
<!DOCTYPE html>

<html>
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" /><meta name="generator" content="Docutils 0.17.1: http://docutils.sourceforge.net/" />

    <title>Astronomical data &#8212; kerrgeodesic_gw 0.4.1 documentation</title>
    <link rel="stylesheet" type="text/css" href="_static/pygments.css" />
    <link rel="stylesheet" type="text/css" href="_static/classic.css" />
    
    <script data-url_root="./" id="documentation_options" src="_static/documentation_options.js"></script>
    <script src="_static/jquery.js"></script>
    <script src="_static/underscore.js"></script>
    <script src="_static/doctools.js"></script>
    
    <link rel="index" title="Index" href="genindex.html" />
    <link rel="search" title="Search" href="search.html" />
    <link rel="next" title="Utilities" href="utilities.html" />
    <link rel="prev" title="Signal processing" href="signal_processing.html" /> 
  </head><body>
    <div class="related" role="navigation" aria-label="related navigation">
      <h3>Navigation</h3>
      <ul>
        <li class="right" style="margin-right: 10px">
          <a href="genindex.html" title="General Index"
             accesskey="I">index</a></li>
        <li class="right" >
          <a href="py-modindex.html" title="Python Module Index"
             >modules</a> |</li>
        <li class="right" >
          <a href="utilities.html" title="Utilities"
             accesskey="N">next</a> |</li>
        <li class="right" >
          <a href="signal_processing.html" title="Signal processing"
             accesskey="P">previous</a> |</li>
        <li class="nav-item nav-item-0"><a href="index.html">kerrgeodesic_gw 0.4.1 documentation</a> &#187;</li>
        <li class="nav-item nav-item-this"><a href="">Astronomical data</a></li> 
      </ul>
    </div>  

    <div class="document">
      <div class="documentwrapper">
        <div class="bodywrapper">
          <div class="body" role="main">
            
  <section id="module-kerrgeodesic_gw.astro_data">
<span id="astronomical-data"></span><h1>Astronomical data<a class="headerlink" href="#module-kerrgeodesic_gw.astro_data" title="Permalink to this headline">¶</a></h1>
<p>Astronomical data.</p>
<p>Having imported the <code class="docutils literal notranslate"><span class="pre">astro_data</span></code> module, type</p>
<ul class="simple">
<li><p><code class="docutils literal notranslate"><span class="pre">astro_data.&lt;TAB&gt;</span></code>, where <code class="docutils literal notranslate"><span class="pre">&lt;TAB&gt;</span></code> stands for the tabulation key,
to get the list of available data</p></li>
<li><p><code class="docutils literal notranslate"><span class="pre">astro_data.??</span></code> to see the sources of the numerical values</p></li>
</ul>
<p>EXAMPLES:</p>
<p>Fundamental constants (in SI units):</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="kn">from</span> <span class="nn">kerrgeodesic_gw</span> <span class="kn">import</span> <span class="n">astro_data</span>
<span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">G</span>
<span class="mf">6.6743e-11</span>
<span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">c</span>
<span class="mf">299792458.0</span>
</pre></div>
</div>
<p>Solar mass in kg:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">solar_mass_kg</span>
<span class="mf">1.98848e+30</span>
</pre></div>
</div>
<p>Solar mass in meters (geometrized units):</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">solar_mass_m</span>  <span class="c1"># tol 1.0e-13</span>
<span class="mf">1476.6771171937082</span>
</pre></div>
</div>
<p>Solar mass in seconds (geometrized units):</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">solar_mass_s</span>  <span class="c1"># tol 1.0e-13</span>
<span class="mf">4.925664664965348e-06</span>
</pre></div>
</div>
<p>Mass of Sgr A* in solar masses:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">SgrA_mass_sol</span>
<span class="mf">4100000.0</span>
</pre></div>
</div>
<p>Mass of Sgr A* in kg:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">SgrA_mass_kg</span>  <span class="c1"># tol 1.0e-13</span>
<span class="mf">8.152768e+36</span>
</pre></div>
</div>
<p>Mass of Sgr A* in meters (geometrized units):</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">SgrA_mass_m</span>  <span class="c1"># tol 1.0e-13</span>
<span class="mf">6054376180.4942045</span>
</pre></div>
</div>
<p>Mass of Sgr A* in seconds (geometrized units):</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">SgrA_mass_s</span>  <span class="c1"># tol 1.0e-13</span>
<span class="mf">20.19522512635793</span>
</pre></div>
</div>
<p>Distance to Sgr A* in parsecs and meters, respectively:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">SgrA_distance_pc</span>
<span class="mf">8120.0</span>
<span class="n">sage</span><span class="p">:</span> <span class="n">astro_data</span><span class="o">.</span><span class="n">SgrA_distance_m</span>  <span class="c1"># tol 1.0e-13</span>
<span class="mf">2.5055701961709902e+20</span>
</pre></div>
</div>
</section>


            <div class="clearer"></div>
          </div>
        </div>
      </div>
      <div class="sphinxsidebar" role="navigation" aria-label="main navigation">
        <div class="sphinxsidebarwrapper">
  <h4>Previous topic</h4>
  <p class="topless"><a href="signal_processing.html"
                        title="previous chapter">Signal processing</a></p>
  <h4>Next topic</h4>
  <p class="topless"><a href="utilities.html"
                        title="next chapter">Utilities</a></p>
  <div role="note" aria-label="source link">
    <h3>This Page</h3>
    <ul class="this-page-menu">
      <li><a href="_sources/astro_data.rst.txt"
            rel="nofollow">Show Source</a></li>
    </ul>
   </div>
<div id="searchbox" style="display: none" role="search">
  <h3 id="searchlabel">Quick search</h3>
    <div class="searchformwrapper">
    <form class="search" action="search.html" method="get">
      <input type="text" name="q" aria-labelledby="searchlabel" />
      <input type="submit" value="Go" />
    </form>
    </div>
</div>
<script>$('#searchbox').show(0);</script>
        </div>
      </div>
      <div class="clearer"></div>
    </div>
    <div class="related" role="navigation" aria-label="related navigation">
      <h3>Navigation</h3>
      <ul>
        <li class="right" style="margin-right: 10px">
          <a href="genindex.html" title="General Index"
             >index</a></li>
        <li class="right" >
          <a href="py-modindex.html" title="Python Module Index"
             >modules</a> |</li>
        <li class="right" >
          <a href="utilities.html" title="Utilities"
             >next</a> |</li>
        <li class="right" >
          <a href="signal_processing.html" title="Signal processing"
             >previous</a> |</li>
        <li class="nav-item nav-item-0"><a href="index.html">kerrgeodesic_gw 0.4.1 documentation</a> &#187;</li>
        <li class="nav-item nav-item-this"><a href="">Astronomical data</a></li> 
      </ul>
    </div>
    <div class="footer" role="contentinfo">
        &#169; Copyright 2019-2021, Eric Gourgoulhon, Alexandre Le Tiec, Frederic Vincent, Niels Warburton.
      Created using <a href="https://www.sphinx-doc.org/">Sphinx</a> 4.0.1.
    </div>
  </body>
</html>

Collaborative Calculation and Data Science

colby

sagemath

cornellcollege

facebook

github

google

twitter

depaul

Reference manual of the SageMath package kerrgeodesic_gw