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Re: UTM Map Projection Produces Incorrect Results [message #78164]

Mon, 31 October 2011 12:23

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

David Fanning writes:

> In the tests I've done, these seem to be passed properly,
> except in the case of the UTM projection. I honestly
> haven't been able to track down HOW the UTM projection works
> from the code I've looked at, but I agree that it is working
> *somehow* if I use the Walbeck projection.

By the way, I am in the process of updating all of my
map projection software (MapCoord, GeoCoord, etc.) to
work around this bug. It should be available soon.

In the one application that caused all this confusion in
the first place, the changes work great!

Cheers,

David

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

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[Message index]

		Re: UTM Map Projection Produces Incorrect Results By: David Fanning on Mon, 31 October 2011 12:23
		Re: UTM Map Projection Produces Incorrect Results By: David Fanning on Mon, 31 October 2011 12:20
		Re: UTM Map Projection Produces Incorrect Results By: Fabzou on Mon, 31 October 2011 12:08
		Re: UTM Map Projection Produces Incorrect Results By: lecacheux.alain on Mon, 31 October 2011 11:33
		Re: UTM Map Projection Produces Incorrect Results By: David Fanning on Mon, 31 October 2011 11:21
		Re: UTM Map Projection Produces Incorrect Results By: Fabzou on Mon, 31 October 2011 11:06
		Re: UTM Map Projection Produces Incorrect Results By: David Fanning on Mon, 31 October 2011 10:42
		Re: UTM Map Projection Produces Incorrect Results By: MarioIncandenza on Mon, 31 October 2011 10:02
		Re: UTM Map Projection Produces Incorrect Results By: Andrew Cool on Thu, 03 November 2011 19:11
		Re: UTM Map Projection Produces Incorrect Results By: chris_torrence@NOSPAM on Tue, 01 November 2011 09:04

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