THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – INSTRUMENT SUMMARY - MERSI -
Full Name Medium Resolution Spectral Imager Status Operational
Instrument Agencies NRSCC, CAST, NSMC-CMA, CNSA Maturity
Instrument Type Imaging multi-spectral radiometers (vis/IR) Geometry Cross-track scanning
Instrument Technology Multi-purpose imaging Vis/IR radiometer Sampling Imaging
Data Access Open Access Data Format L-1 data: HDF 5.0
Measurements and Applications Measurement of vegetation indexes and ocean colour.
Resolution Summary 250 m for broadband channels, 1 km for narrowband channels
[Best Resolution: 250m]
Swath Summary 2800 km
[Max Swath: 2800 km]
Accuracy Summary 0.25 - 1.0 km
Waveband Summary 25 channels from 0.47 - 12.0 µm
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
Instrument Measurements
Measurements Overview
CategoryParameter
Ocean colour/biologyOcean chlorophyll concentration
Ocean suspended sediment concentration
Color dissolved organic matter (CDOM)
VegetationVegetation type
Land cover
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Land cover click here click here search ECV Inventory records
Ocean Colour click here click here search ECV Inventory records
Instrument Missions
FY-3A - FY-3A Polar-orbiting Meteorological Satellite (2008 - 2018)
FY-3B - FY-3B Polar-orbiting Meteorological Satellite (2010 - 2020)
FY-3C - FY-3C Polar-orbiting Meteorological Satellite (2013 - 2020)
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