[ncl-talk] Need a clarification for "getMidMonDay" function in NCL

[Md. Jalal Uddin]

I got the “crop.ncl” file. Thank you so much for your continuous support.

On Thu, 9 Jun 2022 at 07:59, Md. Jalal Uddin <dmjalal90 at gmail.com> wrote:

> Thank you so much, sir. I am using NCL 6.6.2 on Windows 10. I could not
> load the “crop.ncl” file. Could I have this file?
>
> I am sorry for the inconvenience caused.
>
> ১১:২৩ PM এ বুধ, ৮ জুন, ২০২২ এ Dennis Shea <shea at ucar.edu> লিখেছেন:
>
>> Oops. My bad!  I did not document the function.
>> getMidMonDay is a utility function contained within the 'crop' library
>> load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/crop.ncl"
>> ====
>> The code is 'simple'
>>
>> undef("getMidMonDay")
>> function getMidMonDay(time:numeric)
>> ;
>> ; utility function
>> ; The input 'time' (seconds/hours/days since ...") has the middle of the
>> month
>> ; This returns the (*approximate*) 'middle day' of the current month as
>> an integer
>> ; "Approximate" because day 15 is used for all months ...
>> ;      rather than 14 (Feb), 14.5 (Leap year Feb) or 15.5 (31 day months).
>> ; This is more than adequate.
>>
>> local date, yyyy, mm, dd, jday
>> begin
>>     date = cd_calendar(time, 0)
>>     yyyy = toint(date(:,0))
>>     mm   = toint(date(:,1))
>>
>>     dd   = conform(mm, 15, -1)    ; approx mid month
>>
>>     jday = day_of_year(yyyy, mm, dd)
>>
>>     copy_VarCoords(time, jday)
>>     jday at long_name = "mid-month day of current year"
>>     return(jday)
>> end
>>
>> On Wed, Jun 8, 2022 at 3:43 AM Md. Jalal Uddin via ncl-talk <
>> ncl-talk at mailman.ucar.edu> wrote:
>>
>>> Hi all,
>>>
>>> The fao56_1.ncl (
>>> https://www.ncl.ucar.edu/Applications/Scripts/fao56_1.ncl) script
>>> used "getMidMonDay" function to get the middle day of the month, but it
>>> seems that this function is not exist.
>>>
>>> How to get the middle day of the month to compute evapotranspiration? Is
>>> it similar to the "day_of_year" function (
>>> https://www.ncl.ucar.edu/Document/Functions/Built-in/day_of_year.shtml)?
>>>
>>> Regards,
>>> Jalal
>>> --
>>> *Md. Jalal Uddin*
>>> Founder and Director of Research Society
>>> PhD candidate - Atmospheric Physics and Atmospheric Environment (NUIST)
>>> M.Sc. in Applied Meteorology (NUIST)
>>> B.Sc. in Disaster Management (PSTU)
>>> Email: founder-and-director at researchsociety20.org,
>>> 20205103002 at nuist.edu.cn <dmjalal90 at nuist.edu.cn>
>>> Website: *https://researchsociety20.org/founder-and-director/
>>> <https://researchsociety20.org/founder-and-director/>*
>>> ResearchGate profile: https://www.researchgate.net/profile/Md_Uddin125
>>> YouTube channel:https://www.youtube.com/jalalsdream
>>> Cell: +8613260859092, +8801792052662
>>>
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>> --
> *Md. Jalal Uddin*
> Founder and Director of Research Society
> PhD candidate - Atmospheric Physics and Atmospheric Environment (NUIST)
> M.Sc. in Applied Meteorology (NUIST)
> B.Sc. in Disaster Management (PSTU)
> Email: founder-and-director at researchsociety20.org,
> 20205103002 at nuist.edu.cn <dmjalal90 at nuist.edu.cn>
> Website: *https://researchsociety20.org/founder-and-director/
> <https://researchsociety20.org/founder-and-director/>*
> ResearchGate profile: https://www.researchgate.net/profile/Md_Uddin125
> YouTube channel:https://www.youtube.com/jalalsdream
> Cell: +8613260859092, +8801792052662
>


-- 
*Md. Jalal Uddin*
Founder and Director of Research Society
PhD candidate - Atmospheric Physics and Atmospheric Environment (NUIST)
M.Sc. in Applied Meteorology (NUIST)
B.Sc. in Disaster Management (PSTU)
Email: founder-and-director at researchsociety20.org, 20205103002 at nuist.edu.cn
<dmjalal90 at nuist.edu.cn>
Website: *https://researchsociety20.org/founder-and-director/
<https://researchsociety20.org/founder-and-director/>*
ResearchGate profile: https://www.researchgate.net/profile/Md_Uddin125
YouTube channel:https://www.youtube.com/jalalsdream
Cell: +8613260859092, +8801792052662
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