THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - SIM-2 -
Full Name Solar Irradiation Monitor-2 Status Operational
Instrument Agencies NRSCC, CAST, NSMC-CMA, CNSA Maturity
Instrument Type Earth radiation budget radiometers Geometry
Instrument Technology Solar irradiance monitor Sampling
Data Access Data Format
Measurements and Applications Solar irradiance monitoring.
Resolution Summary
Swath Summary
Accuracy Summary
Waveband Summary 0.2 - 50 µm
UV (~0.01 µm - ~0.40 µm)
VIS (~0.40 µm - ~0.75 µm)
FIR (~15.0 µm - ~0.1 cm)
Instrument Measurements
CategoryParameterAccuracy
Radiation budgetDownwelling (Incoming) solar radiation at TOA 
Upwelling (Outgoing) short-wave radiation at TOA 
Upwelling (Outgoing) long-wave radiation at TOA 
Instrument Missions
FY-3C - FY-3C Polar-orbiting Meteorological Satellite (2013 - 2018)
FY-3E - FY-3E Polar-orbiting Meteorological Satellite (2017 - 2020)
FY-3G - FY-3G Polar-orbiting Meteorological Satellite (2021 - 2024)
FY-3H - FY-3H Polar-orbiting Meteorological Satellite (2021 - 2028)
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