VizieR

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

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/902/127
  Bright Gaia white dwarfs with unWISE photometry (Xu+, 2020)
ReadMe+ftp
2020ApJ...902..127X
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/902/127/table4179 white dwarfs that may have contaminated unWISE photometry (Sample C) (179 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)
  RA_ICRS deg (i) Right ascension (ICRS) at Ep=2015.5 from Gaia DR2 (pos.eq.ra;meta.main)
  DE_ICRS deg (i) Declination (ICRS) at Ep=2015.5 from Gaia DR2 (pos.eq.dec;meta.main)
  W1mag mag unWISE band 1 magnitude (Note 1)   (phot.mag;em.IR.3-4um)
  e_W1mag mag Uncertainty in W1mag (Note 1)   (stat.error;phot.mag)
  W2mag mag unWISE band 2 magnitude (Note 1)   (phot.mag;em.IR.4-8um)
  e_W2mag mag Uncertainty in W2mag (Note 1)   (stat.error;phot.mag)
  chiW1  Magnitude excess parameter for unWISE band 1, chi-W1, Eq. 1 (stat.param;phot.color.excess)
  chiW2  Magnitude excess parameter for unWISE band 2, chi-W2, Eq. 1 (stat.param;phot.color.excess)
  sigmaW12  Color excess parameter, Eq. 2 (phot.color.excess)
  Exs (char) Excess type (meta.code)

ALL cols		    
 (i)indexed column
  Teff K White dwarf effective temperature (Note 2)   (phys.temperature.effective)
  logg [cm/s2] White dwarf surface gravity (Note 2)   (phys.gravity)
  M Msun White dwarf mass, solar units (Note 2)   (meta.unit;phys.mass)
  SpType (char) White dwarf spectral type, SIMBAD (src.spType)
  Catalog (char) Detected catalog(s) (Note 3)   (meta.note)
  WD (char) WD name (WDJHHMMSS.ss+DDMMSS.ss, J2000) (Note 4)   (meta.id;meta.main)
  GaiaDR2  GaiaDR2 identifier (Note 4)   (meta.id)
  Simbad  ask the Simbad data-base about this object (meta.ref.url)
  _RA.icrs deg (i) Right Ascension (ICRS, epoch 2000) computed by CDS (pos.eq.ra)
  _DE.icrs deg (i) Declination (ICRS, epoch 2000) computed by CDS (pos.eq.dec)

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