The Index Catalogue of Visual Double Stars, or IDS, is a

catalog Catalog or catalogue may refer to: *Cataloging **'emmy on the 'og **in science and technology ***Library catalog, a catalog of books and other media ****Union catalog, a combined library catalog describing the collections of a number of libraries ...

double star In observational astronomy, a double star or visual double is a pair of stars that appear close to each other as viewed from Earth, especially with the aid of optical telescopes. This occurs because the pair either forms a binary star (i.e. a bi ...

s. It was published by

Lick Observatory The Lick Observatory is an astronomical observatory owned and operated by the University of California. It is on the summit of Mount Hamilton, in the Diablo Range just east of San Jose, California, United States. The observatory is managed by th ...

in 1963 and contains measurements for 64,250 objects, covering the entire sky. The database used to construct this catalog was later transferred from Lick Observatory to the

United States Naval Observatory United States Naval Observatory (USNO) is a scientific and military facility that produces geopositioning, navigation and timekeeping data for the United States Navy and the United States Department of Defense. Established in 1830 as the Depo ...

, where it became the basis for the

Washington Double Star Catalog The Washington Double Star Catalog, or WDS, is a catalog of double stars, maintained at the United States Naval Observatory. The catalog contains positions, magnitudes, proper motions and spectral types and has entries for (as of June 2017) 141, ...

.The Washington Double Star Catalog
, Brian D. Mason, Gary L. Wycoff, and William I. Hartkopf, astrometry department,

; accessed on line July 22, 2008.

References

Astronomical catalogues of stars Double stars {{Astronomical-catalogue-stub

See also

References