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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>You need to have a second plot command in your script with longitude set to cover the remainder of the chart:<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 adapting this into your plotting commands:<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'>* Set chart longitude extremes<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'>Lon1 = -180;* west longitude extreme of your plotting area<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Lon2 = 180;* east longitude extreme of your plotting area<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'>*Set longitude environment<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'>‘set lon ’Lon1’ ‘Lon2<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'>* if your east extreme is on or east of 74.16 this will plot<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>* everything from 74.16 to Lon2 (i.e.what you have now)<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'>If(Lon2 >= 74.16)<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>‘d skip(u_velocity*1.95,50,50);v_velocity*1.95’<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>endif<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'>*Set new variables shifting your longitude domain round by 360 degrees<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'>Lona = Lon1 + 360<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Lonb = Lon2 + 360<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'>*If your west extreme is to the west of 74.16 it will use the new shifted domain<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>*and plot everything up to 434.062<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>*You may get a thin meridional line on the chart at 74.16 in contoured/shaded plots by doing this<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>*You can attempt to remove this line by using the const function when plotting<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>* e.g. ‘d const(contoured_field, 0, -u)’<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'>if(Lon1 < 74.16)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'> 'set lon 'Lona' 'Lonb<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>‘d skip(u_velocity*1.95,50,50);v_velocity*1.95’<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>endif<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'><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'>Kieren Marsh<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 style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> gradsusr-bounces@gradsusr.org [mailto:gradsusr-bounces@gradsusr.org] <b>On Behalf Of </b>Anil Kumar Sharma<br><b>Sent:</b> 28 January 2014 11:16<br><b>To:</b> jma@cola.iges.org; GrADS Users Forum<br><b>Subject:</b> [gradsusr] Help on displaying NetCDF data with Grads.<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Hi Jennifer and GrADS Users,</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>I have NetCDF file (<a href="http://nomads.ncep.noaa.gov/pub/data/nccf/com/rtofs/prod/rtofs.20140127/rtofs_glo_2ds_n024_daily_prog.nc">RTOFS Global</a>) downloaded from </span><span style='font-size:10.0pt;color:#1F497D'><a href="http://nomads.ncep.noaa.gov/pub/data/nccf/com/rtofs/prod/rtofs.20140127/rtofs_glo_2ds_n024_daily_prog.nc">NOMADS server</a></span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>. Ncdump of the file is</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><br>netcdf D\:/OceanCurrentData/2014/01/22/20140122_rtofs_glo_2ds_n024_daily_prog {<br>dimensions:<br> MT = UNLIMITED ; // (1 currently)<br> Y = 3298 ;<br> X = 4500 ;<br> Layer = 1 ;<br>variables:<br> double MT(MT) ;<br> MT:long_name = "time" ;<br> MT:units = "days since 1900-12-31 00:00:00" ;<br> MT:calendar = "standard" ;<br> MT:axis = "T" ;<br> double Date(MT) ;<br> Date:long_name = "date" ;<br> Date:units = "day as %Y%m%d.%f" ;<br> Date:C_format = "%13.4f" ;<br> Date:FORTRAN_format = "(f13.4)" ;<br> int Layer(Layer) ;<br> Layer:units = "layer" ;<br> Layer:positive = "down" ;<br> Layer:axis = "Z" ;<br> int Y(Y) ;<br> Y:point_spacing = "even" ;<br> Y:axis = "Y" ;<br> int X(X) ;<br> X:point_spacing = "even" ;<br> X:axis = "X" ;<br> float Latitude(Y, X) ;<br> Latitude:standard_name = "latitude" ;<br> Latitude:units = "degrees_north" ;<br> float Longitude(Y, X) ;<br> Longitude:standard_name = "longitude" ;<br> Longitude:units = "degrees_east" ;<br> Longitude:modulo = "360 degrees" ;<br> float u_velocity(MT, Layer, Y, X) ;<br> u_velocity:coordinates = "Longitude Latitude Date" ;<br> u_velocity:standard_name = "eastward_sea_water_velocity" ;<br> u_velocity:units = "m/s" ;<br> u_velocity:_FillValue = 1.267651e+030f ;<br> u_velocity:valid_range = -2.09935f, 2.310735f ;<br> u_velocity:long_name = " u-veloc. [90.9H]" ;<br> float v_velocity(MT, Layer, Y, X) ;<br> v_velocity:coordinates = "Longitude Latitude Date" ;<br> v_velocity:standard_name = "northward_sea_water_velocity" ;<br> v_velocity:units = "m/s" ;<br> v_velocity:_FillValue = 1.267651e+030f ;<br> v_velocity:valid_range = -2.275719f, 2.274807f ;<br> v_velocity:long_name = " v-veloc. [90.9H]" ;<br> float sst(MT, Y, X) ;<br> sst:coordinates = "Longitude Latitude Date" ;<br> sst:standard_name = "sea_surface_temperature" ;<br> sst:units = "degC" ;<br> sst:_FillValue = 1.267651e+030f ;<br> sst:valid_range = -6.057281f, 32.59346f ;<br> sst:long_name = " sea surf. temp. [90.9H]" ;<br> float sss(MT, Y, X) ;<br> sss:coordinates = "Longitude Latitude Date" ;<br> sss:standard_name = "sea_surface_salinity" ;<br> sss:units = "psu" ;<br> sss:_FillValue = 1.267651e+030f ;<br> sss:valid_range = 1.749605f, 40.75261f ;<br> sss:long_name = "sea surf. salnity [90.9H]" ;<br> float layer_density(MT, Layer, Y, X) ;<br> layer_density:coordinates = "Longitude Latitude Date" ;<br> layer_density:standard_name = "sea_water_potential_density" ;<br> layer_density:units = "sigma" ;<br> layer_density:_FillValue = 1.267651e+030f ;<br> layer_density:valid_range = 0.f, 0.f ;<br> layer_density:long_name = " density [90.9H]" ;<br><br>// global attributes:<br> :Conventions = "CF-1.0" ;<br> :title = "HYCOM ATLb2.00" ;<br> :institution = "National Centers for Environmental Prediction" ;<br> :source = "HYCOM archive file" ;<br> :experiment = "90.9" ;<br> :history = "archv2ncdf2d" ;<br>}</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>The dataset has 32 hybrid layers and a horizontal grid size of (4500 x 3298) . The grid has an Arctic bi-polar patch north of 47°N and a Mercator projection south of 47°N through 78.6°S</span><span style='font-family:"Arial","sans-serif";color:#1F497D'>.