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Foreman's (1978) report (reference 1) on his Fortran code for the analysis of
tidal currents and provided in an associated webpage (reference 2).
Here, tidalCurrent is data frame containing
time a POSIXct time.
u the eastward component of velocity in m/s.
v the northward component of velocity in m/s.

"><meta property="og:description" content="The tidalCurrent dataset contains tidal velocities reported in
Foreman's (1978) report (reference 1) on his Fortran code for the analysis of
tidal currents and provided in an associated webpage (reference 2).
Here, tidalCurrent is data frame containing
time a POSIXct time.
u the eastward component of velocity in m/s.
v the northward component of velocity in m/s.

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      <h1>Tidal Current Dataset</h1>
      <small class="dont-index">Source: <a href="https://github.com/dankelley/oce/blob/HEAD/R/tides.R" class="external-link"><code>R/tides.R</code></a></small>
      <div class="d-none name"><code>tidalCurrent.Rd</code></div>
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    <div class="ref-description section level2">
    <p>The <code>tidalCurrent</code> dataset contains tidal velocities reported in
Foreman's (1978) report (reference 1) on his Fortran code for the analysis of
tidal currents and provided in an associated webpage (reference 2).
Here, <code>tidalCurrent</code> is data frame containing</p><ul><li><p><code>time</code> a POSIXct time.</p></li>
<li><p><code>u</code> the eastward component of velocity in m/s.</p></li>
<li><p><code>v</code> the northward component of velocity in m/s.</p></li>
</ul></div>


    <div class="section level2">
    <h2 id="source">Source<a class="anchor" aria-label="anchor" href="#source"></a></h2>
    <p>The data come from the <code>tide8.dat</code> and <code>tide9.dat</code> files provided
at reference 2.</p>
    </div>
    <div class="section level2">
    <h2 id="references">References<a class="anchor" aria-label="anchor" href="#references"></a></h2>

<ol><li><p>Foreman, M. G. G. "Manual for Tidal Currents Analysis and Prediction."
Pacific Marine Science Report.
British Columbia, Canada: Institute of Ocean Sciences, Patricia Bay, 1978.</p></li>
<li><p><code>https://www.dfo-mpo.gc.ca/science/documents/data-donnees/tidal-marees/tidpack.zip</code></p></li>
</ol></div>
    <div class="section level2">
    <h2 id="see-also">See also<a class="anchor" aria-label="anchor" href="#see-also"></a></h2>
    <div class="dont-index"><p>Other things related to tides:
<code><a href="sub-sub-tidem-method.html">[[,tidem-method</a></code>,
<code>[[&lt;-,tidem-method</code>,
<code><a href="as.tidem.html">as.tidem</a>()</code>,
<code><a href="plot-tidem-method.html">plot,tidem-method</a></code>,
<code><a href="predict.tidem.html">predict.tidem</a>()</code>,
<code><a href="summary-tidem-method.html">summary,tidem-method</a></code>,
<code><a href="tidedata.html">tidedata</a></code>,
<code><a href="tidem.html">tidem</a></code>,
<code><a href="tidem-class.html">tidem-class</a></code>,
<code><a href="tidemAstron.html">tidemAstron</a>()</code>,
<code><a href="tidemVuf.html">tidemVuf</a>()</code>,
<code><a href="webtide.html">webtide</a>()</code></p></div>
    </div>
    <div class="section level2">
    <h2 id="author">Author<a class="anchor" aria-label="anchor" href="#author"></a></h2>
    <p>Dan Kelley (reformatting data provided by Michael Foreman)</p>
    </div>

    <div class="section level2">
    <h2 id="ref-examples">Examples<a class="anchor" aria-label="anchor" href="#ref-examples"></a></h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="kw"><a href="https://rdrr.io/r/base/library.html" class="external-link">library</a></span><span class="op">(</span><span class="va"><a href="https://dankelley.github.io/oce/">oce</a></span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="va">tidalCurrent</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/graphics/par.html" class="external-link">par</a></span><span class="op">(</span>mfrow <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="fl">2</span>, <span class="fl">1</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="oce.plot.ts.html">oce.plot.ts</a></span><span class="op">(</span><span class="va">tidalCurrent</span><span class="op">$</span><span class="va">time</span>, <span class="va">tidalCurrent</span><span class="op">$</span><span class="va">u</span>, ylab <span class="op">=</span> <span class="st">"u [m/s]"</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/graphics/abline.html" class="external-link">abline</a></span><span class="op">(</span>h <span class="op">=</span> <span class="fl">0</span>, col <span class="op">=</span> <span class="fl">2</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="oce.plot.ts.html">oce.plot.ts</a></span><span class="op">(</span><span class="va">tidalCurrent</span><span class="op">$</span><span class="va">time</span>, <span class="va">tidalCurrent</span><span class="op">$</span><span class="va">v</span>, ylab <span class="op">=</span> <span class="st">"v [m/s]"</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/graphics/abline.html" class="external-link">abline</a></span><span class="op">(</span>h <span class="op">=</span> <span class="fl">0</span>, col <span class="op">=</span> <span class="fl">2</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="tidalCurrent-1.png" alt="" width="700" height="700"></span>
<span class="r-in"><span></span></span>
</code></pre></div>
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