<div dir="ltr"><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666">Hi All</div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666">I am a fairly novice user of ncl and have managed to create colour-filled contour plots of atmospheric concentrations of various trace gases (height on y-axis, and time of day on x-axis). At the moment, I've just let ncl pick the scale. </div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666">I have observations from a flux tower (i.e. at one height) for these concentrations and would like to overlay a plot of these on the contour plots. I'd like to draw them as circles, colour-coded to match the colour-scale of the underlying plot.</div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666">I haven't managed to find an example of this in the documentation. Any suggestion as to how to achieve the plot, or of where to find an e.g. would be very gratefully received.</div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666"><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666">Cheers</div><div class="gmail_default" style="font-family:tahoma,sans-serif;color:#666666">Kirsti</div><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div><div><div><div>------------------------------------------------------------------------------------------------------------<br></div><span style="font-family:tahoma,sans-serif"><span style="color:rgb(0,0,255)"><font size="4">Dr Kirsti Ashworth</font></span></span><br><span style="color:rgb(0,255,255)"><br></span></div><span style="font-family:tahoma,sans-serif"><b><span style="color:rgb(0,0,255)">Postdoctoral Research Scholar<br></span></b></span></div><div><span style="font-family:tahoma,sans-serif"><span style="color:rgb(0,0,255)"><b>Biosphere-Atmosphere Interactions Group</b><br></span></span></div><span style="font-family:tahoma,sans-serif"><span style="color:rgb(0,0,255)">Atmospheric, Oceanic and Space Sciences Research (AOSS)<br></span></span></div><span style="font-family:tahoma,sans-serif"><span style="color:rgb(0,0,255)">University of Michigan</span><br><span style="background-color:rgb(255,255,255)"><span style="color:rgb(0,0,255)"><b>Te<span></span>l:</b> +1-734-763-5367</span><span></span><span></span></span><br><a href="http://aoss.engin.umich.edu/" target="_blank"><b><span style="color:rgb(255,0,0)">http://aoss.engin.umich.edu/</span></b></a><br><br></span></div><div><span style="font-family:tahoma,sans-serif"><span style="color:rgb(0,0,255)">Chair of iLEAPS Subcommittee 9:<br></span></span></div><div><span style="font-family:tahoma,sans-serif"><span style="color:rgb(0,0,255)">Early Career Scientists' Network and Events</span><br></span></div><div><span style="font-family:tahoma,sans-serif"><a href="http://icgcr.nju.edu.cn/ileaps/" target="_blank"><b><span style="color:rgb(255,0,0)">www.ileaps.org/</span></b></a><br><br></span></div><div><span style="font-family:tahoma,sans-serif"><font color="#0000ff">AGU Fall Meeting Session Convener:</font></span></div><div><span style="font-family:tahoma,sans-serif"><font color="#0000ff">Session 8720 -</font> </span><a href="https://agu.confex.com/agu/fm15/preliminaryview.cgi/Session8720" target="_blank"><font color="#ff0000"><b>VOCs and OH Reactivity: the Known Unknowns and Unknown Unknowns</b></font></a></div><div><span style="font-family:tahoma,sans-serif"><a href="http://fallmeeting.agu.org/2015/abstract-submissions/" target="_blank"><font color="#ff0000">Submit an abstract</font></a> <font color="#0000ff">NOW!</font></span></div><div>-------------------------------------------------------------------------------------------------------------<br></div></div></div></div></div></div></div>
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