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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Tahereh,<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Try this:<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal>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<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Hope it helps.<span style='font-size:11.0pt;font-family:
"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:#1F497D'>Galebonwe Ramaphane</span><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:#1F497D'>Department of Meteorological Services</span><span
style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:#1F497D'>P.O. BOX 10100</span><span style='font-size:11.0pt;font-family:
"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:#1F497D'>Gaborone</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:#1F497D'>Botswana</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:#1F497D'>Tel: +267 3612200</span><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> Mobile: +267 74435261</span><span style='font-size:11.0pt;
font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p>
</div>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p> </o:p></span></p>
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<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
gradsusr-bounces@gradsusr.org [mailto:gradsusr-bounces@gradsusr.org] <b>On
Behalf Of </b>T. haghroosta<br>
<b>Sent:</b> Thursday, August 09, 2012 7:58 PM<br>
<b>To:</b> gradsusr@gradsusr.org<br>
<b>Subject:</b> Re: [gradsusr] Drawing something (line, point,...) over the map<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Dear
Jennifer,<br>
<br>
I did it but it didn't work. Maybe I didn't do that correctly. Could you
please explain more. As an example here is my work : I would like to show
points (8.3 120.6) and (9 119.3) and also the line between them over my maps.<br>
<o:p></o:p></span></p>
<table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width=143
style='width:107.0pt;border-collapse:collapse'>
<tr style='height:15.0pt'>
<td width=79 style='width:59.0pt;border:solid windowtext 1.0pt;padding:0in 0in 0in 0in;
height:15.0pt'>
<p class=MsoNormal><span style='font-family:"Arial","sans-serif"'>Latitude</span><o:p></o:p></p>
</td>
<td width=64 style='width:48.0pt;border:solid windowtext 1.0pt;border-left:
none;padding:0in 0in 0in 0in;height:15.0pt'>
<p class=MsoNormal><span style='font-family:"Arial","sans-serif"'>longitude</span><o:p></o:p></p>
</td>
</tr>
<tr style='height:15.0pt'>
<td width=79 style='width:59.0pt;border:solid windowtext 1.0pt;border-top:
none;padding:0in 0in 0in 0in;height:15.0pt'>
<p class=MsoNormal><span style='font-family:"Arial","sans-serif"'>8.3</span><o:p></o:p></p>
</td>
<td width=64 style='width:48.0pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0in 0in 0in 0in;
height:15.0pt'>
<p class=MsoNormal><span style='font-family:"Arial","sans-serif"'>120.6</span><o:p></o:p></p>
</td>
</tr>
<tr style='height:15.0pt'>
<td width=79 style='width:59.0pt;border:solid windowtext 1.0pt;border-top:
none;padding:0in 0in 0in 0in;height:15.0pt'>
<p class=MsoNormal><span style='font-family:"Arial","sans-serif"'>9</span><o:p></o:p></p>
</td>
<td width=64 style='width:48.0pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;padding:0in 0in 0in 0in;
height:15.0pt'>
<p class=MsoNormal><span style='font-family:"Arial","sans-serif"'>119.3</span><o:p></o:p></p>
</td>
</tr>
</table>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><br>
<br>
Regards,<br>
<br>
Tahereh<br>
<br>
<o:p></o:p></span></p>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>>
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 specific
coordinates? For example I would like to show the position or the track (moving
path) of a typhoon on a map. Is it possible to put some points (with specific
coordinates) or lines on a map seperate from contours?<br>
> <br>
> Regards,<br>
> <br>
> Tahereh <br>
> -------------- next part --------------<br>
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> URL: http://gradsusr.org
/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 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 <jeffd! uda319@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 to<br>
> > 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 anyon! e 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/mailma! n/listinfo/gradsusr<br>
> ><br>
> ><br>
> -------------- next part --------------<br>
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<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 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
with sp ecific coordinates? For example I would like to show the position or
the track (moving path) of a typhoon on a map. Is it possible to put some
points (with specific coordinates) or lines on a 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>
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> <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>
> ****************************************<o:p></o:p></span></p>
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