Information for Sensor and Index

Formula

General Formula	$(1.5 \frac{2.5 (800nm - 670nm) - 1.3 (800nm - 550nm)}{\sqrt{{(2 800nm + 1)}^{2} - (6 800nm - 5 \sqrt{670nm}) - 0.5}})$
Specific Formula	$(1.5 \frac{2.5 (near_infrared - red) - 1.3 (near_infrared - green)}{\sqrt{{(2 near_infrared + 1)}^{2} - (6 near_infrared - 5 \sqrt{red}) - 0.5}})$
Calculated	Automatic
Comment

Sensor

Name	SPOT 5
Full Name	Syst?me Probatoire d?Observation de la Terre, sp?ter: Satellite Pour l?Observation de la Terre
Bands	5
Spectrum [nm]	480-1750
Spat.Res. [m]	2.5-20
Inclination	98.7
Platform	SPOT
Operator	CNES (Centre National d'Etudes Spatiales)
Date of Launch	2002-05-04
Comment	Stereo capability
Usable for Indices	yes
Description

Index

Name	Modified Chlorophyll Absorption in Reflectance Index 2
Abbreviation	MCARI2
Formula	$(1.5 \frac{2.5 (800nm - 670nm) - 1.3 (800nm - 550nm)}{\sqrt{{(2 800nm + 1)}^{2} - (6 800nm - 5 \sqrt{670nm}) - 0.5}})$
Variables
Expl. of Variables
Wavelengths	550,670,800
Source	Original formula
Description

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Sensor

Index