[RegCNET] Re: mosaic orography

[Simon Krichak]

Hi Xunqiang & Jeremy,

When running the TerrainS should one use the terrain data of the same (or 
higher) resolution as that used in the Terrain? What are your 
recommendations.

Thanks,

Simon

----- Original Message ----- 
From: "BI XUNQIANG" <bixq at ictp.trieste.it>
To: "M.Sudhanshu Shekhar" <gmraja75 at hotmail.com>
Cc: <j_karmacharya at hotmail.com>; <regcnet at ictp.trieste.it>
Sent: Monday, December 06, 2004 10:57 AM
Subject: RE: mosaic orography


>
> Hi, M.Sudhanshu Shekhar:
>
> On Tue, 30 Nov 2004, M.Sudhanshu Shekhar wrote:
>
>> I didn't got any reply yet regarding the mosaic orography. Is it the same 
>> thing of
>> using the sub-Bats scheme ? If so, then its not a problem. Otherwise, let 
>> me
>> clearify (if any) what is the mosaic orography and how to use it ? I 
>> guess its
>> related something to smoothening of the orography.
>>
>
> To run sub-BATS experiment, you need run TerrainS, Terrain, then the rest
> steps:
>
> In domain.param file of TerrainS directory, you need specify ngrid (number
> of subgrid in one direction of one coarse grid) and set IY, JX, CLAT,
> CLON, etc. the same number you plan to set in Terrain directory. And also
> give the names of the output. (For example, if ngrid=4, then the name
> would be '../../Input/DOMAIN4.INFO' and '../../Input/DOMAIN4.CTL')
>
> After you run task in TerrainS successfully, go to Terrain directory, and
> set NZ the same number as NGRID you set in TerrainS directory.
>
> run ICBC and RegCM Main codes as usual.
>
> If you computer couldn't treat file bigger than 2Gb, then you might need
> split the SUB.yyyymmddhh file (instead of one file per month, you might
> need have one file every 10 days).
>
> Best regards,
> Xunqiang Bi
>
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