[GRASS-user] GRASS crashes while running i.atcorr

[Jake Chila]

Sorry, I forgot to mention I am using GRASS 7.0.0 on windows 7

Thanks,

JDC

On Fri, May 1, 2015 at 11:33 AM, Jake Chila <jake.chila at gmail.com> wrote:

> hi all,
>
> So I am trying to run i.atcorr but every time I run it, the whole program
> goes unresponsive and crashes. Has anyone experienced this before? Is there
> any way I can fix it?
>
> One thing that might be causing it is my parameters text file. I'm not
> totally sure I understand what all the fields are but here is an example of
> the parameter files I have created. This one is for the second band of a
> landsat 5 TM scene over central British Columbia
>
> 7
> 8 15 18.49 -116.027755 50.267045
> 2
> 0
> 0
> 0
> -1000
> 26
>
> I understand most of the parameters except the aerosol model, mean target
> elevation and sensor height. Are these in the metadata file? I don't know
> about the aerosol module, but for the elevation, doesn't this come from the
> DEM attached? Lastly, I went with -1000 for sensor height because the grass
> wiki page says -1000 sensor height (here, sensor on board a satellite) so I
> assumed this was a preset value.
>
> Once again, I don't know if the parameter file is the issue, or the only
> issue at least, so any advice running i.atcorr would be much appreciated!
>
> Thanks,
>
> JDC
>
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