declination axis

noun

Definition of declination axis

: the axis of rotation that is at right angles to the polar axis of an equatorial mounting and that permits pointing the telescope to celestial objects of different declinations

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“Declination axis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/declination%20axis. Accessed 1 Oct. 2020.

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