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This book was the predecessor of the Boss General Catalogue and was written by Lewis Boss, Benjamin Boss's father in 1910. It was a list of the thought to be proper motion of stars. [ 6 ] As per the name, Lewis Boss 's catalogue intended to have a successor, the role of which was taken by the Boss General Catalogue . [ 2 ]
This catalogue is referred to as CNS2, although this name is never used in catalogue numbers. Numbers in the range 9001–9850 (Wo numbers) are from the supplement Extension of the Gliese catalogue (1970, R. Woolley, E. A. Epps, M. J. Penston and S. B. Pocock). Numbers in the ranges 1000–1294 and 2001–2159 (GJ numbers) are from the supplement
Z — Fritz Zwicky, Catalogue of galaxies and of clusters of galaxies; ZC — Robertson's Zodiacal Catalogue (James Robertson's catalogue of 3539 zodiacal stars brighter than 9th magnitude) Zij — Islamic astronomical books that tabulates parameters used for astronomical calculations of the positions of the Sun, Moon, stars, and planets
c. 300 BC — star catalog of Timocharis of Alexandria; c. 134 BC — Hipparchus makes a detailed star map; c. 150 — Ptolemy completes his Almagest, which contains a catalog of stars, observations of planetary motions, and treatises on geometry and cosmology; c. 705 — Dunhuang Star Chart, a manuscript star chart from the Mogao Caves at Dunhuang
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Some objects originally thought to be deep sky objects and listed in the NGC have been subsequently shown to be ordinary stars, so their inclusion in the catalog is now considered erroneous. [1] This list of stars is based on the "NGC 2000.0" version of the catalog, which lists the stars in its errata, [ 1 ] supplemented with data on each ...
The Billboard Adult Top 40 chart ranks the most popular songs on Adult Top 40 radio stations in the United States, based on airplay detections as measured by Nielsen BDS and published weekly by Billboard. These are the songs which reached number one on the Adult Top 40 chart during the 2020s.
Unlike objects in the Messier catalogue, which are listed roughly in the order of discovery by Messier and his colleagues, [5] the Caldwell catalogue is ordered by declination, with C1 being the most northerly and C109 being the most southerly, [1] although two objects (NGC 4244 and the Hyades) are listed out of sequence. [1]