[gradsusr] gradsusr Digest, Vol 16, Issue 50
saeed bayat
saeedbayat7276 at gmail.com
Sat Jun 25 00:44:42 EDT 2011
Hi Rajuattada
I suggest that use CDO in linux environment for regrid your data.
This is the link:
https://code.zmaw.de/projects/cdo/wiki/Cdo#Documentation
Regards
Saeed Bayat
M.A Student of Climatology
Department of Geography
Ferdowsi University of Mashhad(Iran)
On Sat, Jun 25, 2011 at 7:20 AM, rajuattada
<raju_attadamsc at rediffmail.com>wrote:
> Dear all,
> Whenever i am posting queries to grads users (for help), my actual
> message is not displaying properly.
> What may be the problem ??
>
>
>
> *******************************************Message displaying like this
> way*********************************
>
>
> Dear all,
> I want to do regrid
> from my actual data.
> I have done in two
> ways.
> First i
> used, re command. it is showing following
> error.
>
>
>
> d
> re(rf,0.405,0.405,bs)
> --------->> where rf is variable and 0.405 is my resolution
>
> Syntax Error: Invalid Operand
> '
>
>
> re' not a variable or function name
>
>
>
> Error ocurred at column 1
>
>
>
> DISPLAY error: Invalid expression
>
>
>
> Expression = re(rf,0.405,0.405,bs)
> In
> otherway,
> d regrid2(rf,0.405)
>
>
> Syntax Error: Invalid Operand
>
> 'regrid2'
> not a variable or function name
>
>
> Error ocurred at column 1
>
>
> DISPLAY error: Invalid expression
>
> Expression =
> regrid2(rf,0.405)
>
>
>
>
>
> ********************************************************************************************************************************
> But it is not my actual message
>
> RAJU A
> Research Fellow
> Indian Institute Of Tropical Meteorology
> Dr. Homi Bhabha Road,
> Pashan
> PUNE-411008.
>
> Mobile No:+91-9657192050
>
> On Fri, 24 Jun 2011 13:28:59 +0530 gradsusr-request at gradsusr.org wrote
> >Send gradsusr mailing list submissions to
> >gradsusr at gradsusr.org
> >
> >To subscribe or unsubscribe via the World Wide Web, visit
> >http://gradsusr.org/mailman/listinfo/gradsusr
> >or, via email, send a message with subject or body 'help' to
> >gradsusr-request at gradsusr.org
> >
> >You can reach the person managing the list at
> >gradsusr-owner at gradsusr.org
> >
> >When replying, please edit your Subject line so it is more specific
> >than "Re: Contents of gradsusr digest..."
> >
> >
> >Today's Topics:
> >
> > 1. Re: WebGrADS - a cloud based version of GrADS in yourbrowser
> > (Daniel da Silva)
> > 2. Re: Help on SkewT plot (chilukoti nagaraju)
> > 3. Re: Meridional gradient? (sushant puranik)
> > 4. Help- Regridding (rajuattada)
> > 5. problem in setting time series under while loop
> > (bala vasanthakumar)
> >
> >
> >----------------------------------------------------------------------
> >
> >Message: 1
> >Date: Thu, 23 Jun 2011 21:18:36 -0400
> >From: Daniel da Silva <ddasilva at umd.edu>
> >Subject: Re: [gradsusr] WebGrADS - a cloud based version of GrADS in
> >yourbrowser
> >To: GrADS Users Forum <gradsusr at gradsusr.org>
> >Message-ID: <BANLkTin7j64ik92YtRGQ=qO1SUYrq6sM7A at mail.gmail.com>
> >Content-Type: text/plain; charset="iso-8859-1"
> >
> >On Thu, Jun 23, 2011 at 4:21 AM, Marc Stonestreet <
> >marc.stonestreet1 at gmail.com> wrote:
> >
> >> Daniel - so cool!!!
> >>
> >> It worked straight off - kind of does away with the need to constantly
> >> recompile all the supplibs and get the correct versions as one upgrades
> the
> >> source hey?
> >>
> >> That is one big benefit!
> >
> >
> >> A question :Will my scripts run straight off? They are mostly for
> >> monsoondata. Do I just use the 'run' command as usual?
> >>
> >> Unfortunately right now you cannot run your scripts (unless your scripts
> >happen to be shipped with opengrads). In general, the browser can't access
> >your files unless you explicity upload them. In the future I would like to
> >have a feature where you can upload your scripts and run them on WebGrADS.
> >
> >
> >> Is documentation available somewhere?
> >>
> >>
> >I'm working on documentation now; hope to have some up soon.
> >
> >Cheers,
> >Daniel
> >-------------- next part --------------
> >An HTML attachment was scrubbed...
