[MITgcm-support] changing rSphere

[Jonathan Mitchell]

Hmm, this is something I haven't learned about yet.  Is there 
documentation on these "tile*.mitgrid" files?

Many thanks,
Jonathan

On Apr 14, 2005, at 8:02 PM, Ed Hill wrote:

> On Thu, 2005-04-14 at 16:42 -0500, Jonathan Mitchell wrote:
>>
>> I'm able to change planetary parameters for all but the radius of the
>> planet, "rSphere", which if I set below 3500 km, the model produces
>> NaNs (but doesn't stop running).  Any suggestions?
>
> Hi Jonathan,
>
> Are you using a cubesphere grid?  If so, are you scaling some of the
> necessary grid quantities (lengths, areas) in accordance with the
> planetary radius?  We have sample MatLAB scripts in CVS that you can
> readily modify to read, write, and scale these "tile*.mitgrid" files if
> needed.
>
> The more senior MITgcm developers (eg. Alistair, Chris, Jean-Michel, 
> and
> Patrick) have a better grasp on the numerics and perhaps one of them 
> can
> suggest other things to check?  Please?  ;-)
>
> Ed
>
> -- 
> Edward H. Hill III, PhD
> office:  MIT Dept. of EAPS;  Rm 54-1424;  77 Massachusetts Ave.
>              Cambridge, MA 02139-4307
> emails:  eh3 at mit.edu                ed at eh3.com
> URLs:    http://web.mit.edu/eh3/    http://eh3.com/
> phone:   617-253-0098
> fax:     617-253-4464
>
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>
----------------------------------------------
Jonathan Mitchell
Dept. of Astronomy & Astrophysics
University of Chicago
773.834.2160 (w)
773.702.8212 (fax)
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