Adam,<br>Do "q file" to see if the variable tas shows up in the list of variables. It might also be a matter of capitalization. Grads is case sensitive in this way.<br><br>Jeff Duda<br><br><div class="gmail_quote">
On Mon, Feb 14, 2011 at 3:20 PM, Adam Cinderich <span dir="ltr"><<a href="mailto:cinderic@msu.edu">cinderic@msu.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<div link="blue" vlink="purple" lang="EN-US"><div><p class="MsoNormal">Hello:</p><p class="MsoNormal"> </p><p class="MsoNormal">I am trying to plot using open Grads. I have opened my .ctl file and it says that my data file was opened. However, when I attempt to plot ‘tas’ it says the following:</p>
<p class="MsoNormal"> </p><p class="MsoNormal">Syntax Error: Invalid Operand</p><p class="MsoNormal"> ‘tas’ not a variable or function name</p><p class="MsoNormal"> Error occurred at column 1</p><p class="MsoNormal">DISPLAY error: Invalid expression</p>
<p class="MsoNormal"> Expression = tas</p><p class="MsoNormal"> </p><p class="MsoNormal">‘tas’ is my temperature at surface variable and when I do an ncdump of the data file, it shows ‘tas’ as the variable. Can someone offer any suggestions as to why it won’t let me plot my variable and/or tell me if a command exists for Grads that will list variables that are available to be plotted?</p>
<p class="MsoNormal"> </p><p class="MsoNormal">Thank you,</p><p class="MsoNormal">Adam</p></div></div><br>_______________________________________________<br>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Jeff Duda<br>Iowa State University<br>Meteorology Graduate Student<br>3134 Agronomy Hall<br><a href="http://www.meteor.iastate.edu/~jdduda">www.meteor.iastate.edu/~jdduda</a><br>