Key statistics
Satellite COSMOS 1818 COOLANT at a glance.
Uptime
14090
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: 1987-011AS
Object number (NORAD): 50777
Object ID (CCSDS): 50777
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 100.011 minutes
Inclination: 65.0083 deg
SMA: 7137.16 km
Apoapsis: 770.206 km
Periapsis: 747.844 km
RAAN: 262.0149 deg
Eccentricy: 0.00156655
Argument of periapsis: 271.7079 deg
Mean anomaly: 88.2215 deg
Mean motion: 14.39841258 rev/day
Mean motion (dot): 0.00001025 rev/day2
B* drag term: 0.00035772565 1/REarth
Two-line elements (TLE)
Creation date: Aug. 30, 2025, 3:38 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 29, 2025, 6:22 p.m. UTC
TLE line 0: 0 COSMOS 1818 COOLANT
TLE line 1: 1 50777U 87011AS 25241.76541338 .00001025 00000-0 35773-3 0 9990
TLE line 2: 2 50777 65.0083 262.0149 0015666 271.7079 88.2215 14.39841258 66127
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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