<div dir="ltr"><div>Dear NCL <br><br></div>I am trying to plot the correlation map, But showing an error like<br><br><b>check_for_lon_coord: Warning: Data either does not contain a val<br>id longitude coordinate array or doesn't contain one at all.<br>(0) A valid longitude coordinate array should have a 'units' attribu<br>te equal to one of the following values: <br>(0) 'degrees_east' 'degrees-east' 'degree_east' 'degrees east' '<br>degrees_E' 'Degrees_east' 'degree_E' 'degreeE' 'degreesE' 'deg east'<br></b><br><br>Could you please tell how to give valid longitude coordinates ??<br> <br><div>The script i used is below. <br>ncl 0> load "/usr/local/lib/ncl/lib/ncarg/nclscripts/csm/gsn_code.ncl"<br>ncl 1> load "/usr/local/lib/ncl/lib/ncarg/nclscripts/csm/gsn_csm.ncl" <br>ncl 2> load "/usr/local/lib/ncl/lib/ncarg/nclscripts/csm/contributed.ncl"<br>ncl 3> begin<br>ncl 4> in1 = addfile("/home/kunal/<a href="http://14-01.nc">14-01.nc</a>","r")<br>ncl 5> in2 = addfile("/home/kunal/<a href="http://02-09.nc">02-09.nc</a>","r")<br>ncl 6> var1 = in1->TotCH4_A<br>ncl 7> var2 = in2->TotCH4_A <br>ncl 8> maxlag = 1<br>ncl 9> ccr = esccr(var1,var2,maxlag)<br>ncl 10> copy_VarAtts(var1,ccr) <br>ncl 11> copy_VarCoords_1(var2,ccr)<br>ncl 12> wks = gsn_open_wks("x11","corr")<br>ncl 13> gsn_define_colormap(wks,"ncl_default")<br>ncl 14> res = True<br>ncl 15> res@cnFillOn = True<br>ncl 16> res@tiMainString = "Correlation"<br>ncl 17> plot = gsn_csm_contour_map_ce(wks,ccr(:,:),res)<br>ncl 18> end<br><br> <br></div><div><br><br><br><br><br clear="all"><div><div><div dir="ltr"><div>Kunal Bali<br></div><div>Research Scholar <br></div><div>Radio & Atmospheric Science Division <br></div><div>CSIR - National Physical Laboratory<br></div><div>New Delhi - 110012<br><br></div><div><br></div><div><br></div><div><br></div><div><p style="margin:0px;border-collapse:collapse;font-family:Tahoma,Verdana;font-size:12px"><font color="#1F497D"><br></font></p></div></div></div>
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