<div dir="ltr"><div>To my knowledge, there is no objective <br></div><div>"way to determine the location of an asymptote in a streamline chart in NCL"</div><div>or any other language.<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Feb 26, 2021 at 8:45 PM Lyndz via ncl-talk <<a href="mailto:ncl-talk@mailman.ucar.edu">ncl-talk@mailman.ucar.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div>Dear NCL-experts,</div><div><br></div><div>I have a streamline chart of winds at 925hPa (plotted using this <a href="https://www.ncl.ucar.edu/Applications/Scripts/stream_1.ncl" target="_blank">https://www.ncl.ucar.edu/Applications/Scripts/stream_1.ncl</a>)</div><div>The input files have the following dimensions:</div><div><br></div><div>





<p style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures">dimensions:</span></p>
<p style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><span style="white-space:pre-wrap">  </span>time = UNLIMITED ; // (1 currently)</span></p>
<p style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><span style="white-space:pre-wrap">  </span>bnds = 2 ;</span></p>
<p style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><span style="white-space:pre-wrap">  </span>lon = 144 ;</span></p>
<p style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><span style="white-space:pre-wrap">  </span>lat = 73 ;</span></p>
<p style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span style="font-variant-ligatures:no-common-ligatures"><span style="white-space:pre-wrap">  </span>level = 17 ;</span></p></div><div><br></div><div>Is there a way to determine the location of an asymptote in a streamline chart in NCL? If yes, how can I determine this using NCL?</div><div><br></div><div>Or is there a way to determine if a confluent asymptote is within a specific region?</div><div><br></div><div>Here's a sample plot showing the an asymptote in a streamline chart:</div><div><br></div><div><a href="https://www.meted.ucar.edu/labs/synoptic/streamlining_sample/navmenu.php?tab=1&page=2-2-0&type=flash" target="_blank">https://www.meted.ucar.edu/labs/synoptic/streamlining_sample/navmenu.php?tab=1&page=2-2-0&type=flash</a><br></div><div><br></div><div><a href="https://www.meted.ucar.edu/labs/synoptic/streamlining_sample/print.php" target="_blank">https://www.meted.ucar.edu/labs/synoptic/streamlining_sample/print.php</a><br></div><div><br></div><div>I'll appreciate any help on this..</div><div><br></div><div>Sincerely,</div><div>Lyndz</div><div><br></div></div></div></div></div></div></div></div></div></div></div></div></div>
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