[MITgcm-support] Floats Advection

[Chris Hill]

Sergio,

 The coords in XC and YC should be valid even in curvilinear
corrdinates. Have you got some examples of XC and YC values you get
together with the local_i,local_j numbers you see.

Thanks,

Chris Hill 

> -----Original Message-----
> From: mitgcm-support-bounces at mitgcm.org 
> [mailto:mitgcm-support-bounces at mitgcm.org] On Behalf Of 
> Sergio Jaramillo
> Sent: Thursday, July 31, 2003 7:35 PM
> To: mitgcm-support at mitgcm.org
> Subject: [MITgcm-support] Floats Advection
> 
> 
> Hi,
> 
> I am setting MITgcm to model the flow in a rotating table. 
> First I tried 
> an example with  cartesian coordinates and it worked very well, I put 
> some floats and they are advected in the way I expected. But now I am 
> running the model with curvilinear coordinates, and even 
> though I have 
> good results regarding the flow, my floats don't move  at all 
> this time. 
> The positions of the floats that I used are in XC, YC 
> coordinates and I 
> don't know if this is correct. I checked in flt_functions.F and the 
> global2local_i, and global2local_j that come out are totally 
> unrealistic.
> 
> I hope that some one can help me with this problem.
> 
> 
> Thanks,
> 
> 
> Sergio Jaramillo
>   Oceanography, Dept. of Earth and Ocean Sciences, Univ. of British 
> Columbia,
>   6270 University Blvd., Vancouver, B.C. CANADA V6T 1Z4
>   phone: (604) 822 - 3911 email:     sjaramillo at eos.ubc.ca
>                                      sju at eos.ubc.ca
> 
> 
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