[MITgcm-support] Modelling at the Poles

[Benjamin Ocampo]

Hi Dimitris:

Thank you for the response. I will run cs_4km code and determine how I can
set the latitude and
longitude ranges including the resolution.

Cheers,
Benjamin

On Sat, Apr 16, 2016 at 5:53 AM, Menemenlis, Dimitris (329C) <
Dimitris.Menemenlis at jpl.nasa.gov> wrote:

> There is a couple example MITgcm Arctic Ocean configurations here:
> http://mitgcm.org/viewvc/MITgcm/MITgcm_contrib/arctic/
> and here: http://mitgcm.org/viewvc/MITgcm/MITgcm_contrib/arctic40km/
>
> On Apr 15, 2016, at 9:59 PM, Benjamin Ocampo <rurik at ualberta.ca> wrote:
>
> Hi All:
>
> My apologies if I have been littering the support with unanswerable
> questions but
> I appear to be at a conundrum.
>
> My current objective is to try to get a spherical regional model to
> successfully work
> at the North pole but I am at a loss. As far as I know, there exists a
> singularity
> at latitude = 90N due to the spherical laplacian term in the Navier-Stokes
> equation and hence convenctional lat-lon grids do not work.
>
> Thus, I have read into using the exch2 package to determine if it is
> feasible to
> get a regional model working at the North Pole. However, I am at a loss as
> I am
> not familiar in setting up the data.exch2 file (for a single face) with a
> fixed lat-lon
> domains (eg. 0E to 360E, 80N to 90N or 0E to 360E, -90N to -80N) with
> dlat and dlon resolution (eg. dlat = 0.1,dlon = 0.1 resolution).
>
> Does using the package exch2 provide a feasible method for regional
> modelling at the poles? If so, how do I correctly set up the data.exch2
> file?
>
> Cheers,
> Benjamin
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