Dictionary of Nomenclature of Celestial Objects
(Last update: 26-Sep-2023)

Result of query: info cati SMDG$

Details on Acronym:   SMDG
  
SMDG   (SMUDGes)
 Write:<<SMDG  JHHMMSSs+DDMMSS>>

<<SMDG  HHMMSSs+DDMMSS>>	(not recognised by Simbad, but found in literature)
 N:  275+70+226+71+5760
Object:Poss. Ultra-diffuse G  (SIMBAD class: Galaxy)
  Note:Catalogs of large ultra-diffuse galaxy (UDG) candidates, as part    of the Systematically Measuring Ultra-Diffuse Galaxies (SMUDGes)    program..
    Use of DESI data, from the Dark Energy Spectroscopic Instrument    project.
 in source:ACO 1656 = Coma Cluster
   Ref:=2019ApJS..240....1Z
     byZARITSKY D.
, DONNERSTEIN R., DEY A., KADOWAKI J., ZHANG H., KARUNAKARAN A., MARTINEZ-DELGADO D., RAHMAN M., SPEKKENS K.
 Astrophys. J., Suppl. Ser., 240, 1-1 (2019)

    Systematically measuring ultra-diffuse galaxies (SMUDGes). I. Survey
    description and first results in the Coma galaxy cluster and environs.
oTable 2: <SMDG JHHMMSSs+DDMMSS> N=275.
   Ref:=2021ApJS..257...60Z
     byZARITSKY D.
, DONNERSTEIN R., KARUNAKARAN A., BARBOSA C.E., DEY A., KADOWAKI J., SPEKKENS K., ZHANG H.
 Astrophys. J., Suppl. Ser., 257, 60-60 (2021)

    Systematically measuring ultra-diffuse galaxies (SMUDGes). II.
    Expanded survey description and the Stripe 82 catalog.
oTable 4: <SMDG JHHMMSSs+DDMMSS> N=226 added.
   Ref:=2022ApJS..261...11Z
     byZARITSKY D.
, DONNERSTEIN R., KARUNAKARAN A., BARBOSA C.E., DEY A., KADOWAKI J., SPEKKENS K., ZHANG H.
 Astrophys. J., Suppl. Ser., 261, 11 (2022)

    Systematically Measuring Ultra-diffuse Galaxies (SMUDGes). III. The
    Southern SMUDGes Catalog.
oTable 2: <SMDG JHHMMSSs+DDMMSS> N=5760 added.
   Ref:=2020ApJ...902...39K
     byKARUNAKARAN A.
, SPEKKENS K., ZARITSKY D., DONNERSTEIN R.L., KADOWAKI J., DEY A.
 Astrophys. J., 902, 39-39 (2020)

    Systematically Measuring ultradiffuse Galaxies in H I: results from
    the pilot survey.
oTable 1: <SMDG JHHMMSSs+DDMMSS> N=70.
   Ref:=2021ApJ...923..257K
     byKADOWAKI J.
, ZARITSKY D., DONNERSTEIN R.L., SINGH P.R., KARUNAKARAN A., SPEKKENS K.
 Astrophys. J., 923, 257-257 (2021)

    On the properties of spectroscopically confirmed ultra-diffuse
    galaxies across environments.
oTables 1-3: <SMDG JHHMMSSs+DDMMSS> N=23+19+29. Table 4: <[KZD2021]    JHHMMSSs+DDMMSS> N=20.
=E=Catalogue in electronic form as <J/ApJS/240/1/>
=E=Catalogue in electronic form as <J/ApJS/257/60/>
=E=Catalogue in electronic form as <J/ApJS/261/11/>
=E=Catalogue in electronic form as <J/ApJ/902/39/>
=E=Catalogue in electronic form as <J/ApJ/923/257/>
 Originof the Acronym: A = Assigned by the author(s)