Key statistics
Satellite COSMOS 1858 at a glance.
Uptime
13967
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 1858.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1858
International designator: 1987-051G
Object number (NORAD): 18119
Object ID (CCSDS): 18119
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 114.646 minutes
Inclination: 74.0014 deg
SMA: 7817.49 km
Apoapsis: 1477.083 km
Periapsis: 1401.627 km
RAAN: 107.2273 deg
Eccentricy: 0.00482615
Argument of periapsis: 163.8108 deg
Mean anomaly: 348.4976 deg
Mean motion: 12.5603506 rev/day
Mean motion (dot): 0.0000001 rev/day2
B* drag term: 0.00016010753 1/REarth
Two-line elements (TLE)
Creation date: Sept. 9, 2025, 10:35 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 9, 2025, 1:06 a.m. UTC
TLE line 0: 0 COSMOS 1858
TLE line 1: 1 18119U 87051G 25252.04590616 .00000010 00000-0 16011-3 0 9991
TLE line 2: 2 18119 74.0014 107.2273 0048261 163.8108 348.4976 12.56035060752988
Live tracking on map
Real-time ground track for satellite COSMOS 1858.
Associated space launch
Military communications satellites
COSMOS 1858 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 321-328’, on board a Kosmos-3M space rocket.
The launch took place on June 16, 1987, 5:51 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 321-328
Agency: N/A
Status: Launch Successful
Launch date: June 16, 1987, 5:51 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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