Basic Object Catalogs

Basic Object Catalogs - Basic Object Catalogs General: NGC...

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Basic Object Catalogs General: NGC = New General Catalog . Includes star clusters, galaxies, gaseous nebulae, and hallucinations, mostly from the visual surveys by the Herschels. Produced by J. Dreyer in the 1880s. The modern version is the Revised New General Catalog of Nonstellar Astronomical Objects , Sulentic and Tifft, Univ. Arizona 1973. The entries are ordered by right ascension at epoch 1855, which makes things somewhat confusing in current coordinates (especially when there are large declination jumps between objects). ( Electronic version at the CDS ) IC = Index Catalog, supplement to the above, with another 7000+ entries. The NGC 2000 compilation includes both NGC and IC lists. 3C = Third Cambridge Catalog of radio sources selected at 178 MHz. Optical identifications of extragalactic sources are given by Spinrad, Djorgovski, and Aguilar 1985 PASP 97, 932. ( CDS electronic version ) Bright Galaxies: Reference Catalog of Bright Galaxies, G. and A. de Vaucouleurs, U. Texas, Austin 1964. Includes literature citations and descriptions of individual structures. Although superseded by the RC2 and RC3, online data are still available. Second Reference Catalog of Bright Galaxies (RC2), de Vaucouleurs, de Vaucouleurs, and
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Basic Object Catalogs - Basic Object Catalogs General: NGC...

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