Dictionary of Nomenclature of Celestial Objects
(Last update: 18-Oct-2019)

Result of query: info cati SDSS-C4$

Details on Acronym:   SDSS-C4
   SDSS-C4 (SDSS, C4 algorithm)= (SDSS-C4-DR2) Write:<<SDSS-C4 NNNN>> N: 748 Object:Cl of G  (SIMBAD class: ClG = Cluster of Galaxies) Note:SDSS C4 catalog is a sample of clusters of galaxies identified in the spectroscopic sample of the SDSS DR2. The numbering in the DR2 version is not identical to the one used in the DR3 version, see also SDSS-C4-DR3. Ref:=2005AJ....130..968M byMILLER C.J. , NICHOL R.C., REICHART D., WECHSLER R.H., EVRARD A.E., ANNIS J., McKAY T.A., BAHCALL N.A., BERNARDI M., BOEHRINGER H., CONNOLLY A.J., GOTO T., KNIAZEV A., LAMB D., POSTMAN M., SCHNEIDER D.P., SHETH R.K., VOGES W. Astron. J., 130, 968-1001 (2005) The C4 clustering algorithm: clusters of galaxies in the Sloan Digital Sky Survey. oTable 2: <SDSS-C4 NNNN> N=748 among (Nos 1000-3312). =E=Catalogue in electronic form as J/AJ/130/968 Originof the Acronym: A = Assigned by the author(s)
Details on Acronym:   SDSS-C4-DR2
   SDSS-C4-DR2 (SDSS, C4 algorithm, DR2 version) ***** Avoid the usage of SDSS-C4-DR2, prefer SDSS-C4 Originof the Acronym: A = Assigned by the author(s)

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