The Index Catalogue of Visual Double Stars, or IDS, is a catalog of double stars. It was published by Lick Observatory in 1963 and contains measurements for 64,250 objects, covering the entire sky.pp. 723–724, The Observer's Guide to Astronomy: Volume 1, Patrick Martinez and Storm Dunlop, Cambridge University Press, 1994, .Index catalogue of visual double stars, 1961.0, Hamilton M. Jeffers, Willem H. van den Bos, and Frances M. Greeby, Publications of the Lick Observatory, Mount Hamilton: University of California, Lick Observatory, 1963, . The database used to construct this catalog was later transferred from Lick Observatory to the United States Naval Observatory, where it became the basis for the Washington Double Star Catalog.The Washington Double Star Catalog , Brian D. Mason, Gary L. Wycoff, and William I. Hartkopf, astrometry department, United States Naval Observatory; accessed on line July 22, 2008. See also Aitken Double Star Catalogue Burnham Double Star Catalogue
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