# Information for Sensor and Index

## Formula

General Formula $\frac{{\mathrm{NIR}}}{{\mathrm{RED}}+\frac{{b}}{{a}}}$ $\frac{{\mathrm{15}}}{{9}+\frac{{b}}{{a}}}$ Automatic

## Sensor

Name MERIS Medium Resolution Imaging Spectrometer 15 407.5-905 300-300 68.5 Envisat ESA 0000-00-00 15 spectral bands, programmable in width and position, in the visible and near infra-red yes

## Index

Name Soil-adjusted vegetation index 2 SAVI2 $\frac{{\mathrm{NIR}}}{{\mathrm{RED}}+\frac{{b}}{{a}}}$ The actual gain (a) and intercept (b) values of the soil line rather than assuming them to be 1 and 0, respectively 640:760,780:1400 Original formula