VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/ApJ/837/42
  N/O ratio of dwarf galaxies from SDSS (Douglass+, 2017)
ReadMe+ftp
2017ApJ...837...42D
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/837/42/table1Analyzed dwarf galaxies (135 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  Seq   [63713/2496108] KIAS-VAGC galaxy index number (Note 1)   (meta.id;meta.main)
  f_Seq (char) [e] e= extreme low-metallicity dwarf galaxy; flag added by CDS (following table 3) (Note 2)   (meta.code)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
  zsp   [0.02/0.03] Spectroscopic redshift, SDSS DR7 (src.redshift)
  rMag mag [-17/-16.3] Absolute r band magnitude (Note 1)   (phys.magAbs)
  O/H [-] [7/9] The 12+log(O/H) abundance (Note 3)   (phys.abund)
  e_O/H [-] [0.02/0.7] Uncertainty in O/H (Note 3)   (stat.error;phys.abund)
  N/H [-] [6/7.5] The 12+log(N/H) abundance (Note 3)   (phys.abund)
  e_N/H [-] [0.02/0.4] Uncertainty in N/H (Note 3)   (stat.error;phys.abund)
  N/O [-] [-2/-0.6] The log(N/O) abundance (Note 3)   (phys.abund)
  e_N/O [-] [0.03/0.8] Uncertainty in N/O (Note 3)   (stat.error;phys.abund)
  Loc (char) Location code ("Void" (42 occurrences); "Wall" (89 occurrences) or "Uncertain") (Note 4)   (src.class)
  DR12  Display data from the SDSS-DR12 photometric catalog (Alam+, 2015, V/147) within 1" (meta.ref.url)
  Sloan  Display the online SDSS data for the nearest object (meta.ref.url)
  SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  NED  ask the NED data-base about this object (meta.ref.url)

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