 74.0330 168.7843 0032705 347.3039 168.2433 12.55715554328212
Live tracking on map
Real-time ground track for satellite COSMOS 684.
In-orbit conjunctions
There are no conjunctions computed for COSMOS 684, 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 684 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 73-80’, on board a Kosmos-3M space rocket.
The launch took place on Sept. 19, 1974, 2:57 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 73-80
Agency: N/A
Status: Launch Successful
Launch date: Sept. 19, 1974, 2:57 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
...
Latest news about this satellite
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