[MITgcm-support] Location of U/V in grid

[Dimitris Menemenlis]

... and YC is not YU and XC is not XV.
Approximate locations for a curvilinear grid would be
U(i,j) : ((XG(i,j)+XG(i,j+1))/2,(YG(i,j)+YG(i,j+1))/2)
V(i,j) : ((XG(i,j)+XG(i+1,j))/2,(YG(i,j)+YG(i+1,j))/2)

On May 20, 2009, at 9:16 AM, Martin Losch wrote:

> T/S are located at XC,YC. (not XG,YG)
> Otherwise you are correct for cartesian and lat/lon grids, however,
> for a curvilinear grid, XG is not XU, YG is not YV exactly.
>
> M.
>
> On May 20, 2009, at 4:01 PM, David Hebert wrote:
>
>> Judging from Figure 2.10 of the online help, are the values of U
>> locates at XG, YC? Similary, are V located at XC, YG? And T/S
>> located at XG,YG? I'd like to use these model outputs for storage of
>> data and computations if necessary.
>>
>> Thanks,
>>
>> David
>>
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>
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Dimitris Menemenlis <menemenlis at jpl.nasa.gov>
Jet Propulsion Lab, California Institute of Technology
MS 300-323, 4800 Oak Grove Dr, Pasadena CA 91109-8099, USA
tel: 818-354-1656;  cell: 818-625-6498;  fax: 818-393-6720