Information for Sensor and Index

Formula

General Formula	$a \frac{NIR - a \cdot RED - b}{a \cdot NIR + RED - a \cdot b + X (1 + a^{2})}$
Specific Formula	$1.22 \frac{10 - 1.22 1 - 0.03}{1.22 10 + 1 - 1.22 \cdot 0.03 + 0.08 (1 + {1.22}^{2})}$
Calculated	Automatic
Comment

Sensor

Name	MVISR
Full Name	Multichannel Visible and Infrared Scan Radiometer
Bands	10
Spectrum [nm]	430-12200
Spat.Res. [m]	0-0
Inclination	0
Platform	Chinese FengYun-1 (FY-1C)
Operator	China
Date of Launch	1999-05-10
Comment	The FY-1C satellite was destroyed by a Chinese Anti-Satellite weapon. The successor FY-1D carries the same sensor and is still operating but with reduced functionality.
Usable for Indices	yes
Description

Index

Name	Adjusted transformed soil-adjusted VI
Abbreviation	ATSAVI
Formula	$a \frac{NIR - a \cdot RED - b}{a \cdot NIR + RED - a \cdot b + X (1 + a^{2})}$
Variables	X=0.08, a=1.22, b=0.03
Expl. of Variables
Wavelengths	640:760,780:1400
Source	Original formula
Description

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