comp.lang.idl-pvwave archive: archive » Overlaying data on a MODIS reprojected image created with the TrueColor package

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Re: Overlaying data on a MODIS reprojected image created with the TrueColor package [message #92379 is a reply to message #92377]

Fri, 04 December 2015 11:18

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

steven_abel@hotmail.com writes:

> So when I said the original image on the map looks about right I was perhaps being generous! The coastlines are offset in places by a few tenths of a degree latitude for example. Note that the grid unit is 250 metres so much smaller than this difference.
>
> Perhaps I am making incorrect assumptions on what the image output by the TrueColor package contains i.e. the info in the gpd file is not sufficient.

It is not entirely unknown for the map projection information in a file
to just be wrong. :-)

I really can't speak intelligently about it without seeing it. Can you
send me the image?

Cheers,

David
--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.idlcoyote.com/
Sepore ma de ni thue. ("Perhaps thou speakest truth.")

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[Message index]

		Overlaying data on a MODIS reprojected image created with the TrueColor package By: Steve[7] on Fri, 04 December 2015 02:12
		Re: Overlaying data on a MODIS reprojected image created with the TrueColor package By: David Fanning on Fri, 04 December 2015 05:57
		Re: Overlaying data on a MODIS reprojected image created with the TrueColor package By: Steve[7] on Fri, 04 December 2015 07:43
		Re: Overlaying data on a MODIS reprojected image created with the TrueColor package By: David Fanning on Fri, 04 December 2015 11:18
		Re: Overlaying data on a MODIS reprojected image created with the TrueColor package By: Steve[7] on Fri, 04 December 2015 11:24
		Re: Overlaying data on a MODIS reprojected image created with the TrueColor package By: Steve[7] on Mon, 07 December 2015 01:35
		Re: Overlaying data on a MODIS reprojected image created with the TrueColor package By: Steve[7] on Wed, 16 December 2015 01:49

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