[gradsusr] Station data

Thomas Davies tsd.davies at gmail.com
Thu Feb 18 07:01:20 EST 2016


I just tried to run station2modelgrid.c on the above text file, however
when I plot in GrADS there are only 2 values in the wrong place


​

On Thu, Feb 18, 2016 at 11:56 AM, Thomas Davies <tsd.davies at gmail.com>
wrote:

> Do you mean like the attached file?
>
> On Thu, Feb 18, 2016 at 2:15 AM, Jayakrishnan P.R <
> prjayakrishnan at gmail.com> wrote:
>
>> I think the problem is with the exact reading of the text file and
>> writing as binary file due to formatting. Could you send me the unformatted
>> text file may be like this. I have done this without formatting as your
>> case.
>> *2016 02 17 22 station1 60.749 -0.854 1005 *
>> *2016 02 17 22 station2 60.139 -1.183 1006 *
>> *2016 02 17 22 **station3 60.447 -1.277 950  *
>>
>> On Thu, Feb 18, 2016 at 7:04 AM, Thomas Davies <tsd.davies at gmail.com>
>> wrote:
>>
>>> Hi,
>>>
>>> I am trying to plot station data recieved from UKMO datapoint. I have
>>> written the data to a text file like this (Following the tutorial here:
>>> http://cookbooks.opengrads.org/index.php?title=Recipe-013:_Gridding_and_Plotting_Station_Data
>>> ):
>>>
>>>
>>> *2016 02 17 22 station1 60.749 -0.854 1005 2016 02 17 22 station2 60.139
>>> -1.183 1006 2016 02 17 22 station3 60.447 -1.277 950 2016 02 17 22 station4
>>> 60.111 -2.063 1004 2016 02 17 22 station5 58.954 -2.9 1006 2016 02 17 22
>>> station6 58.214 -6.325 1004 2016 02 17 22 station7 57.725 -4.896 1007 2016
>>> 02 17 22 station8 57.859 -5.636 1006 2016 02 17 22 station9 57.257 -5.809
>>> 1007 2016 02 17 22 station10 57.4175 -5.689 950 2016 02 17 22 station11
>>> 58.288 -4.442 1006 2016 02 17 22 station12 56.867 -4.708 1009 2016 02 17 22
>>> station13 57.819 -3.966 1007 2016 02 17 22 station14 57.206 -3.827 1008
>>> 2016 02 17 22 station15 57.116 -3.642 950 2016 02 17 22 station16 57.6494
>>> -3.5606 1007 2016 02 17 22 station17 57.712 -3.322 1007 2016 02 17 22
>>> station18 58.454 -3.089 1006 2016 02 17 22 station19 57.077 -2.836 1009
>>> 2016 02 17 22 station20 57.206 -2.202 1008 2016 02 17 22 station21 56.497
>>> -6.887 1007 2016 02 17 22 station22 55.681 -6.256 1009 2016 02 17 22
>>> station23 55.441 -5.699 1009 2016 02 17 22 station24 54.859 -4.936 1011
>>> 2016 02 17 22 station25 55.907 -4.533 1010 2016 02 17 22 station26 55.515
>>> -4.585 1010 2016 02 17 22 station27 56.326 -3.729 1009 2016 02 17 22
>>> station28 56.423 -4.32 950 2016 02 17 22 station29 54.803 -4.008 1010 2016
>>> 02 17 22 station30 55.627 -3.735 1010 2016 02 17 22 station31 55.709 -2.383
>>> 1009 2016 02 17 22 station32 55.928 -3.343 1009 2016 02 17 22 station33
>>> 56.377 -2.862 1009 2016 02 17 22 station34 54.0849 -4.6321 1011 2016 02 17
>>> 22 station35 54.5181 -3.615 1011 2016 02 17 22 station36 54.614 -3.157 1011
>>> 2016 02 17 22 station37 54.125 -3.257 1010 2016 02 17 22 station38 54.933
>>> -2.963 1010 2016 02 17 22 station39 55.05 -2.553 1010 2016 02 17 22
>>> station40 54.501 -2.684 1011 2016 02 17 22 station41 54.572 -2.413 1010
>>> 2016 02 17 22 station42 54.684 -2.45 950 2016 02 17 22 station43 55.285
>>> -2.279 1010 2016 02 17 22 station44 55.02 -1.88 1009 2016 02 17 22
>>> station45 55.421 -1.6 1009 2016 02 17 22 station46 54.204 -1.39 1010 2016
>>> 02 17 22 station47 54.563 -0.863 1009 2016 02 17 22 station48 54.362 -0.673
>>> 950 2016 02 17 22 station49 54.094 -0.174 1008 2016 02 17 22 station50
>>> 53.252 -4.537 1011 *
>>>
>>> I wrote it in the exact same format as the link above and ran
>>> station2modelgrid.c (using TCC compiler for windows), as well as stnmap
>>> with this descriptor file:
>>>
>>> *DSET ^station.dat*
>>> *DTYPE station*
>>> *STNMAP ^station.map*
>>> *UNDEF -999.0*
>>> *TITLE station data test*
>>> *TDEF 1 linear 22Z17FEB2016 1mo*
>>> *VARS 1*
>>> *slp  0  99  SLP*
>>> *ENDVARS*
>>>
>>> However when I open station.ctl in GrADS and plot the slp variable no
>>> values are displayed. I have tried changing the format of the text
>>> file/C-script however nothing has worked for me.
>>>
>>> If anybody can spot a problem or provide an alternative C script with
>>> notes about the text file formatting (I don't know any C or Fortran)
>>>
>>> Thanks in advance.
>>>
>>> _______________________________________________
>>> gradsusr mailing list
>>> gradsusr at gradsusr.org
>>> http://gradsusr.org/mailman/listinfo/gradsusr
>>>
>>>
>>
>>
>> --
>> Sincerely
>>
>> **************************************************
>> Dr. Jayakrishnan P.R
>> Post Doctoral Research Fellow
>> C308, Institute of Ocean and Earth Sciences (IOES)
>> University of Malaya
>> 50603, Kuala Lumpur
>> Tel: (+603) 7967 4640 / 6995
>> Mobile: 012-3526094
>>
>> ****************************************************
>>
>>
>>
>>
>>
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>>
>
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