<!-- Generated by pkgdown: do not edit by hand --> <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Actual and maximum moving window time average concentrations for SFO kinetics — SFO_actual_twa • pfm</title> <!-- jquery --> <script src="https://code.jquery.com/jquery-3.1.0.min.js" integrity="sha384-nrOSfDHtoPMzJHjVTdCopGqIqeYETSXhZDFyniQ8ZHcVy08QesyHcnOUpMpqnmWq" crossorigin="anonymous"></script> <!-- Bootstrap --> <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous"> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script> <!-- Font Awesome icons --> <link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.6.3/css/font-awesome.min.css" rel="stylesheet" integrity="sha384-T8Gy5hrqNKT+hzMclPo118YTQO6cYprQmhrYwIiQ/3axmI1hQomh7Ud2hPOy8SP1" crossorigin="anonymous"> <!-- pkgdown --> <link href="../pkgdown.css" rel="stylesheet"> <script src="../jquery.sticky-kit.min.js"></script> <script src="../pkgdown.js"></script> <!-- mathjax --> <script src='https://mathjax.rstudio.com/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML'></script> <!--[if lt IE 9]> <script src="https://oss.maxcdn.com/html5shiv/3.7.3/html5shiv.min.js"></script> <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script> <![endif]--> </head> <body> <div class="container template-reference-topic"> <header> <div class="navbar navbar-default navbar-fixed-top" role="navigation"> <div class="container"> <div class="navbar-header"> <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar"> <span class="icon-bar"></span> <span class="icon-bar"></span> <span class="icon-bar"></span> </button> <a class="navbar-brand" href="../index.html">pfm</a> </div> <div id="navbar" class="navbar-collapse collapse"> <ul class="nav navbar-nav"> <li> <a href="../reference/index.html">Reference</a> </li> </ul> <ul class="nav navbar-nav navbar-right"> </ul> </div><!--/.nav-collapse --> </div><!--/.container --> </div><!--/.navbar --> </header> <div class="row"> <div class="col-md-9 contents"> <div class="page-header"> <h1>Actual and maximum moving window time average concentrations for SFO kinetics</h1> </div> <p>Actual and maximum moving window time average concentrations for SFO kinetics</p> <pre class="usage"><span class='fu'>SFO_actual_twa</span>(<span class='kw'>DT50</span> <span class='kw'>=</span> <span class='fl'>1000</span>, <span class='kw'>times</span> <span class='kw'>=</span> <span class='fu'>c</span>(<span class='fl'>0</span>, <span class='fl'>1</span>, <span class='fl'>2</span>, <span class='fl'>4</span>, <span class='fl'>7</span>, <span class='fl'>14</span>, <span class='fl'>21</span>, <span class='fl'>28</span>, <span class='fl'>42</span>, <span class='fl'>50</span>, <span class='fl'>100</span>))</pre> <h2 class="hasAnchor" id="arguments"><a class="anchor" href="#arguments"></a> Arguments</h2> <table class="ref-arguments"> <colgroup><col class="name" /><col class="desc" /></colgroup> <tr> <th>DT50</th> <td><p>The half-life.</p></td> </tr> <tr> <th>times</th> <td><p>The output times, and window sizes for time weighted average concentrations</p></td> </tr> </table> <h2 class="hasAnchor" id="source"><a class="anchor" href="#source"></a>Source</h2> <p>FOCUS (2014) Generic Guidance for Estimating Persistence and Degradation Kinetics from Environmental Fate Studies on Pesticides in EU Registratin, Version 1.1, 18 December 2014, p. 251</p> <h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2> <pre class="examples"><div class='input'><span class='fu'>SFO_actual_twa</span>(<span class='fl'>10</span>)</div><div class='output co'>#> actual twa #> 0 1.0000000000 NaN #> 1 0.9330329915 0.9661297 #> 2 0.8705505633 0.9337803 #> 4 0.7578582833 0.8733416 #> 7 0.6155722067 0.7923030 #> 14 0.3789291416 0.6400113 #> 21 0.2332582479 0.5267498 #> 28 0.1435872944 0.4412651 #> 42 0.0544094102 0.3248093 #> 50 0.0312500000 0.2795222 #> 100 0.0009765625 0.1441286</div></pre> </div> <div class="col-md-3 hidden-xs hidden-sm" id="sidebar"> <h2>Contents</h2> <ul class="nav nav-pills nav-stacked"> <li><a href="#arguments">Arguments</a></li> <li><a href="#source">Source</a></li> <li><a href="#examples">Examples</a></li> </ul> <h2>Author</h2> Johannes Ranke </div> </div> <footer> <div class="copyright"> <p>Developed by Johannes Ranke.</p> </div> <div class="pkgdown"> <p>Site built with <a href="http://hadley.github.io/pkgdown/">pkgdown</a>.</p> </div> </footer> </div> </body> </html>