Key statistics
Satellite COSMOS 451 at a glance.
Uptime
19785
Days in orbit
Revolutions
≈ 12.3
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 451.
Object identification
Identified? True
Debris? False
Object name: COSMOS 451
International designator: 1971-086H
Object number (NORAD): 5554
Object ID (CCSDS): 5554
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 116.665 minutes
Inclination: 74.0289 deg
SMA: 7908.97 km
Apoapsis: 1572.654 km
Periapsis: 1489.015 km
RAAN: 271.1234 deg
Eccentricy: 0.0052876
Argument of periapsis: 157.0132 deg
Mean anomaly: 11.5722 deg
Mean motion: 12.34306126 rev/day
Mean motion (dot): -0.00000007 rev/day2
B* drag term: 0.000067519457 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 10:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 5:39 a.m. UTC
TLE line 0: 0 COSMOS 451
TLE line 1: 1 05554U 71086H 25346.23558106 -.00000007 00000-0 67519-4 0 9991
TLE line 2: 2 05554 74.0289 271.1234 0052876 157.0132 11.5722 12.34306126440619
Live tracking on map
Real-time ground track for satellite COSMOS 451.
In-orbit conjunctions
There are no conjunctions computed for COSMOS 451, 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 451 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 17-24’, on board a Kosmos-3M space rocket.
The launch took place on Oct. 13, 1971, 1:41 p.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 17-24
Agency: N/A
Status: Launch Successful
Launch date: Oct. 13, 1971, 1:41 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
...
Latest news about this satellite
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