THE CEOS DATABASE : Missions, Instruments and Measurements
Full Name Multi-angle Imaging SpectroRadiometer Status Operational
Instrument Agencies NASA Maturity
Instrument Type Multiple direction/polarisation radiometers Geometry Push-broom scanning
Instrument Technology Multi-channel/direction/polarisation radiometer Sampling Imaging
Data Access Open Access Data Format HDF-EOS
Measurements and Applications Measurements of global surface albedo, aerosol and vegetation properties. Also provides multi-angle bidirectional data (1% angle-to-angle accuracy) for cloud cover and reflectances at the surface and aerosol opacities. Global and local modes.
Resolution Summary 275 m, 550 m or 1.1 km, Summation modes available on selected cameras/bands: 1 x 1, 2 x 2, 4 x 4, 1 x 4. 1 pixel = 275 x 275 m
[Best Resolution: 275m]
Swath Summary 380 km common overlap of all 9 cameras
[Max Swath: 380 km]
Accuracy Summary 0.03% hemispherical albedo, 10% aerosol opacity, 1-2% angle to angle accuracy in bidirectional reflectance
Waveband Summary VIS: 0.44 µm, 0.56 µm, 0.67 µm, NIR: 0.86 µm
UV (~0.01 µm - ~0.40 µm)
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
Instrument Measurements
AerosolsAerosol optical depth (column/profile) 
Aerosol effective radius (column/profile) 
Aerosol absorption optical depth (column/profile) 
Albedo and reflectanceFractionally absorbed PAR (FPAR) 
Earth surface albedo 
Atmospheric WindsWind profile (horizontal) 
Cloud type, amount and cloud top temperatureCloud imagery 
Cloud cover 
Cloud top height 
Ocean colour/biologyOcean chlorophyll concentration 
Radiation budgetUpwelling (Outgoing) short-wave radiation at TOA 
Short-wave cloud reflectance 
Downwelling (Incoming) short-wave radiation at the Earth surface 
Short-wave Earth surface bi-directional reflectance 
VegetationNormalized Differential Vegetation Index (NDVI) 
Leaf Area Index (LAI) 
Vegetation type 
Instrument Missions
Terra - Terra (formerly EOS AM-1) (1999 - 2020)
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