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Dear Galebonwe,<BR>
<BR>
I did it, but unfortunately it didn't work. I got these errors: <BR>
1- query error : syntax is query w2xy lon lat <BR>
2- draw error : invalid line coordinate<BR> <BR>
Now what should I do?<BR>
<BR>
Regards,<BR>
Tahereh<BR>
<BR>
<DIV>
<DIV id=SkyDrivePlaceholder></DIV>> From: gradsusr-request@gradsusr.org<BR>> Subject: gradsusr Digest, Vol 30, Issue 21<BR>> To: gradsusr@gradsusr.org<BR>> Date: Fri, 10 Aug 2012 10:08:42 -0400<BR>> <BR>> Send gradsusr mailing list submissions to<BR>> gradsusr@gradsusr.org<BR>> <BR>> To subscribe or unsubscribe via the World Wide Web, visit<BR>> http://gradsusr.org/mailman/listinfo/gradsusr<BR>> or, via email, send a message with subject or body 'help' to<BR>> gradsusr-request@gradsusr.org<BR>> <BR>> You can reach the person managing the list at<BR>> gradsusr-owner@gradsusr.org<BR>> <BR>> When replying, please edit your Subject line so it is more specific<BR>> than "Re: Contents of gradsusr digest..."<BR>> <BR>> <BR>> Today's Topics:<BR>> <BR>> 1. Re: How to calculate the pressure gradient? (Djordje Romanic)<BR>> 2. (no subject) (Kouakou Kouadio)<BR>> 3. Re: Drawing something (line, point,...) over the map<BR>> (Galebonwe Ramaphane)<BR>> <BR>> <BR>> ----------------------------------------------------------------------<BR>> <BR>> Message: 1<BR>> Date: Fri, 10 Aug 2012 14:09:17 +0200<BR>> From: Djordje Romanic <djordje8@gmail.com><BR>> Subject: Re: [gradsusr] How to calculate the pressure gradient?<BR>> To: GrADS Users Forum <gradsusr@gradsusr.org><BR>> Message-ID:<BR>> <CACWmqDdvhR7XwaN-PVDfWrpf8MhRtjt9PFT8KP-adveg9S7XjQ@mail.gmail.com><BR>> Content-Type: text/plain; charset="iso-8859-1"<BR>> <BR>> Thanks Jeff...<BR>> <BR>> Cheers,<BR>> Djordje<BR>> <BR>> <BR>> <BR>> On Thu, Aug 9, 2012 at 6:30 PM, Jeff Duda <jeffduda319@gmail.com> wrote:<BR>> <BR>> > Djordje,<BR>> > Since cdiff performs a centered difference, if you use the expressions<BR>> > suggested by another Grads user on this thread, you would only want to use<BR>> > dx since 2*dx is already implied in the definition.<BR>> ><BR>> > Jeff<BR>> ><BR>&g
t; ><BR>> > On Thu, Aug 9, 2012 at 1:50 AM, Djordje Romanic <djordje8@gmail.com>wrote:<BR>> ><BR>> >> Thanks,<BR>> >><BR>> >> Since I only need the pressure gradient, and not the pressure gradient<BR>> >> force, I should exclude 1/rho. Just one clarification. When I use cdiff<BR>> >> function for pressure (e.g. in LON direction), should I divide it with dx<BR>> >> or 2*dx. I believe that 2*dx would be correct.<BR>> >><BR>> >> Regards,<BR>> >> Djordje<BR>> >><BR>> >><BR>> >> On Wed, Aug 8, 2012 at 7:08 PM, Jeff Duda <jeffduda319@gmail.com> wrote:<BR>> >><BR>> >>> The pressure gradient is simply 1/rho * del(p), where del(p) is the<BR>> >>> gradient operator, which can be displayed in Grads using the mathematical<BR>> >>> decomposition of the gradient operator (i.e., derivatives in the x- and<BR>> >>> y-directions). Use cdiff for those derivatives. Note, you'll have to<BR>> >>> define your x- and y- grid spacing values as well. See the examples on the cdiff<BR>> >>> help page <http://www.iges.org/grads/gadoc/gradfunccdiff.html> for how<BR>> >>> to do that.