Polar alignment is the act of aligning the rotational axis of a telescope's equatorial mount or a sundial's gnomon with a celestial pole to parallel Earth's axis. == Alignment methods == The method to use differs depending on whether the alignment is taking place in daylight or at night.
Polar alignment is the act of aligning the rotational axis of a telescope's equatorial mount or a sundial's gnomon with a celestial pole to parallel Earth's axis. == Alignment methods == The method to use differs depending on whether the alignment is taking place in daylight or at night.
Source: Wikipedia "Polar alignment" · CC BY-SA 4.0
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