[ncl-talk] odd plotting striations in MODIS MCD19A2 data

Dennis Shea shea at ucar.edu
Tue Jul 16 17:03:32 MDT 2019


re:" ...  numerous striations in the data. Is this data correct and is this
caused by the limitations of the MODIS sensor or is it caused from
something else?"

The data are correct. This is the nature of swath data.

On Tue, Jul 16, 2019 at 1:16 PM Herb, Jason via ncl-talk <ncl-talk at ucar.edu>
wrote:

> Hello,
>
>
> I have been working with the MODIS AOD data I have attached 5 png files
> being a plot of each of scan for each satellite pass for a given day as
> well as the total plot for the entire day. The top panel is the averaged
> AOD measurements and the bottom panel is the number of data points for a
> grid pixle all have bee plotted at dlat=0.025. My question is looking at
> the data plots in the bottom panel there appear numerous striations in the
> data. Is this data correct and is this caused by the limitations of the
> MODIS sensor or is it caused from something else?
>
>
> Thanks,
>
> Jason
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