Dictionary of Nomenclature of Celestial Objects
(Last update: 26-Apr-2024)

Result of query: info cati SDG$

Details on Acronym:   DGS
  
DGS (Dressler+Gunn+Schneider)
***** Avoid the usage of DGS, prefer SDG
Originof the Acronym: L (1985ApJ...294...70D)

Details on Acronym:   SDG
  
SDG (Schneider+Dressler+Gunn)= (DGS)
Write:<<SDG NNNA>>
N: 266
Object:G  (SIMBAD class: Galaxy)
Note:Some objects in this list have already been published in the ref. 1985ApJ...294...70D, and are sometimes found as 'DGS NNN'. (Nos 1-265). ref. 1992AJ....104.2067L: one galaxy, 3" east of SDG 173 is added, and named 'SDG 173A'
in source:ClG 0024+1652 = HMS 0024+1654
Ref:=1986AJ.....92..523S
bySCHNEIDER D.P. , DRESSLER A., GUNN J.E.
 Astron. J., 92, 523-533 (1986)
  Three-color CCD photometry of the distant cluster of galaxies Cl 0024+1654.
o<SDG NNN> (Nos 1-265)
Ref:=1992AJ....104.2067L
byLAVERY R.J. , PIERCE M.J., McCLURE R.D.
 Astron. J., 104, 2067-2071 (1992)
  High-resolution imaging of distant clusters: I. Close pairs, interactions, and the "Butcher-Oemler" effect at z = 0.4.
oTable 1: <SDG NNNA> No. 173A added
Originof the Acronym: L (1992AJ....104.2067L)