COMS Mission

Objectives and Applications

Korea's geostationary meteorological satellite series. The meteorological and ocean missions ended in March 2020 and March 2021, respectively. The communication mission is still operational.
Full Name
Communications, Ocean, and Meteorological Satellit
aka Cheollian
Mission Status
Mission complete
Mission Agencies
KMA, ASTRIUM, KARI, KIOST
Launch Date
26 Jun 2010
Mission Links
EOL Date
01 Apr 2021
EO Portal Info
Orbit Type
Geostationary
Orbit Period
Orbit Sense
N/A
Orbit Inclination
Orbit Altitude
36000 km
Orbit Longitude
128.2 deg
Orbit LST
Repeat Cycle
NORAD Catalog #
International Designator

Mission Instruments

GOCI - Geostationary Ocean Colour Imager
MI - Meteorological Imager

Mission Measurements

CategoryParameterInstrument(s)
AtmosphereAerosols MI
Atmospheric Humidity Fields MI
Atmospheric Winds MI
Cloud type, amount and cloud top temperature MI
Liquid water and precipitation rate MI
Radiation budget MI
LandAlbedo and reflectance MI
Surface temperature (land) MI
Multi-purpose imagery (land) MI
OceanOcean colour/biology GOCI
Surface temperature (ocean) MI
Multi-purpose imagery (ocean) MI
Snow & IceSnow cover, edge and depth MI
Sea ice cover, edge and thickness MI