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36 lines
1.1 KiB
36 lines
1.1 KiB
<sect2 id="calc-horiz">
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<title>Horizontal Coordinates module</title>
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<indexterm><primary>Tools</primary>
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<secondary>Astrocalculator</secondary>
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<tertiary>Horizontal Coordinates module</tertiary>
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</indexterm>
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<screenshot>
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<screeninfo>
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The Horizontal Coordinates calculator module
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</screeninfo>
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<mediaobject>
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<imageobject>
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<imagedata fileref="calc-horizontal.png" format="PNG"/>
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</imageobject>
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<textobject>
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<phrase>Horizontal Coordinates</phrase>
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</textobject>
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</mediaobject>
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</screenshot>
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<para>
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This module converts from <link linkend="equatorial">Equatorial
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coordinates</link> to <link linkend="horizontal">Horizontal
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coordinates</link>. First, select the date, time, and
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geographic coordinates for the calculation in the
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<guilabel>Input Data</guilabel> section. Then, fill in the
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equatorial coordinates to be converted and their catalog epoch
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in the <guilabel>Equatorial Coordinates</guilabel> section.
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When you press the <guibutton>Compute</guibutton> button,
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the corresponding Horizontal coordinates will be presented in
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the <guilabel>Horizontal Coordinates</guilabel> section.
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</para>
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</sect2>
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