</span><span style='font-size:10.0pt;font-family:"Helvetica","sans-serif";color:black'> <a href="http://polar.ncep.noaa.gov/global/about/?">More details can be found at link</a>. </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>The CTL file</span><span style='font-family:"Arial","sans-serif";color:#1F497D'> </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Am using is to display variable values : </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>dset ^<a href="http://20140122_rtofs_glo_2ds_n024_daily_prog.nc">20140122_rtofs_glo_2ds_n024_daily_prog.nc</a></span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>title HYCOM ATLb2.00 </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>undef 1.26765e+30 </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>dtype netcdf </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>XDEF 4320 LINEAR </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red;background:yellow'>74.16 0.08333</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>YDEF 2160 LINEAR </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red;background:yellow'>-90. 0.08333</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>zdef 1 linear 1 1 </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>tdef 1 linear 00Z31DEC1900 1mn</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>options template</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>PDEF 4500 3298 bilin sequential binary-big </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'>D:\OceanCurrentData\PDEF\pdef_ncep_global </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>vars 8 </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Date=>date 0 t date </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Latitude=>latitude 0 y,x latitude </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Longitude=>longitude 0 y,x longitude </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>u_velocity=>u_velocity 1 t,z,y,x u-veloc. [90.9H] </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>v_velocity=>v_velocity 1 t,z,y,x v-veloc. [90.9H] </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>sst=>sst 0 t,y,x sea surf. temp. [90.9H] </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>sss=>sss 0 t,y,x sea surf. salnity [90.9H] </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>layer_density=>layer_density 1 t,z,y,x density [90.9H] </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>endvars</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>The file used for interpolation </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'>pdef_ncep_global </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>can be downloaded from <a href="http://nomad3.ncep.noaa.gov/pub/rtofs_global/20140122/">http://nomad3.ncep.noaa.gov/pub/rtofs_global/20140122/</a></span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>When Am displaying current variables u_velocity and v_velocity in GrADS with following commands<br><br></span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'>ga->open C:/OceanCurrentData/2014/01/22/20140122_rtofs_glo_2ds_n024_daily_prog.ctl</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'>ga-> set lon -180 180</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'>ga-> set lat -90 90<br>ga-> d skip(u_velocity*1.95,50,50);v_velocity*1.95</span><br><br><span style='font-family:"Arial","sans-serif";color:#1F497D'>The output produced with above commands is attached herewith. The output shown to grads windows is only for lon 74.16 to 179.95 approx. Understand that Longitude starts is set 74.16 in XDEF entry in CTL file (as NetCDF file contains rectilinear data from 74.16 onward and data is packed 1/12 th the degree)</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>XDEF 4320 LINEAR </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red;background:yellow'>74.16 0.08333</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>is defining Start point of LON. </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>My Question is : How can I make command </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:red'>d skip(u_velocity*1.95,50,50);v_velocity*1.95 </span><span style='font-family:"Arial","sans-serif";color:#1F497D'>working so that plot is on entire globe ??? not for just LON 74.16 to 179.65. (Understand that NetCDF file has linear data from 74.16 to 434, but How can I make these Cartesian coordinate equivalent to geographical coordinates ????) </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'> </span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-family:"Arial","sans-serif";color:#1F497D'>Center of Plot is necessarily to be at POINT (0,0) as plot need to be overlaid on google map.</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><br><br><b>Any help or guidance would be greatly appreciated.</b></span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='color:#215868'>Thanks & Regards</span></b><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='color:#215868'>Anil Kumar – Sr. Software Developer</span></b><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='color:#00A1DA'>OceanManager</span><i><span style='color:#215868'> </span></i><span style='color:#00A1DA'>Inc.</span><span style='color:#009BD2'> </span></b><span style='color:black'>| </span><a href="http://www.oceanmanager.com/">www.oceanmanager.com</a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#DC690A'>Tel: +1 (801)-758-7101, (801)-758-7207</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='color:#DC690A'>Fax: +1 (801)-758-7101</span><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='color:#00A1DA'>OceanManager- Marine Software</span></b><o:p></o:p></p></div></div></body></html>