Key statistics
Satellite COSMOS 1850 at a glance.
Uptime
14009
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1850.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1850
International designator: 1987-049A
Object number (NORAD): 18095
Object ID (CCSDS): 18095
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.416 minutes
Inclination: 74.0372 deg
SMA: 7156.422 km
Apoapsis: 789.382 km
Periapsis: 767.193 km
RAAN: 143.8838 deg
Eccentricy: 0.00155027
Argument of periapsis: 221.269 deg
Mean anomaly: 138.7291 deg
Mean motion: 14.3403192 rev/day
Mean motion (dot): 0.00000201 rev/day2
B* drag term: 0.000081273796 1/REarth
Two-line elements (TLE)
Creation date: Oct. 16, 2025, 2:37 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 15, 2025, 8:48 p.m. UTC
TLE line 0: 0 COSMOS 1850
TLE line 1: 1 18095U 87049A 25288.86735422 .00000201 00000-0 81274-4 0 9992
TLE line 2: 2 18095 74.0372 143.8838 0015503 221.2690 138.7291 14.34031920 4887
Live tracking on map
Real-time ground track for satellite COSMOS 1850.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 1850.
Associated space launch
Military communications satellite
COSMOS 1850 was lifted into orbit during the mission ‘Kosmos-3M | Strela-2M 42’, on board a Kosmos-3M space rocket.
The launch took place on June 9, 1987, 2:45 p.m. from 132/1 (132L).
For more information about the launch, click the button.
Kosmos-3M | Strela-2M 42
Agency: N/A
Status: Launch Successful
Launch date: June 9, 1987, 2:45 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/1 (132L)
Location: Plesetsk Cosmodrome, Russian Federation
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