<BR>> >>><BR>> >>> Jeff Duda<BR>> >>><BR>> >>> On Wed, Aug 8, 2012 at 5:48 AM, Djordje Romanic <djordje8@gmail.com>wrote:<BR>> >>><BR>> >>>> Dear Users,<BR>> >>>><BR>> >>>> I have to calculate the pressure gradient in a given area (Southeast<BR>> >>>> Europe) and I have a pressure date at 2.5 x 2.5 degrees (reanalysis data).<BR>> >>>> Does anyone know how to calculate it in GrADS and how to show the results<BR>> >>>> in the vector form?<BR>> >>>><BR>> >>>> Thanks in advance.<BR>> >>>><BR>> >>>> Regards,<BR>> >>>
;> Djordje Romanic<BR>> >>>> M.Sc. in Meteorology<BR>> >>>> Cell: +38164 254 3539<BR>> >>>> www.linkedin.com (Djordje Romanic profile)<BR>> >>>><BR>> >>>><BR>> >>>> _______________________________________________<BR>> >>>> gradsusr mailing list<BR>> >>>> gradsusr@gradsusr.org<BR>> >>>> http://gradsusr.org/mailman/listinfo/gradsusr<BR>> >>>><BR>> >>>><BR>> >>><BR>> >>><BR>> >>> --<BR>> >>> Jeff Duda<BR>> >>> Graduate research assistant<BR>> >>> University of Oklahoma School of Meteorology<BR>> >>> Center for Analysis and Prediction of Storms<BR>> >>><BR>> >>><BR>> >>> _______________________________________________<BR>> >>> gradsusr mailing list<BR>> >>> gradsusr@gradsusr.org<BR>> >>> http://gradsusr.org/mailman/listinfo/gradsusr<BR>> >>><BR>> >>><BR>> >><BR>> >> _______________________________________________<BR>> >> gradsusr mailing list<BR>> >> gradsusr@gradsusr.org<BR>> >> http://gradsusr.org/mailman/listinfo/gradsusr<BR>> >><BR>> >><BR>> ><BR>> ><BR>> > --<BR>> > Jeff Duda<BR>> > Graduate research assistant<BR>> > University of Oklahoma School of Meteorology<BR>> > Center for Analysis and Prediction of Storms<BR>> ><BR>> ><BR>> > _______________________________________________<BR>> > gradsusr mailing list<BR>> > gradsusr@gradsusr.org<BR>> > http://gradsusr.org/mailman/listinfo/gradsusr<BR>> ><BR>> ><BR>> -------------- next part --------------<BR>> An HTML attachment was scrubbed...<BR>> URL: http://gradsusr.org/pipermail/gradsusr/attachments/20120810/f6a44bc1/attachment-0001.html <BR>> <BR>> ---------
---------------------<BR>> <BR>> Message: 2<BR>> Date: Fri, 10 Aug 2012 13:29:28 +0000<BR>> From: Kouakou Kouadio <kouekkd@gmail.com><BR>> Subject: [gradsusr] (no subject)<BR>> To: gradsusr@gradsusr.org<BR>> Message-ID:<BR>> <CACjBvToO5W70-76DpQq3QfPNa1dQwuP-qHMABPgmr-0MjAE+Lg@mail.gmail.com><BR>> Content-Type: text/plain; charset="iso-8859-1"<BR>> <BR>> Dear Users,<BR>> <BR>> I'm trying to install grads-2.0.a8.oga.1 on my laptop.<BR>> I respect the different instructions. I use suse 12.1.<BR>> When i execute grads i met the following message:<BR>> <BR>> grads: missing required directory<BR>> </opt/opengrads/Linux/i686> ---><BR>> at /opt/opengrads/grads line 157.<BR>> <BR>> In the /opt/opengrads/Linux/ directory i can't found the file i686 but i<BR>> met x86_64\@..<BR>> <BR>> I don't now what i can do.<BR>> Please give me any proposition to resolve this problem.<BR>> <BR>> <BR>> <BR>> Thanks in advance.<BR>> <BR>> <BR>> Kouadio Kouakou<BR>> <BR>> Doctorant au Laboratoire Lapa-MF (Universit? de Cocody Abidjan)<BR>> C?te d'Ivoire.