[gradsusr] average over list of t not range

[James Ciarlo`]

Thanks Stephen, that worked

On 17 May 2011 22:49, Stephen McMillan <smcmillan at planalytics.com> wrote:

> James,
> I could not see one of the responses so this may be redundant, but see if
> attached sample script helps.
>
> Stephen McMillan
>
>
> On Tue, May 17, 2011 at 4:01 PM, Jeffrey Duda <jdduda at iastate.edu> wrote:
>
>> James,
>> If your list of times is truly irregular (i.e., there is no mathematical
>> pattern that can be used to shorthand the list, even if pointwise) then you
>> will have to list out each of the times or files to get your average.
>>
>> Jeff Duda
>>
>>
>> On Tue, May 17, 2011 at 2:41 PM, James Ciarlo` <james.ciarlo at physics.org>wrote:
>>
>>> you misunderstand me. I have two files, uwind.nc, vwind.nc and I want to
>>> produce a spatial plot (lon = 35 68, lat = 0 75) of u;v for each of these
>>> time values and average out the result. I have more lists, so typing out
>>> define for each time value and then using x+y+...+z/n is not really a good
>>> option
>>>
>>> can anyone help me out?
>>>
>>> On 17 May 2011 17:51, saeed bayat <saeedbayat7276 at gmail.com> wrote:
>>>
>>>> Hi James
>>>> If you work in linux environment, you can use these command for create a
>>>> file with time series or a file that is average of several files:
>>>> for make a file include average all of files: ncra 1.nc 2.nc 3 .nc 4.nc
>>>> 5.nc  output.nc
>>>> for create a file include time series of all files: ncrcat 1.nc 2.nc
>>>> 3.nc 4.nc output.nc
>>>>
>>>> regards
>>>>
>>>> Saeed Bayat
>>>> M.Sc Student of Climatology
>>>> Ferdowsi University of Mashhad(Iran)
>>>> saeedbayat7276 at gmail.com
>>>>
>>>> On Tue, May 17, 2011 at 12:49 PM, James Ciarlo` <
>>>> james.ciarlo at physics.org> wrote:
>>>>
>>>>> Dear gradsusrs,
>>>>>
>>>>> I want to produce the average of several irregular lists of time stamps
>>>>> for u and v wind. Now I know that normally one can use d
>>>>> ave(u,time=00Z01JAN1985,time=00Z01JAN1990) for example but I want to
>>>>> consider only the dates listed below. How can I do this?
>>>>>
>>>>> 00Z01AUG1984
>>>>> 00Z01OCT1986
>>>>> 00Z01DEC1989
>>>>> 00Z01JUL1990
>>>>> 00Z01DEC1992
>>>>> 00Z01FEB1993
>>>>> 00Z01FEB1994
>>>>> 00Z01JUN1995
>>>>> 00Z01APR1998
>>>>> 00Z01SEP1998
>>>>> 00Z01MAY2001
>>>>> 00Z01JUN2001
>>>>> 00Z01NOV2007
>>>>> 00Z01APR2008
>>>>> 00Z01NOV2008
>>>>> 00Z01FEB2009
>>>>> 00Z01JUL2009
>>>>>
>>>>>
>>>>> Regards,
>>>>>
>>>>> James
>>>>>
>>>>> _______________________________________________
>>>>> gradsusr mailing list
>>>>> gradsusr at gradsusr.org
>>>>> http://gradsusr.org/mailman/listinfo/gradsusr
>>>>>
>>>>>
>>>>
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>>>
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>>
>>
>> --
>> Jeff Duda
>> Iowa State University
>> Meteorology Graduate Student
>> 3134 Agronomy Hall
>> www.meteor.iastate.edu/~jdduda <http://www.meteor.iastate.edu/%7Ejdduda>
>>
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>>
>>
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