THE CEOS DATABASE : Missions, Instruments and Measurements
Full Name POLarization and Directionality of the Earth's Reflectances Status No longer operational
Instrument Agencies CNES, JAXA Maturity
Instrument Type Multiple direction/polarisation radiometers Geometry Nadir-viewing
Instrument Technology Multi-channel/direction/polarisation radiometer Sampling Imaging
Data Access Data Format
Measurements and Applications Measures polarization, and directional and spectral characteristics of the solar light reflected by aerosols, clouds, oceans and land surfaces.
Resolution Summary 6 x 7 km
Swath Summary 2400 (across track) x 1800 km (along track)
Accuracy Summary Radiation budget, land surface, Reflectance: 2%
Waveband Summary VIS - NIR: 0.443 µm, 0.670 µm and 0.865 µm at 3 polarisations; and 0.443 µm, 0.49 µm, 0.565 µm, 0.763 µm, 0.765 µm and 0.91 µm with no polarisation
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
Instrument Measurements
Measurements Overview
AerosolsAerosol optical depth (column/profile)
Aerosol absorption optical depth (column/profile)
Albedo and reflectanceEarth surface albedo
Atmospheric Humidity FieldsAtmospheric specific humidity (TC)
Multi-purpose imagery (land)Land surface imagery
VegetationLeaf Area Index (LAI)
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Aerosols properties click here click here search ECV Inventory records
Albedo click here click here search ECV Inventory records
Leaf Area Index (LAI) click here click here search ECV Inventory records
Water Vapour (upper air) click here click here search ECV Inventory records
Instrument Missions
ADEOS-II - Advanced Earth Observing Satellite - II (2002 - 2003)
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