[ncl-talk] Ocean water density calculation

[Dennis Shea]

Sorry, 'in coming' should be 'cd incoming'

ftp ftp.cgd.ucar.edu
anonymous
your_email
cd incoming

put THETA.1440x720x50.1993????.nc"
put SALT.1440x720x50.1993????.nc"

quit


On Thu, Mar 1, 2018 at 4:55 PM, Dennis Shea <shea at ucar.edu> wrote:

> This question is not clear to me.
>
> "I have gotten two different minimum and maximum values for density"
>
> test.ncl has: one ?time? step and one set of data ranges
>
> temp=f0[:]->THETA(7,{0:500},{0:6},{80})
> printVarSummary(temp)
> temp at _FillValue=1.e20
>
> salt=f1[:]->SALT(7,{0:500},{0:6},{80})
> salt at _FillValue=1.e20
> printVarSummary(salt)
>
> depth=40
> pd=rho_mwjf(temp, salt, depth)
>
> ---
> n.ncl has ALL [:] ?time? steps and a different set of data ranges
>
> emp=f0[:]->THETA(:,{0:200},{5.5:6},{76:86})
> printVarSummary(temp)
> temp at _FillValue=1.e20
>
> salt=f1[:]->SALT(:,{0:200},{5.5:6},{76:86})
> salt at _FillValue=1.e20
> printVarSummary(salt)
>
> ====
> Are you asking about your array manipulations or abou the
> results from the NCL function:
>    http://www.ncl.ucar.edu/Document/Functions/Contributed/rho_mwjf.shtml
>
> ===
> Really, looking at the scripts with no information from
> 'printVarSummary(...)'
> would be a time consuming effort
>
> Certainly, making  **one** sample THETA and SALT file available would also
> help.
>
> ftp ftp.cgd.ucar.edu
> anonymous
> your_email
> cd in coming
>
> put THETA.1440x720x50.1993????.nc"
> put SALT.1440x720x50.1993????.nc"
>
> quit
>
>
>
> On Wed, Feb 28, 2018 at 10:31 PM, Wickramage Chathurika <
> wickramagechathurika at rocketmail.com> wrote:
>
>> Hello,
>>
>> I am calculating the density of ocean water using ECCO2 model data. I
>> have calculated density by two different methods. One is according to NCL
>> example. But I have gotten two different minimum and maximum values for
>> density. I have attached herewith the two scripts and please help me to
>> figure out the problem with my script. appreciate your help in advance.
>>
>>
>> Kind Regards;
>> Chathu
>>
>>
>> ........................................
>>
>>
>> Wickramage Chathurika Hemamali
>> Msc Research Scholar
>> State Key Laboratory of Tropical Oceanography
>> South China Sea Institute of Oceanology
>> University of Chinese Academy of Science
>> China
>>
>> *Specialized in Oceanography and Marine Geology (Bachelor)*
>> *University of Ruhuna*
>> *Matara*
>> *Sri Lanka*
>>
>> Email : wickramagechathurika at rocketmail.com
>>
>>
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>
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