VizieR

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

VizieR

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

  
J/ApJ/819/110
  Extremely metal-poor galaxies in SDSS. II. (Sanchez Almeida+ 2016)
ReadMe+ftp
2016ApJ...819..110S
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/819/110/table2Candidate extremely metal-poor galaxies (332 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  Running index number; sorted according to growing RA (meta.id)
  XMP (char) Extremely metal poor galaxy in this study (meta.ref.url)
  ID (char) (i) Source identifier (JHHMMSS.s+DDMMSS.s) (meta.id;meta.main)
  logO/H [-] [6.9/7.7] Log Oxygen abundance; 12+log(O/H) (Note G1)   (phys.abund)
  e_logO/H [-] [0.07/0.6] Uncertainty in logO/H (stat.error;phys.abund)
  logN/O [-] (n) [-1.8/-0.8] Log Nitrogen to Oxygen abundance ratio (Note G1)   (phys.abund)
  e_logN/O [-] (n) [0.1/0.5] Uncertainty in logN/O (stat.error;phys.abund)
  logU [-] [-3.1/-1.5] Log ionization parameter (Note G2)   (phys.ionizParam)
  e_logU [-] [0/0.6] Uncertainty in logU (stat.error;pos.cartesian.x)
  CHb   [0/0.8] Extinction coefficient in H beta (obs.atmos.extinction)
  e_CHb   [0.01/1.3] Uncertainty in CHb (stat.error)
  Sloan  Display the online SDSS data for the nearest object (meta.ref.url)
  SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)
  NEDname (char) Designation understandable by the NED data-base (meta.id)
  _RA deg (i) Positions from names (right ascension part) (pos.eq.ra;meta.main)
  _DE deg (i) Positions from names (declination part) (pos.eq.dec;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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