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> >
> >------------------------------
> >
> >Message: 2
> >Date: Fri, 24 Jun 2011 10:38:00 +0530
> >From: chilukoti nagaraju <chilukotinagaraju at gmail.com>
> >Subject: Re: [gradsusr] Help on SkewT plot
> >To: GrADS Users Forum <gradsusr at gradsusr.org>
> >Message-ID: <BANLkTi=f-RNCgexUd1XPhqd0QOYF-xzw_Q at mail.gmail.com>
> >Content-Type: text/plain; charset="iso-8859-1"
> >
> >Hi Bogdan Antonescu!!!!
> >
> > please visit this site you can find information ans sample programs
> > *http://www.iges.org/grads/gadoc/aboutgriddeddata.html*
> >
> > I think this will help you if you have any problem dont hesitate to
> contact
> >
> >
> >On Thu, Jun 23, 2011 at 7:22 PM, Bogdan Antonescu <
> >antonescu.bogdan at gmail.com> wrote:
> >
> >> Hi,
> >>
> >> I want to plot a SkewT diagram using plotskew.gs.
> >>
> >> The major problem is that all my data are in *.txt format (temperature,
> >> dewpoint, wind speed, and wind direction)
> >> and I don't know how to convert these files in *.dat format and how to
> >> construct the *.ctl file.
> >>
> >> I'd be very grateful if someone has some ideas on how to solve this.
> >>
> >> Cheers,
> >>
> >> Bogdan
> >>
> >> ________________
> >>
> >> Bogdan Antonescu
> >>
> >> Centre for Atmospheric Science
> >> School of Earth, Atmospheric and Environmental Sciences
> >> The University of Manchester
> >> Simon Building, Oxford Road
> >> Manchester, M13 9PL, United Kingdom
> >> Room 3.16, Simon Building
> >> +44 (0)161 306 3911<
> http://www.seaes.manchester.ac.uk/aboutus/staff/staffprofile.php?id=248>
> >>
> >>
> >> _______________________________________________
> >> gradsusr mailing list
> >> gradsusr at gradsusr.org
> >> http://gradsusr.org/mailman/listinfo/gradsusr
> >>
> >>
> >
> >
> >--
> > Nagaraju Chilukoti
> > CCCR,
> > IITM, Pashan
> > Pune 411008
> > Mob.* 09224278979*
> > cnraju at tropmet.res.in <http://goog_932359822>
> > chilukotinagaraju at gmail.com
> >-------------- next part --------------
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> >
> >------------------------------
> >
> >Message: 3
> >Date: Fri, 24 Jun 2011 11:25:02 +0530
> >From: sushant puranik <sushantpuranik at gmail.com>
> >Subject: Re: [gradsusr] Meridional gradient?
> >To: GrADS Users Forum <gradsusr at gradsusr.org>
> >Message-ID: <BANLkTimjMmEBCpaS_2JiRO1tV8+eGh0mYA at mail.gmail.com>
> >Content-Type: text/plain; charset="iso-8859-1"
> >
> >Hi Jeff
> >Can i use same command for longitudinal gradient computation by replacing
> >lat --> lon in the command
> >dy = Re*cdiff(lat,y)*(3.14159/180)
> >
> >thanks
> >
> >Sushant
> >
> >
> >On Tue, May 4, 2010 at 2:33 AM, Jeffrey Duda <jdduda at iastate.edu> wrote:
> >
> >> Li,
> >> If you want to find a temperature gradient, why not just use cdiff? Just
> >> realize that you'll have to use the following expression for dy (the
> >> incremental change in meridional distance between grid points, in
> meters):
> >>
> >> dy = Re*cdiff(lat,y)*(3.14159/180)
> >>
> >> where Re is the radius of the Earth (about 6.371e6 meters, I believe).
> >> This is to account for the projection Grads uses to display your data.
> Hope
> >> this helps.
> >>
> >> Jeff Duda
> >>
> >>
> >> On Mon, May 3, 2010 at 3:20 PM, Li Dong <ldong at unm.edu> wrote:
> >>
> >>> Hello list,
> >>>
> >>> I need to calculate the meridional temperature gradient across 20
> degree
> >>> latitude belt using global gridded data. Below is what I did:
> >>>
> >>> 'open ta.ctl'
> >>> 'set t 1'
> >>> 'set lev 1000'
> >>> 'set lon 0 360'
> >>> 'set lat -80 80'
> >>> 'define Tgrad=ta(lat+10)-ta(lat-10)'
> >>>
> >>> However, Grads complained "Cannot use an offset value with a varying
> >>> dimension". If I set 'lat' at a fixed value, such as 'set lat 40', the
> >>> above script did work, but the downside is that this only gives
> >>> temperature meridional gradient at the specified latitude instead of
> >>> over the entire latitude range. Any inputs would be highly appreciated!
