WorldView 3 MSI

Moisture Stress Index for WorldView 3

Vegetation Satellite Provider: MAXAR

Applications

Vegetation Water Stress
Drought Monitoring
Irrigation Management
Forest Fire Risk Assessment
Agricultural Water Management

Quick Stats

Category: vegetation
Sensor: WorldView 3
Provider: MAXAR
Bands Used: 2

Description

Simple ratio index for detecting vegetation water stress and moisture content. Higher values indicate greater water stress in vegetation.

Formulas

General Formula

WorldView 3 Specific Formula

SWIR2 / NIR1

Spectral Band Visualization

Band Wavelengths

NIR: 820 nm
SWIR1: 1600 nm

Code Examples

msi.py

References

Hunt & Rock (1989)