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This chronological list of famous watchmakers is a list of those who influenced the development of horology or gained status by their creations. The list is sorted by the lifetimes of the watchmakers .
The RCW Catalogue (from Rodgers, Campbell & Whiteoak) is an astronomical catalogue of Hα-emission regions in the southern Milky Way, described in (Rodgers et al. 1960).It contains 182 objects, including many of the earlier Gum catalogue (84 items) objects.
Between 1730 and 1738, Graham had as an apprentice Thomas Mudge, who went on to be an eminent watchmaker in his own right, and invented the lever escapement, an important development for pocket watches. [4] He was widely acquainted with practical astronomy, invented many valuable astronomical instruments, and improved others.
Name: Lifespan: Country of work : George N. Saegmuller: 1847–1934 US Bernhard Schmidt: 1879–1935 Germany Ibn al-Shatir: 1304–1375 Syria: James Short: 1710–1768
The list was compiled by Patrick Moore as a complement to the Messier catalogue. [ 1 ] While the Messier catalogue is used by amateur astronomers as a list of deep-sky objects for observation, Moore noted that Messier's list was not compiled for that purpose and excluded many of the sky's brightest deep-sky objects, [ 1 ] such as the Hyades ...
The Extrasolar Planets Encyclopaedia [9] is an astronomy website, founded in Paris, France at the Meudon Observatory by Jean Schneider in February 1995, [10] [11] which maintains a database of all the currently known and candidate extrasolar planets, with individual "note" pages for each planet and a full list interactive catalog spreadsheet ...
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An astronomical catalogue is a list or tabulation of astronomical objects, typically grouped together because they share a common type, morphology, origin, means of detection, or method of discovery. Astronomical catalogs are usually the result of an astronomical survey of some kind.