Zenith: Difference between revisions
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(Observer's) Zenith | (Observer's) Zenith | ||
Latest revision as of 10:17, 17 September 2026
(Observer's) Zenith
The point at which a straight line joining the centre of the earth to the observer's position meets the celestial sphere. To a particular observer it is the highest point of the celestial sphere.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
