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20011210: problem with gdlist (fwd)


---------- Forwarded message ----------
Date: Mon, 10 Dec 2001 08:59:30 -0800 (PST)
From: David Ovens <address@hidden>
To: Robert Mullenax <address@hidden>
Subject: Re: problem with gdlist

Robert,

I wasn't sure you'd found a workaround.  In case you haven't, this
works: garea = -30;330;30;390

David
-- 

David Ovens             e-mail: address@hidden
(206) 685-8108          plan: Real-time MM5 forecasting for Pacific Northwest
Research Meteorologist
Dept of Atmospheric Sciences, Box 351640
University of Washington
Seattle, WA  98195

Robert Mullenax wrote:
>
> We are seeing a strange problem with gdlist and I was wondering if anyone
> else has seen this and knows of a workaround.
>
> We are trying to list the winds and temps from the thinned AVN grids
> in an area over Africa bounded by 30S,30W and 30N,30E.  So for
> garea=-30;-30;30;30 and proj=ced, we get something we don't want,
> we get every longitude from -30 around the world and back to -30.
>
> We did some experimenting and found that whenever we cross 0 deg longitude
> in garea it gives us output from each point around the globe back to the
> starting
> point.  We tried 5.4, 5.6d and 5.6e.   This may be a known thing, but I
> was unable to find anything in thw archives.
>
> Thanks,
> Robert
>
> Robert Mullenax
> Weather Systems Administrator
> Universal Weather and Aviation