Dictionary of Nomenclature of Celestial Objects
(Last update: 22-May-2018)

Result of query: info cati 3CR$

Details on Acronym:   3CR
   3CR (3rd Cambridge catalog, Revised) Write:<<3CR NNN.N>> N: 328 Object:(Rad)  (SIMBAD class: Radio = Radio-source) Note:Revised version of the 3C catalogue based on new observations.
Objects already in the 3C catalogue have the same number 'NNN' sometimes written 'NNN.0' in the literature.
Some sources are omitted on account of errors in the original 3C list.
New sources added have a format 'NNN.N', derived from the 3C NNN source preceding it in R.A.
See also [SDM85]. Ref:=1962MmRAS..68..163B byBENNETT A.S. Mem. R. Astron. Soc., 68, 163-None (1962) The revised 3C catalogue of radio sources. oCatalogue: <3CR NNN>, <3CR NNN.N>, N=328. Ref:=1985PASP...97..932S bySPINRAD H. , DJORGOVSKI S., MARR J., AGUILAR L. Publ. Astron. Soc. Pac., 97, 932-961 (1985) A third update of the status of the 3 CR sources: further new redshifts and new identifications of distant galaxies. oCatalogue: <3CR NNN.N> N=293, <[SDM85] 3CR NNNA> (Nos 66A-66B, 225A-225B, 292). =E=Catalogue in electronic form as VIII/1

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