Key statistics
Satellite COSMOS 1818 COOLANT at a glance.
Uptime
14196
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
65.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1818 COOLANT.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1818 COOLANT
International designator: 1987-011BC
Object number (NORAD): 50787
Object ID (CCSDS): 50787
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 100.053 minutes
Inclination: 65.0102 deg
SMA: 7139.146 km
Apoapsis: 770.252 km
Periapsis: 751.77 km
RAAN: 354.5399 deg
Eccentricy: 0.0012944
Argument of periapsis: 283.7736 deg
Mean anomaly: 92.9382 deg
Mean motion: 14.39240555 rev/day
Mean motion (dot): 0.00001819 rev/day2
B* drag term: 0.00061743 1/REarth
Two-line elements (TLE)
Creation date: Dec. 10, 2025, 3:06 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 10, 2025, 7:24 a.m. UTC
TLE line 0: 0 COSMOS 1818 COOLANT
TLE line 1: 1 50787U 87011BC 25344.30865449 .00001819 00000-0 61743-3 0 9994
TLE line 2: 2 50787 65.0102 354.5399 0012944 283.7736 92.9382 14.39240555518664
Live tracking on map
Real-time ground track for satellite COSMOS 1818 COOLANT.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 1818 COOLANT.
Associated space launch
Nuclear-powered magnetospheric research satellite
COSMOS 1818 COOLANT was lifted into orbit during the mission ‘Tsiklon-2 | Plasma-A 1’, on board a Tsiklon-2 space rocket.
The launch took place on Feb. 1, 1987, 11:30 p.m. from 90.
For more information about the launch, click the button.
Tsiklon-2 | Plasma-A 1
Agency: N/A
Status: Launch Successful
Launch date: Feb. 1, 1987, 11:30 p.m. UTC
Rocket: Tsiklon-2
Launch pad: 90
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
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