<div dir="ltr">Sorry, I forgot to mention I am using GRASS 7.0.0 on windows 7<br><br>Thanks,<br><br>JDC</div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, May 1, 2015 at 11:33 AM, Jake Chila <span dir="ltr"><<a href="mailto:jake.chila@gmail.com" target="_blank">jake.chila@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">hi all,<br><br>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?<br><br>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<br><br><div>7</div><div>8 15 18.49 -116.027755 50.267045</div><div>2</div><div>0</div><div>0</div><div>0</div><div>-1000</div><div>26</div><div><br></div><div>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.<br><br>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!<br><br>Thanks,<br><br>JDC</div></div>
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