The valid time ranges of each file do not agree. The first one is valid at 2007:2:14:13, which I presume is Feb 14 2007 at 1300 UTC (but I could be wrong about that), while the second file is valid at 2007:2:14:19, which is probably 6 hours later than the first file. To plot them on the same set of axes, you'll have to include a (time= ) string to the second variable in the display command. By that, I mean,<br>
<br>'d spei.1 + spei.2(time=13Z14FEB2007)' (or whatever date it really is)<br><br>Hope this helps. <br><br>Jeff Duda<br><br><div class="gmail_quote">On Thu, Jan 17, 2013 at 9:56 AM, Arlindo Meque <span dir="ltr"><<a href="mailto:mequitomz@yahoo.com.br" target="_blank">mequitomz@yahoo.com.br</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div style="font-size:12pt;font-family:times new roman,new york,times,serif"><div><span><br></span></div><div> </div>
<div>Hello everyone,</div><div><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:times new roman,new york,times,serif">1. I have two files with apparently same dimensions as described below, and I am able to plot then separately:<br>
</div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:times new roman,new york,times,serif">
a) File 1:</div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:times new roman,new york,times,serif">
<div style="margin-bottom:0cm">ga-> sdfopen <a href="http://ninoY.regcmFeb.mean.nc" target="_blank">ninoY.regcmFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm">Scanning self-describing file:
<a href="http://ninoY.regcmFeb.mean.nc" target="_blank">ninoY.regcmFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm">SDF file <a href="http://ninoY.regcmFeb.mean.nc" target="_blank">ninoY.regcmFeb.mean.nc</a> is open
as file 1
</div>
<div style="margin-bottom:0cm">LON set to -24.64 60.28
</div>
<div style="margin-bottom:0cm">LAT set to -45.76 42.24
</div>
<div style="margin-bottom:0cm">LEV set to 0 0
</div>
<div style="margin-bottom:0cm">Time values set: 2007:2:14:13
2007:2:14:13
</div>
<div style="margin-bottom:0cm">E set to 1 1
</div>
<div style="margin-bottom:0cm">ga-> q file
</div>
<div style="margin-bottom:0cm">File 1 :
</div>
<div style="margin-bottom:0cm"> Descriptor: <a href="http://ninoY.regcmFeb.mean.nc" target="_blank">ninoY.regcmFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm"> Binary: <a href="http://ninoY.regcmFeb.mean.nc" target="_blank">ninoY.regcmFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm"> Type = Gridded
</div>
<div style="margin-bottom:0cm"> Xsize = 194 Ysize = 201 Zsize = 1
Tsize = 1 Esize = 1
</div>
<div style="margin-bottom:0cm"> Number of Variables = 1
</div>
<div style="margin-bottom:0cm"> spei 0 t,y,x Standardize
Prec-Evap Index
</div>
<div style="margin-bottom:0cm">ga->
</div>
</div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:times new roman,new york,times,serif">
b) File2:</div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;font-family:times new roman,new york,times,serif">
<div style="margin-bottom:0cm">ga-> sdfopen <a href="http://ninoY.arpegeFeb.mean.nc" target="_blank">ninoY.arpegeFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm">Scanning self-describing file:
<a href="http://ninoY.arpegeFeb.mean.nc" target="_blank">ninoY.arpegeFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm">SDF file <a href="http://ninoY.arpegeFeb.mean.nc" target="_blank">ninoY.arpegeFeb.mean.nc</a> is
open as file 1
</div>
<div style="margin-bottom:0cm">LON set to -24.64 60.28
</div>
<div style="margin-bottom:0cm">LAT set to -45.76 42.24
</div>
<div style="margin-bottom:0cm">LEV set to 0 0
</div>
<div style="margin-bottom:0cm">Time values set: 2007:2:14:19
2007:2:14:19
</div>
<div style="margin-bottom:0cm">E set to 1 1
</div>
<div style="margin-bottom:0cm">ga-> q file
</div>
<div style="margin-bottom:0cm">File 1 :
</div>
<div style="margin-bottom:0cm"> Descriptor: <a href="http://ninoY.arpegeFeb.mean.nc" target="_blank">ninoY.arpegeFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm"> Binary: <a href="http://ninoY.arpegeFeb.mean.nc" target="_blank">ninoY.arpegeFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm"> Type = Gridded
</div>
<div style="margin-bottom:0cm"> Xsize = 194 Ysize = 201 Zsize = 1
Tsize = 1 Esize = 1
</div>
<div style="margin-bottom:0cm"> Number of Variables = 1
</div>
<div style="margin-bottom:0cm"> spei 0 t,y,x Standardize
Prec-Evap Index
</div>
<div style="margin-bottom:0cm">ga-> <br></div><div style="margin-bottom:0cm"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
2. But when I try to plot them in the same panel it seems that there's a mismatch between them:</div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div>
<div style="margin-bottom:0cm">a-> sdfopen <a href="http://ninoY.arpegeFeb.mean.nc" target="_blank">ninoY.arpegeFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm">Scanning self-describing file:
<a href="http://ninoY.arpegeFeb.mean.nc" target="_blank">ninoY.arpegeFeb.mean.nc</a>
</div>
<div style="margin-bottom:0cm">SDF file <a href="http://ninoY.arpegeFeb.mean.nc" target="_blank">ninoY.arpegeFeb.mean.nc</a> is
open as file 2
</div>
<div style="margin-bottom:0cm">ga-> d spei.2
</div>
<div style="margin-bottom:0cm">Data Request Warning: Request is
completely outside file limits
</div>
<div style="margin-bottom:0cm"> Entire grid contents are set to
missing data
</div>
<div style="margin-bottom:0cm"> Grid limits of file: X = 1 194 Y
= 1 201 Z = 1 1 T = 1 1 E = 1 1
</div>
<div style="margin-bottom:0cm"> Grid limits of request: X = 1 194 Y
= 1 201 Z = 1 1 T = -347 -347 E = 1 1
</div>
<div style="margin-bottom:0cm"> Warning issued for variable = spei.2
</div>
<div style="margin-bottom:0cm">Cannot contour grid - all undefined
values
</div>
<div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">3. Help is needed,</div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
Sincerely,</div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
Arlindo <br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif"><br></div><div style="font-style:normal;font-size:16px;background-color:transparent;margin-bottom:0cm;font-family:times new roman,new york,times,serif">
<br></div>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Jeff Duda<br>Graduate research assistant<br>University of Oklahoma School of Meteorology<br>Center for Analysis and Prediction of Storms<br>