> >>>
> >>> Best,
> >>>
> >>> Li
> >>>
> >>> _______________________________________________
> >>> gradsusr mailing list
> >>> gradsusr at gradsusr.org
> >>> http://gradsusr.org/mailman/listinfo/gradsusr
> >>>
> >>
> >>
> >>
> >> --
> >> Jeff Duda
> >> Iowa State University
> >> Meteorology Graduate Student
> >> 3134 Agronomy Hall
> >> www.meteor.iastate.edu/~jdduda<http://www.meteor.iastate.edu/%7Ejdduda><
> http://www.meteor.iastate.edu/%7Ejdduda>
> >>
> >> _______________________________________________
> >> gradsusr mailing list
> >> gradsusr at gradsusr.org
> >> http://gradsusr.org/mailman/listinfo/gradsusr
> >>
> >>
> >-------------- next part --------------
> >An HTML attachment was scrubbed...
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> >
> >------------------------------
> >
> >Message: 4
> >Date: 24 Jun 2011 06:06:36 -0000
> >From: "rajuattada" <raju_attadamsc at rediffmail.com>
> >Subject: [gradsusr] Help- Regridding
> >To: "gradsusr " <gradsusr at gradsusr.org>
> >Message-ID: <20110624060636.14380.qmail at f4mail-235-237.rediffmail.com>
> >Content-Type: text/plain; charset="utf-8"
> >
> >Dear all,
> > I want to do regrid
> from my actual data.
> > I have done in two
> ways.
> > First i
> used, re command. it is showing following
> error.
> >
> >
>
> d
> re(rf,0.405,0.405,bs)
> > --------->> where rf is variable and 0.405 is my resolution
> >
> Syntax Error: Invalid Operand
> > '
>
>
> re' not a variable or function name
> >
>
>
> Error ocurred at column 1
> >
>
>
> DISPLAY error: Invalid expression
> >
>
>
> Expression = re(rf,0.405,0.405,bs)
> > In
> otherway,
> d regrid2(rf,0.405)
> >
>
> Syntax Error: Invalid Operand
> >
>
> 'regrid2' not a variable or function name
> >
>
> Error ocurred at column 1
> >
>
> DISPLAY error: Invalid expression
> >
>
> Expression = regrid2(rf,0.405)
> >
>
> >
> >
> >
> >
> > There Errors are coming. how can i resolve it.
> >-------------- next part --------------
> >An HTML attachment was scrubbed...
> >URL:
> http://gradsusr.org/pipermail/gradsusr/attachments/20110624/f6573588/attachment-0001.html
> >
> >------------------------------
> >
> >Message: 5
> >Date: 24 Jun 2011 07:55:57 -0000
> >From: "bala vasanthakumar" <bala_vasanthakumar at rediffmail.com>
> >Subject: [gradsusr] problem in setting time series under while loop
> >To: "GrADS Users " <gradsusr at gradsusr.org>
> >Message-ID: <20110624075557.59637.qmail at f4mail-235-120.rediffmail.com>
> >Content-Type: text/plain; charset="utf-8"
> >
> >Deal all can any one help me out by correcting the error, i want to
> plot three display in one ,like period of wave, direction of wavt and
> temperature with diffrent time serious, i made the script but doing some
> error, can any correct the script
> >as the script follows:
> >*Print for wave model valid 06Zn = 1 while (n < 10) 'set t
> 'tt
> >'set lat 16 22''set lon 68 74''set grads off' 'set gxout
> shaded' 'd perpwsfc' 'run cbar.gs'
> 'set gxout grid' 'set digsize 0.12'
> 'set cthick 5.6' 'set ccolor 1' 'd
> htsgwsfc' 'set gxout vector' 'set ccolor
> 1' 'set cthick 5.5' 'set arrscl
> 0.3' 'set arrowhead 0.08' 'd
> -1*sin(dirpwsfc*3.1414/180); -1*cos(dirpwsfc*3.1414/180)'
> 'draw title WAVE PERIOD(Shaded), HEIGHT(Digit),\
> DIRECTION(Vector)\VALID 'n' 'UTC'\'BASED' 'ON' 'Date' 'Hour'
> 'UTC tt = n+1 n = tt
> 'printim c:\OpenGrADS\WV_'n'.png'endwhile'c'
> >
> >
> >want to plot th time series and the validiyt should come dynamically
> >
> >
> >thanking u
> >
> >P BalavasanthakumarSr ManagerSDSBangalore - 560 017080-25237615
> >-------------- next part --------------
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> >
> >------------------------------
> >
> >_______________________________________________
> >gradsusr mailing list
> >gradsusr at gradsusr.org
> >http://gradsusr.org/mailman/listinfo/gradsusr
> >
> >
> >End of gradsusr Digest, Vol 16, Issue 50
> >****************************************
> >
>
>
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