Information for Sensor and Index

Formula

General Formula ( 700nm 670nm ) ( a · 670 + 670nm + b ) 2 ( a2 + 1 ) 0.5
Specific Formula ( Red_edge Red ) ( Red_edge - Green 150 · 670 + Red + ( Green - ( Red_edge - Green 150 · 550 ) ) ) 2 ( Red_edge - Green 1502 + 1 ) 0.5
Calculated Automatic
Comment

Sensor

Name RapidEye
Full Name TACHYS (Rapid), MATI (Eye), CHOMA (Earth), CHOROS (Space), TROCHIA (Orbit)
Bands 5
Spectrum [nm] 440-850
Spat.Res. [m] 5-5
Inclination 0
Platform
Operator Rapid eye AG
Date of Launch 2008-08-29
Comment
Usable for Indices yes
Description

Index

Name Chlorophyll Absorption Ratio Index
Abbreviation CARI
Formula ( 700nm 670nm ) ( a · 670 + 670nm + b ) 2 ( a2 + 1 ) 0.5
Variables b=(550nm-((700nm-550nm)/150*550)), a=(700nm-550nm)/150
Expl. of Variables
Wavelengths 550,670,700
Source Original formula
Description

References

Nr. Author/Title Year Comment
1 Main, Russell; Cho, Moses Azong; Mathieu, Renaud; O€™Kennedy, Martha M.; Ramoelo, Abel; Koch, Susan - An investigation into robust spectral indices for leaf chlorophyll estimation 2011

Visualisation

Sensor


Index