SuperView-2 Ctr4

Carter Stress Index 4 for SuperView-2

Vegetation Satellite Provider: SPACEWILL

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Applications

Plant stress monitoring

Chlorophyll-related stress detection

Vegetation health assessment

Early warning of plant decline

Precision agriculture

Quick Stats

Category: vegetation

Sensor: SuperView-2

Provider: SPACEWILL

Bands Used: 2

Description

A vegetation stress index using the ratio of red edge (710nm) to NIR (760nm) reflectance. This index is particularly sensitive to changes in chlorophyll content and plant stress.

Formulas

General Formula

SuperView-2 Specific Formula

Red_Edge / NIR1

Spectral Band Visualization

Band Wavelengths

re1: 710

nir: 760

Code Examples

ctr4.py

References

Carter (1994). Ratios of leaf reflectances in narrow wavebands as indicators of plant stress.

le Maire et al. (2004). Towards universal broad leaf chlorophyll indices using PROSPECT simulated database and hyperspectral reflectance measurements.

Main et al. (2011). An investigation into robust spectral indices for leaf chlorophyll estimation.