<BR>> -------------- next part --------------<BR>> An HTML attachment was scrubbed...<BR>> URL: http://gradsusr.org/pipermail/gradsusr/attachments/20120810/0b9a4599/attachment-0001.html <BR>> <BR>> ------------------------------<BR>> <BR>> Message: 3<BR>> Date: Fri, 10 Aug 2012 16:08:22 +0200<BR>> From: "Galebonwe Ramaphane" <GRamaphane@gov.bw><BR>> Subject: Re: [gradsusr] Drawing something (line, point,...) over the<BR>> map<BR>> To: "GrADS Users Forum" <gradsusr@gradsusr.org><BR>> Message-ID:<BR>> <C29C568A454A0849982F608873BBC01D016B6746@imsnt001.meteo.gov.bw><BR>> Content-Type: text/plain; charset="us-ascii"<BR>> <BR>> Tahereh,<BR>> <BR>> <BR>> <BR>> Try this:<BR>> <BR>> <BR>> <BR>> Set line 2 1 6<BR>> lon1= 120.6<BR>> lat1= 8.3<BR>> q w2xy lon1 lat1<BR>> x1
= subwrd(result,3)<BR>> y1 = subwrd(result,6)<BR>> lon2= 119.3<BR>> lat2= 9<BR>> q w2xy lon2 'lat2<BR>> x2 = subwrd(result,3)<BR>> y2 = subwrd(result,6)<BR>> draw line x1 y1 x2 y2<BR>> <BR>> <BR>> <BR>> Hope it helps.<BR>> <BR>> <BR>> <BR>> Galebonwe Ramaphane<BR>> <BR>> Department of Meteorological Services<BR>> <BR>> P.O. BOX 10100<BR>> <BR>> Gaborone<BR>> <BR>> Botswana<BR>> <BR>> Tel: +267 3612200<BR>> <BR>> Mobile: +267 74435261<BR>> <BR>> <BR>> <BR>> From: gradsusr-bounces@gradsusr.org<BR>> [mailto:gradsusr-bounces@gradsusr.org] On Behalf Of T. haghroosta<BR>> Sent: Thursday, August 09, 2012 7:58 PM<BR>> To: gradsusr@gradsusr.org<BR>> Subject: Re: [gradsusr] Drawing something (line, point,...) over the map<BR>> <BR>> <BR>> <BR>> Dear Jennifer,<BR>> <BR>> I did it but it didn't work. Maybe I didn't do that correctly. Could you<BR>> please explain more. As an example here is my work : I would like to<BR>> show points (8.3 120.6) and (9 119.3) and also the line between them<BR>> over my maps.<BR>> <BR>> <BR>> Latitude<BR>> <BR>> longitude<BR>> <BR>> 8.3<BR>> <BR>> 120.6<BR>> <BR>> 9<BR>> <BR>> 119.3<BR>> <BR>> <BR>> <BR>> Regards,<BR>> <BR>> Tahereh<BR>> <BR>> <BR>> <BR>> > From: gradsusr-request@gradsusr.org<BR>> > Subject: gradsusr Digest, Vol 30, Issue 19<BR>> > To: gradsusr@gradsusr.org<BR>> > Date: Thu, 9 Aug 2012 12:00:01 -0400<BR>> > <BR>> > Send gradsusr mailing list submissions to<BR>> > gradsusr@gradsusr.org<BR>> > <BR>> > To subscribe or unsubscribe via the World Wide Web, visit<BR>> > http://gradsusr.org/mailman/listinfo/gradsusr<BR>> > or, via email, send a message with subject or body 'help' to<BR>> > gradsusr-request@gradsusr.org<BR>> > <BR>> > You can reach the person managing the list at<BR>> > gradsusr-owner
@gradsusr.org<BR>> > <BR>> > When replying, please edit your Subject line so it is more specific<BR>> > than "Re: Contents of gradsusr digest..."<BR>> > <BR>> > <BR>> > Today's Topics:<BR>> > <BR>> > 1. Drawing something (line, point,...) over the map (T. haghroosta)<BR>> > 2. Re: How to calculate the pressure gradient? (Djordje Romanic)<BR>> > 3. Re: Drawing so! mething (line, point,...) over the map<BR>> > (Jennifer Adams)<BR>> > <BR>> > <BR>> > ----------------------------------------------------------------------<BR>> > <BR>> > Message: 1<BR>> > Date: Thu, 9 Aug 2012 06:29:08 +0000<BR>> > From: "T. haghroosta" <haghroosta@hotmail.com><BR>> > Subject: [gradsusr] Drawing something (line, point,...) over the map<BR>> > To: <gradsusr@gradsusr.org><BR>> > Message-ID: <SNT104-W2403A6A7F39D90ECA64A85DDCC0@phx.gbl><BR>> > Content-Type: text/plain; charset="windows-1256"<BR>> > <BR>> > <BR>> > Dear All,<BR>> > <BR>> > I have to repeat my question, Is it possible to draw a path with<BR>> specific coordinates? For example I would like to show the position or<BR>> the track (moving path) of a typhoon on a map. Is it possible to put<BR>> some points (with specific coordinates) or lines on a map seperate from<BR>> contours?<BR>> > <BR>> > Regards,<BR>> > <BR>> > Tahereh <BR>> > -------------- next part --------------<BR>> &g! t; An HTML attachment was scrubbed...<BR>> > URL: http://gradsusr.org<BR>> /pipermail/gradsusr/attachments/20120809/31e826ca/attachment-0001.html <BR>> > <BR>> > ------------------------------<BR>> > <BR>> > Message: 2<BR>> > Date: Thu, 9 Aug 2012 08:50:25 +0200<BR>> > From: Djordje Romanic <djordje8@gmail.com><BR>> > Subject: Re: [gradsusr] How to calculate the pressure gradient?<BR>> > To: GrADS Users Forum <
gradsusr@gradsusr.org><BR>> > Message-ID:<BR>> > <CACWmqDci6TS4nRbjv=RRU3bvvGPW=Q-zRTmGoNTETK+=k3MsYw@mail.gmail.com><BR>> > Content-Type: text/plain; charset="iso-8859-1"<BR>> > <BR>> > Thanks,<BR>> > <BR>> > Since I only need the pressure gradient, and not the pressure gradient<BR>> > force, I should exclude 1/rho. Just one clarification. When I use<BR>> cdiff<BR>> > function for pressure (e.g. in LON direction), should I divide it with<BR>> dx<BR>> > or 2*dx. I believe that 2*dx would be correct.<BR>> > <BR>> > Regards,<BR>> > Djordje<BR>> > <BR>> > <BR>> > On Wed, Aug 8, 2012 at 7:08 PM, Jeff Duda <jeffd! uda319@gmail.com><BR>> wrote:<BR>> > <BR>> > > The pressure gradient is simply 1/rho * del(p), where del(p) is the<BR>> > > gradient operator, which can be displayed in Grads using the<BR>> mathematical<BR>> > > decomposition of the gradient operator (i.e., derivatives in the x-<BR>> and<BR>> > > y-directions). Use cdiff for those derivatives. Note, you'll have to<BR>> > > define your x- and y- grid spacing values as well. See the examples<BR>> on the cdiff<BR>> > > help page <http://www.iges.org/grads/gadoc/gradfunccdiff.html> for<BR>> how to<BR>> > > do that.<BR>> > ><BR>> > > Jeff Duda<BR>> > ><BR>> > > On Wed, Aug 8, 2012 at 5:48 AM, Djordje Romanic<BR>> <djordje8@gmail.com>wrote:<BR>> > ><BR>> > >> Dear Users,<BR>> > >><BR>> > >> I have to calculate the pressure gradient in a given area<BR>> (Southeast<BR>> > >> Europe) and I have a pressure date at 2.5 x 2.5 degrees (reanalysis<BR>> data).<BR>> > >> Does anyon! e know how to calculate it in GrADS and how to show the<BR>> results<BR>> > ; >> in the vector form?<BR>> > >><BR>> > >> Thanks in ad
