Modis data
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Band 1
Primary use: Land/Cloud/Aerosol boundaries
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Band 7
Primary use: Land/Cloud/Aerosol properties
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Band 26
Primary use: Cirrus clouds
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Band 27
Primary use: Water vapor
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Band 31
Primary use: Surface/Cloud temperature
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RGB-composite
Primary use: True color quick look image
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Cloud mask
Primary use: Ready level 2 data product which informs wheter there is clouds or not. Needed for allmost every other data product.
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Cloude phase
Primary use: Ready level 2 data product. Tells the phase of cloud.
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Cloude top pressure
Primary use: Ready level 2 data product. Tells the pressure of cloud top. Important for aviation.
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Sea surface temperature
Primary use: Ready level 2 data product. Tells the temperatures of water areas
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Water vapor
Primary use: Ready level 2 data product. Tells the total amount of precipitable water vapor in column between the surface and satellite.
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Aerosol optical depth
Primary use: Ready level 2 data product. Tells the optical depth due to extinction by the aerosol component of the atmosphere.
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RGB 24h ash composite (beta version)
Primary use: RGB false color image. Using different channels and channel differences it is possible to monitor possible ash contents in the atmosphere.

Product name: MODIS data

Date of last availiable processed image: 23:12 UTC on 26.06.2017

Access to data and contact informaton:

Head of the operations: Timo Ryyppö
Main operator: Timo Pirttijärvi
E-mail: firstname.lastname(at)fmi.fi

Previous images can be found from archive.

Overview:
MODIS is a spectroradiometer operating in 36 spectral channels ranging in wavelength from 0.4 µm to 14.4 µm. In Sodankylä MODIS data is processed from raw data to level 1 and 2 products and used inside the FMI and delivered to several customers. It is possible to customise a personal prosessing chain for each customer with specific data and products.