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Re: Overlaying multiple plots on top of map [message #78275 is a reply to message #78274]

Mon, 07 November 2011 15:12

Axel[1]
Messages: 10
Registered: January 2011

Junior Member

David,
Thanks... works just fine with the position keyword with proper
parameters. The error message " no coordinate system established "
threw me off, I guess.. Should've caught this though.

Axel
On Nov 7, 12:41 pm, David Fanning <n...@dfanning.com> wrote:
> Axel writes:
>> Thanks for your reply. I played around with that before. When I issue
>> a map_set command followed by a plot command with /noerase and
>> position:
>
>> MAP_SET, /LAMBERT, 90, 0, -55, /ISOTROPIC, $
>> /GRID, LATDEL=10, LONDEL=10, $
>> /CONTINENTS, E_CONTINENTS={FILL:1}, /HORIZON, $
>> TITLE = 'Polar Lambert',limit=[50,-180,90.,180],$
>> label=3
>
>> plot,[0,30],[0,30],position='[0.1,0.2,0.1,0.2]',/noerase,/ nodata
>
>> I get an error: No coordinate system established.
>
>> Any ideas on how to get around that... .
>
> I would say put values in your POSITION keyword
> that don't result in a axis of zero length! ;-)
>
> Cheers,
>
> David
>
> P.S. I can't really tell what you are trying to do here,
> but I think I would have the POSITION keyword on the
> MAP_SET command, too, if you are trying to establish a coordinate
> system that is coincident with the map projection.
>
> position=[0.1, 0.1, 0.9, 0.9]
>
> would be a better choice than what you have. :-)
>
> --
> 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: Overlaying multiple plots on top of map By: David Fanning on Mon, 07 November 2011 15:54
		Re: Overlaying multiple plots on top of map By: Axel[1] on Mon, 07 November 2011 15:12
		Re: Overlaying multiple plots on top of map By: David Fanning on Mon, 07 November 2011 12:41
		Re: Overlaying multiple plots on top of map By: Axel[1] on Mon, 07 November 2011 12:22
		Re: Overlaying multiple plots on top of map By: David Fanning on Fri, 04 November 2011 15:46

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