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<h1 class="site-logo" id="site-title">Astronomical Data in Python</h1>
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Astronomical Data in Python
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Chapter 1
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Chapter 2
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<div class="section" id="astronomical-data-in-python">
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<h1>Astronomical Data in Python<a class="headerlink" href="#astronomical-data-in-python" title="Permalink to this headline">¶</a></h1>
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<p>This notebook imports the libraries we need for the workshop.</p>
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<p>If any of them are missing, you’ll get an error message.</p>
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<p>If you don’t get any error messages, you are all set.</p>
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<div class="cell docutils container">
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<div class="cell_input docutils container">
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<div class="highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="kn">from</span> <span class="nn">wget</span> <span class="kn">import</span> <span class="n">download</span>
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</pre></div>
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</div>
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<div class="cell docutils container">
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<div class="cell_input docutils container">
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<div class="highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">pandas</span> <span class="k">as</span> <span class="nn">pd</span>
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<span class="kn">import</span> <span class="nn">numpy</span> <span class="k">as</span> <span class="nn">np</span>
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</pre></div>
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</div>
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<div class="cell docutils container">
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<div class="cell_input docutils container">
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<div class="highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">matplotlib</span> <span class="k">as</span> <span class="nn">mpl</span>
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<span class="kn">import</span> <span class="nn">matplotlib.pyplot</span> <span class="k">as</span> <span class="nn">plt</span>
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<span class="kn">from</span> <span class="nn">matplotlib.path</span> <span class="kn">import</span> <span class="n">Path</span>
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<span class="kn">from</span> <span class="nn">matplotlib.patches</span> <span class="kn">import</span> <span class="n">Polygon</span>
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</pre></div>
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<div class="cell docutils container">
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<div class="highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">astropy.coordinates</span> <span class="k">as</span> <span class="nn">coord</span>
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<span class="kn">import</span> <span class="nn">astropy.units</span> <span class="k">as</span> <span class="nn">u</span>
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<span class="kn">from</span> <span class="nn">astropy.table</span> <span class="kn">import</span> <span class="n">Table</span>
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</pre></div>
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<div class="cell docutils container">
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<div class="highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="kn">import</span> <span class="nn">gala.coordinates</span> <span class="k">as</span> <span class="nn">gc</span>
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<span class="kn">from</span> <span class="nn">pyia</span> <span class="kn">import</span> <span class="n">GaiaData</span>
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</pre></div>
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</div>
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<div class="cell docutils container">
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<div class="cell_input docutils container">
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<div class="highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="c1"># Note: running this import statement opens a connection</span>
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<span class="c1"># to a Gaia server, so it will fail if you are not connected</span>
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<span class="c1"># to the internet.</span>
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<span class="kn">from</span> <span class="nn">astroquery.gaia</span> <span class="kn">import</span> <span class="n">Gaia</span>
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</pre></div>
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</div>
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</div>
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<div class="cell_output docutils container">
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<div class="output stream highlight-myst-ansi notranslate"><div class="highlight"><pre><span></span>Created TAP+ (v1.2.1) - Connection:
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Host: gea.esac.esa.int
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Use HTTPS: True
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Port: 443
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SSL Port: 443
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Created TAP+ (v1.2.1) - Connection:
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Host: geadata.esac.esa.int
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Use HTTPS: True
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Port: 443
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SSL Port: 443
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</pre></div>
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</div>
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</div>
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</div>
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<p>During the workshop, we might put some code on Slack and ask you to cut and paste it into the notebook.</p>
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<p>If you are on a Mac, you might encounter a problem:</p>
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</div>
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<script>kernelName = 'python3'</script>
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<p>
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By Allen B. Downey<br/>
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© Copyright 2020.<br/>
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