vance.<BR>> > >><BR>> > >> Regards,<BR>> > >> Djordje Romanic<BR>> > >> M.Sc. in Meteorology<BR>> > >> Cell: +38164 254 3539<BR>> > >> www.linkedin.com (Djordje Romanic profile)<BR>> > >><BR>> > >><BR>> > >> _______________________________________________<BR>> > >> gradsusr mailing list<BR>> > >> gradsusr@gradsusr.org<BR>> > >> http://gradsusr.org/mailman/listinfo/gradsusr<BR>> > >><BR>> > >><BR>> > ><BR>> > ><BR>> > > --<BR>> > > Jeff Duda<BR>> > > Graduate research assistant<BR>> > > University of Oklahoma School of Meteorology<BR>> > > Center for Analysis and Prediction of Storms<BR>> > ><BR>> > ><BR>> > > _______________________________________________<BR>> > > gradsusr mailing list<BR>> > > gradsusr@gradsusr.org<BR>> > > http://gradsusr.org/mailma! n/listinfo/gradsusr<BR>> > ><BR>> > ><BR>> > -------------- next part --------------<BR>> > An HTML attachment was scrubbed...<BR>> > URL:<BR>> http://gradsusr.org/pipermail/gradsusr/attachments/20120809/55f3fca3/att<BR>> achment-0001.html <BR>> > <BR>> > ------------------------------<BR>> > <BR>> > Message: 3<BR>> > Date: Thu, 9 Aug 2012 06:56:13 -0400<BR>> > From: Jennifer Adams <jma@cola.iges.org><BR>> > Subject: Re: [gradsusr] Drawing something (line, point,...) over the<BR>> > map<BR>> > To: GrADS Users Forum <gradsusr@gradsusr.org><BR>> > Message-ID: <50D53664-74F9-4A5D-9998-DE85D9E72D7A@cola.iges.org><BR>> > Content-Type: text/plain; charset="us-ascii"<BR>> > <BR>> > Yes. Use 'qw2xy' to convert world coordinates to x,y coordinates on<BR>> the page. Then use 'draw line' to connect the points. <BR>> > --Jennifer<BR>> > <BR>>
> <BR>> > On Aug 9, 2012, at 2:29 AM, T. haghroosta wrote:<BR>> > <BR>> > > Dear All,<BR>> > > <BR>> > &g! t; I have to repeat my question, Is it possible to draw a path<BR>> with sp ecific coordinates? For example I would like to show the<BR>> position or the track (moving path) of a typhoon on a map. Is it<BR>> possible to put some points (with specific coordinates) or lines on a<BR>> map seperate from contours?<BR>> > > <BR>> > > Regards,<BR>> > > <BR>> > > Tahereh<BR>> > > _______________________________________________<BR>> > > gradsusr mailing list<BR>> > > gradsusr@gradsusr.org<BR>> > > http://gradsusr.org/mailman/listinfo/gradsusr<BR>> > <BR>> > --<BR>> > Jennifer M. Adams<BR>> > IGES/COLA<BR>> > 4041 Powder Mill Road, Suite 302<BR>> > Calverton, MD 20705<BR>> > jma@cola.iges.org<BR>> > <BR>> > <BR>> > <BR>> > -------------- next part --------------<BR>> > An HTML attachment was scrubbed...<BR>> > URL:<BR>> http://gradsusr.org/pipermail/gradsusr/attachments/20120809/20c6500c/att<BR>> achment-0001.html <BR>> > <BR>> > ------------------------------<BR>> > <BR>> > _______________________________________________<BR>> > gradsu! sr mailing list<BR>> > gradsusr@gradsusr.org<BR>> > http://gradsusr.org/mailman/listinfo/gradsusr<BR>> > <BR>> > <BR>> > End of gradsusr Digest, Vol 30, Issue 19<BR>> > ****************************************<BR>> <BR>> -------------- next part --------------<BR>> An HTML attachment was scrubbed...<BR>> URL: http://gradsusr.org/pipermail/gradsusr/attachments/20120810/77394017/attachment.html <BR>> <BR>> ------------------------------<BR>> <BR>> _______________________________________________<BR>> gradsusr mailing list<BR>> gradsusr@gradsusr.org<BR>> http://gradsusr.org/mailman/l
istinfo/gradsusr<BR>> <BR>> <BR>> End of gradsusr Digest, Vol 30, Issue 21<BR>> ****************************************<BR></DIV> </div></body>
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