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38 lines
1.0 KiB
38 lines
1.0 KiB
<sect2 id="calc-sidereal">
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<title
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>Sidereal Time module</title>
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<indexterm
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><primary
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>Tools</primary>
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<secondary
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>Astrocalculator</secondary>
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<tertiary
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>Sidereal Time module</tertiary>
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</indexterm>
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<screenshot>
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<screeninfo
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>The Sidereal Time calculator module </screeninfo>
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<mediaobject>
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<imageobject>
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<imagedata fileref="calc-sidereal.png" format="PNG"/>
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</imageobject>
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<textobject>
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<phrase
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>Sidereal Time</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 between <link linkend="ai-utime"
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>Universal Time</link
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> and Local <link linkend="ai-sidereal"
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>Sidereal Time</link
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>. First, select whether you will use Universal Time or Sidereal Time as an input value in the <guilabel
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>Input Selection</guilabel
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> section. You must also specify a geographic longitude, and a date for the calculation, in addition to either the Universal Time or the Sidereal Time value. When you press the <guibutton
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>Compute</guibutton
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> button, the corresponding value for the other Time will be displayed. </para>
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</sect2>
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