<div dir="ltr"><div>Dear NCL Team<br><br></div>I just  read tutoarial page <a href="http://www.ncl.ucar.edu/Document/Functions/Crop/radsol_fao56.shtml">http://www.ncl.ucar.edu/Document/Functions/Crop/radsol_fao56.shtml</a>  about solar irradiation. I just input the code below to my script but after running simulation I get error. I am really interesting to find solar irradiation.<br><br> <br><div><div>   ;*************************************************************************************<br>    ;  - Radiation SOlar<br>    ;*************************************************************************************<br>     <br>  jday   = 135 <br>  lat    = -8.550740      <br>  sunhr  = 220.0/31.0   ; average daily sunshine hours<br>  radsol = COSZEN(jday, lat, sunhr, 0, False)    <br><br>  printVarSummary(radsol)<br><br><br><br></div><div>I will apreciate for your help,<br><br></div><div>regards,<br></div><div>Soares<br></div></div></div>