n class="va">m</span><span class="op">)</span>,</span>
<span>    ylab <span class="op">=</span> <span class="st">"Detided sealevel [m]"</span>,</span>
<span>    xlim <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/as.POSIXlt.html" class="external-link">as.POSIXct</a></span><span class="op">(</span><span class="st">"2003-09-20"</span><span class="op">)</span>, <span c