<div dir="auto">Try to use geolocation circle and based on that cut out the inner values by using mask option as available in ncl pages.<div dir="auto"><br></div><div dir="auto">Hope this idea help you...</div><div dir="auto"><br></div><div dir="auto">Cheers,</div><div dir="auto">Soma</div></div><br><div class="gmail_quote"><div dir="ltr">On Mon, Mar 18, 2019, 12:59 Md. Jalal Uddin <<a href="mailto:dmjalal90@gmail.com">dmjalal90@gmail.com</a> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div dir="ltr">Hi all,</div><div>I wanted to extract rainfall within 500 km from certain lat and lon. I am not getting the right one. any suggestions?</div><div dir="ltr"><div><br></div><div><div>f = addfile("<a href="http://jan500.nc" target="_blank" rel="noreferrer">jan500.nc</a>", "r")</div><div> prc =f->pre(:,{75:100},{0:30})</div><div> lon = f->longitude</div><div> lat =f->latitude</div><div> prc_reorder = prc(time|:,latitude|:,longitude|:)</div><div><br></div><div> prc_reorder&latitude = lat</div><div> prc_reorder&longitude = lon</div><div><br></div><div>lat1 =(/5.5/)</div><div>lon1 = (/87.0/)</div><div><br></div><div>do i = 0,dimsizes(lat)-1</div><div> do j = 0,dimsizes(lon)-1</div><div><span style="white-space:pre-wrap"> </span> if gc_latlon(lat1,lon1,i,j,2,4) .lt.500 then</div><div><span style="white-space:pre-wrap"> </span> prc_reorder(:,i,j) = prc_reorder(:,i,j)<span style="white-space:pre-wrap"> </span></div><div> end if<span style="white-space:pre-wrap"> </span> </div><div> end do</div><div> end do</div><div>;;;;</div><div>Jalal</div>-- <br><div dir="ltr" class="m_5859459463358772312gmail_signature"><div dir="ltr"><div><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 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"><font color="#000000" size="2"><b>Md. Jalal Uddin</b></font></div><div dir="ltr">MSc in Applied Meteorology (English Language)<br>Nanjing University of Information, Science and Technology, China</div><div dir="ltr"><span style="letter-spacing:0.2px">B.Sc. in Disaster Management (Hons.) </span><br></div><div dir="ltr"><span style="letter-spacing:0.2px">Patuakhali Science and Technology University, Bangladesh.</span></div><div dir="ltr">Cell: +8613260859092, <span style="letter-spacing:0.2px">+8801792052662</span></div><div dir="ltr"><font size="2">Web: <a href="http://www.dmjalal90.weebly.com" target="_blank" rel="noreferrer">www.dmjalal90.weebly.com</a> <br>Facebook: jalal.hossen.39 <br>LinkedIn: <a href="https://bd.linkedin.com/in/md-jalal-uddin-80a026b0" target="_blank" rel="noreferrer">https://bd.linkedin.com/in/md-jalal-uddin-80a026b0</a> <br>Twitter: dmjalal90 <br>Skype: dmjalal90</font><br></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
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