Key statistics
Satellite COSMOS 1859 at a glance.
Uptime
13904
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: 74.0038 deg
SMA: 7809.558 km
Apoapsis: 1476.042 km
Periapsis: 1386.805 km
RAAN: 124.0992 deg
Eccentricy: 0.0057133
Argument of periapsis: 173.587 deg
Mean anomaly: 242.9611 deg
Mean motion: 12.57949037 rev/day
Mean motion (dot): -0.0000003 rev/day2
B* drag term: -0.00007808 1/REarth
Two-line elements (TLE)
Creation date: July 9, 2025, 2:22 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 8, 2025, 8:31 p.m. UTC
TLE line 0: 0 COSMOS 1859
TLE line 1: 1 18120U 87051H 25189.85553705 -.00000030 00000-0 -78080-4 0 9998
TLE line 2: 2 18120 74.0038 124.0992 0057133 173.5870 242.9611 12.57949037747834
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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