Information for Sensor and Index

Formula

General Formula GREEN - RED GREEN + RED
Specific Formula VNIR_Band1 - VNIR_Band2 VNIR_Band1 + VNIR_Band2
Calculated Automatic
Comment

Sensor

Name ASTER
Full Name Advanced Spaceborne Thermal Emission and Reflection Radiometer
Bands 15
Spectrum [nm] 520-11650
Spat.Res. [m] 15-90
Inclination 98.3
Platform
Operator NASA
Date of Launch 1999-12-18
Comment
Usable for Indices yes
Description

Index

Name Normalized Difference Green/Red Normalized green red difference index, Visible Atmospherically Resistant Indices Green (VIgreen)
Abbreviation NGRDI
Formula GREEN - RED GREEN + RED
Variables
Expl. of Variables
Wavelengths 490:570,640:760
Source Original formula
Description

References

Nr. Author/Title Year Comment
1 Gitelson, A. A.; Kaufman, Y. J.; Stark, R.; Rundquist, D. - Novel algorithms for remote estimation of vegetation fraction 2002

Visualisation

Sensor


Index