Key statistics
Satellite COSMOS 1859 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 1859.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1859
International designator: 1987-051H
Object number (NORAD): 18120
Object ID (CCSDS): 18120
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 114.472 minutes
Inclination: 74.005 deg
SMA: 7809.553 km
Apoapsis: 1475.654 km
Periapsis: 1387.182 km
RAAN: 37.844 deg
Eccentricy: 0.00566437
Argument of periapsis: 75.501 deg
Mean anomaly: 296.35 deg
Mean motion: 12.57950299 rev/day
Mean motion (dot): -0.00000024 rev/day2
B* drag term: -0.000047625081 1/REarth
Two-line elements (TLE)
Creation date: Sept. 11, 2025, 3:57 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 10, 2025, 4:49 p.m. UTC
TLE line 0: 0 COSMOS 1859
TLE line 1: 1 18120U 87051H 25253.70116878 -.00000024 00000-0 -47625-4 0 9994
TLE line 2: 2 18120 74.0050 37.8440 0056644 75.5010 296.3500 12.57950299755864
Live tracking on map
Real-time ground track for satellite COSMOS 1859.
In-orbit conjunctions
There are no conjunctions computed for COSMOS 1859, 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 1859 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
...
Latest news about this satellite
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