[MITgcm-support] Open boundary conditions for Internal Waves.

[Jeremy Miller]

Dear MITgcm forum,

I'm sorry for sending multiple emails. The above error I did resolve. I
would still be happy to learn what the default OBCs are, and how to custom
create OBCs.
Best
Jeremy


On Tue, 25 May 2021 at 08:50, Jeremy Miller <jeremysharonmiller at gmail.com>
wrote:

> Dear MITgcm forum,
>
> Hope everyone's well. Following yesterday's email and reading Section
> 8.3.1.4.1 of the docs I attempted to change the file data.obcs myself,
> because I wanted to move from the default grid to Nx ✕ Ny = 120 ✕ 60 .
> Accordingly I changed data.obcs to
>
> # Open-boundaries
>  &OBCS_PARM01
>  OB_Ieast = 60*-1,
>  OB_Iwest = 60*1,
>  OB_Jnorth = 120*-1,
>  OB_Jsouth = 120*1,
>  &
>
> After running I get this error:
>
> At line 2509 of file obcs_readparms.f (unit = 11, file =
> 'scratch1.000000000')
> Fortran runtime error: Cannot match namelist object name c
>
> Please, could you advise.
>
> Best
> Jeremy
>
> On Mon, 24 May 2021 at 13:27, Jeremy Miller <jeremysharonmiller at gmail.com>
> wrote:
>
>> Dear MITgcm forum,
>>
>> Hope all are well. I want to input open boundary conditions (OBCs) for
>> the internal wave verification. I have a few questions.
>>
>> 1. What are the default OBCs ?
>> 2. How does one change the OBCs? I was reading through obcs_calc.F and I
>> found it somewhat difficult to understand (not coming with a Fortran
>> background).
>> 3. Is it possible to output the OBCs from a short python snippet?
>>
>> Best
>> Jeremy Miller
>>
>>
>>
>>
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