Multi-Sensor Aerosol Products Sampling System (MAPSS)

N ational Aeronautics and Space Adm inistration

Melanie Follette-Cook and Pawan Gupta

Satellite Remote Sensing of Dust, Fires, Smoke, and Air Quality, July 10-12, 2018

Multi-Sensor Aerosol Products Sampling System (MAPSS)

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Multi-Sensor Aerosol Products Sampling System (MAPSS)

• MAPSS is a portal for evaluating and comparing various aerosol datasets with AERONET

http://giovanni.gsfc.nasa.gov/aerostat/

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Step 1: Select a Station

Enter a station nameor click browse to make a selection using a map

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Step 2: Select Plot Type and AERONET Measurement

Select: Scatter Plot

Select: AERONET aerosols, Ver. 2

Select: AOD - interpolated

Select: AOD at 550 nm

Select: Mean

Lastly, click: Add

Rimrock

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Selected Measurements Will Appear

Rimrock

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Step 3: Select Satellite Measurement

Select: MODIS aerosols L2 (Aqua), ver. 006

Select: AOD 550nm-combined

Select: AOD 550nm-combined

Select: Mean

Lastly, click: Add

Rimrock

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X and Y Axis Information Will Appear in the Selected Measurements Section

These are the two parameters that will be compared in the analysis

Rimrock

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Step 4: Select a Date Range

Make sure both datasets are available for the selected range. You can verify this by clicking here

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Step 5: Click Plot Data and Wait for Results

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• Which two parameters were compared?

• What is the location of the AERONET station you selected?

• Describe (correlation, slope, quality, etc.) the comparison of satellite AOD to AERONET in your region.

Exercise Questions: