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A star catalogue is an astronomical catalogue that lists stars. In astronomy, many stars are referred to simply by catalogue numbers. There are a great many different star catalogues which have been produced for different purposes over the years, and this article covers only some of the more frequently quoted ones.
The Abell catalog of rich clusters of galaxies is an all-sky catalog of 4,073 rich galaxy clusters of nominal redshift z ≤ 0.2. This catalog supplements a revision of George O. Abell 's original "Northern Survey" of 1958, which had only 2,712 clusters, with a further 1,361 clusters – the "Southern Survey" of 1989, published after Abell's ...
The Catalog of Components of Double and Multiple Stars, or CCDM, is an astrometric star catalogue of double and multiple stars. It was made by Jean Dommanget and Omer Nys at the Royal Observatory of Belgium in order to provide an input catalogue of stars for the Hipparcos mission. The published first edition of the catalog, released in 1994 ...
3-2-1 Contact is an American science educational television show produced by the Children's Television Workshop (CTW, now known as Sesame Workshop). It aired on PBS from 1980 to 1988 and later ran on Noggin (a joint venture between the CTW and Nickelodeon) from 1999 to 2003. The show teaches scientific principles and their applications. [ 1]
The Minkus catalogue was a comprehensive of American and worldwide postage stamps, edited by George A Tlamsa and published by Krause Publications. In the United States Minkus competed with the Scott catalogue as a distant second. Generally sold through department store stamp collecting departments, it had its own system of numbering stamps ...
The Uppsala General Catalogue of Galaxies ( UGC) is a catalogue of 12,921 galaxies visible from the northern hemisphere. It was first published in 1973. [1] Dwarf galaxy UGC 1281. [2] The catalogue includes essentially all galaxies north of declination -02°30' and to a limiting diameter of 1.0 arcminute or to a limiting apparent magnitude of 14.5.
History of PDF. The Portable Document Format (PDF) was created by Adobe Systems, introduced at the Windows and OS/2 Conference in January 1993 and remained a proprietary format until it was released as an open standard in 2008. Since then, it has been under the control of an International Organization for Standardization (ISO) committee of ...
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