Aerosol column burden* | 3 - high | Cloud sensitive.. Daylight only. | VIS (with narrow bandwidth), NIR and SWIR channels including 760 nm for high-level aerosol |
Aerosol effective radius | 3 - high | Cloud sensitive.. Daylight only. | VIS (with narrow bandwidth), NIR (including 760 nm for high-level aerosol), and SWIR channels |
Aerosol mass mixing ratio | 3 - high | Cloud sensitive.. Daylight only. | VIS (with narrow bandwidth), NIR and SWIR channels including 760 nm for high-level aerosol |
Aerosol Optical Depth* | 3 - high | Cloud sensitive.. Daylight only. | VIS (with narrow bandwidth), NIR and SWIR channels including 760 nm for high-level aerosol |
Aerosol type | 3 - high | Cloud sensitive.. Daylight only. | VIS (with narrow bandwidth), NIR and SWIR channels including 760 nm for high-level aerosol |
Biomass | 4 - fair | Cloud sensitive.. Index only.. Daylight only. | VIS, NIR and SWIR channels. Biomass inferred from NDVI and LAI |
Cloud cover* | 5 - marginal | Daylight only. | VIS and NIR channels |
Cloud optical depth* | 3 - high | Low-density cloud only.. Daylight only. | VIS, NIR and SWIR channels |
Cloud top height* | 5 - marginal | Daylight only. | NIR channels to estimate the total-column O2 above the cloud top as measured around 760 nm |
Cloud type* | 5 - marginal | Daylight only. | VIS and NIR channels |
Colour Dissolved Organic Matter (CDOM)* | 1 - primary | Cloud sensitive.. Daylight only. | Many narrow-bandwidth VIS channels, suitable for more water types, in open ocean and coastal zone |
Downward short-wave irradiance at Earth surface | 3 - high | Cloud sensitive.. Highly indirect. | VIS, NIR and SWIR channels |
Earth surface albedo | 5 - marginal | Cloud sensitive. | VIS channels |
Fire fractional cover | 5 - marginal | Cloud sensitive.. Coarse spatial resolution.. Daylight only. | VIS channels |
Fraction of Absorbed PAR (FAPAR)* | 3 - high | Cloud sensitive. | VIS channels including Red at 700 nm |
Leaf Area Index (LAI)* | 2 - very high | Cloud sensitive.. Daylight only. | VIS, NIR and SWIR channels |
Normalised Difference Vegetation Index (NDVI)* | 3 - high | Cloud sensitive. | VIS and NIR channels |
Ocean chlorophyll concentration * | 1 - primary | Cloud sensitive.. Daylight only. | Many narrow-bandwidth VIS channels, suitable for more water types, in open ocean and coastal zone |
Ocean Diffuse Attenuation Coefficient (DAC)* | 1 - primary | Cloud sensitive.. Daylight only. | Many narrow-bandwidth VIS channels, suitable for more water types, in open ocean and coastal zone |
Ocean suspended sediments concentration* | 1 - primary | Cloud sensitive.. Daylight only. | Many narrow-bandwidth VIS channels, suitable for more water types, in open ocean and coastal zone |
Oil spill cover* | 5 - marginal | Cloud sensitive.. Daylight only. | VIS channels with narrow bandwidth |
Photosynthetically Active Radiation (PAR)* | 3 - high | Cloud sensitive. | VIS channels, range accurately sampled |
Short-wave cloud reflectance | 4 - fair | No specific limitation. | VIS, NIR and SWIR channels |
Snow cover | 2 - very high | Cloud sensitive.. Daylight only. | VIS, NIR and SWIR channels, enabling screening snow from clouds |
Soil moisture at surface | 5 - marginal | Cloud sensitive.. Index only.. Daylight only. | VIS, NIR and SWIR channels. Soil moisture inferred from differential brightness |
Upward short-wave irradiance at TOA | 5 - marginal | Spectral interpolation needed.. Information on BRDF needed. | VIS, NIR and SWIR channels |
Aerosol volcanic ash | 3 - high | Cloud sensitive.. Daylight only. | VIS, NIR and SWIR channels including 760 nm for high-level ashes |
Aerosol volcanic ash Total Column | 3 - high | Cloud sensitive.. Daylight only. | VIS, NIR and SWIR channels including 760 nm for high-level ashes |
Integrated Water Vapour (IWV) | 4 - fair | Cloud sensitive.. Daylight only. | NIR channels in the bands of water vapour around 900 nm and 940 nm |
Sea-ice cover* | 4 - fair | Cloud sensitive.. Daylight only. | VIS, NIR (for contour enhancement) and SWIR (for discrimination from clouds) channels |