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From Bidston Observatory

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== Summary == Table of moon’s position at midnight showing which stars to use for lunar distance predictions. Sent by Malachy Hitchins to Joshua Moore for midnight December 1798. (Courtesy of Library of Congress.) Government approved nautical almanac with tables of computed lunar distances. Early use of computational static tables for assigning a latitude and longitude to a world in process. Used with a sextant (from 19thC rated at Bidston), quadrant and navigational tables. Often used together with Chronometer and Dead Reckoning.

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