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Re: Spherical gridding [message #35497 is a reply to message #21747]

Thu, 19 June 2003 04:54

Haje Korth
Messages: 651
Registered: May 1997

Senior Member

I am using "griddata", which has been included with IDL since version 5.5.
It is much more powerful than sph_sct.

Haje

--

"Elias J. Hunter" <hunter@imcs.rutgers.edu> wrote in message
news:3EF0A470.1080008@imcs.rutgers.edu...
> Hello,
>
> I have a matrix of surface pressure north of 60N, that is currently on a
> gaussian lat-lon grid. My goal is to interpolate this grid to a one
> degree by one degree lat-lon grid. Now when I attempt this using
> sph_sct, the field south of 75 degrees lat looks good, the grid north of
> 75 degrees lat is a mess.
>
> My guess is that the longitudinal resolution north of 75 degrees on the
> new grid is so fine relative to the old grid, its creating a problem. I
> suppose it could also be becasue I'm getting closer to the singularity
> at the pole.
>
> Has anybody addressed a similar difficulty using sph_scat?
>
> Thanks,
> Eli
>

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[Message index]

		spherical gridding By: Sylvain Carette on Sun, 17 September 2000 00:00
		Re: Spherical gridding By: JD Smith on Thu, 19 June 2003 15:31
		Re: Spherical gridding By: Liam E. Gumley on Thu, 19 June 2003 12:17
		Re: Spherical gridding By: Liam E. Gumley on Thu, 19 June 2003 12:14
		Re: Spherical gridding By: Haje Korth on Thu, 19 June 2003 11:45
		Re: Spherical gridding By: Haje Korth on Thu, 19 June 2003 11:42
		Re: Spherical gridding By: Ben Tupper on Thu, 19 June 2003 10:11
		Re: Spherical gridding By: Paul Van Delst[1] on Thu, 19 June 2003 09:32
		Re: Spherical gridding By: Ben Tupper on Thu, 19 June 2003 09:14
		Re: Spherical gridding By: hunter on Thu, 19 June 2003 08:35
		Re: Spherical gridding By: hunter on Fri, 20 June 2003 11:06
		Re: Spherical gridding By: Liam E. Gumley on Thu, 19 June 2003 07:41
		Re: Spherical gridding By: Haje Korth on Thu, 19 June 2003 04:54
		Re: Spherical gridding By: wmconnolley on Wed, 18 June 2003 12:09

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