VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
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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/MNRAS/487/1400
  Spiral structure as revealed by O and B stars (Chen+, 2019)
ReadMe+ftp
2019MNRAS.487.1400C
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/487/1400/table2(c)OB-star candidate catalogue selected from the VPHAS+ DR2 (6858 rows)
2.J/MNRAS/487/1400/table4(c)O-B2 star catalogue compiled from the literature (8814 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)ID   [1/6858] Star identifier (meta.id;meta.main)
   (ALL)RAJ2000 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
   (ALL)DEJ2000 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
  (1)umag mag VPHAS+ u-band magnitude (phot.mag;em.opt.U)
  (1)e_umag mag Error on umag (stat.error;phot.mag)
  (1)gmag mag VPHAS+ g-band magnitude (phot.mag;em.opt.B)
  (1)e_gmag mag Error on gmag (stat.error;phot.mag)
  (1)rmag mag VPHAS+ r-band magnitude (phot.mag;em.opt.R)
  (1)e_rmag mag Error on rmag (stat.error;phot.mag)
  (1)imag mag (n) VPHAS+ i-band magnitude (phot.mag;em.opt.I)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)e_imag mag (n) Error on imag (stat.error;phot.mag)
  (1)Hamag mag (n) VPHAS+ Hα-band magnitude (phot.flux;em.line.Halpha)
  (1)e_Hamag mag (n) Error on Hamag (stat.error;phot.mag)
   (ALL)Gmag mag Gaia DR2 G-band magnitude (Note G1)   (phot.mag;em.opt)
   (ALL)e_Gmag mag Error on Gmag (Note G1)   (stat.error;phot.mag)
   (ALL)BPmag mag Gaia DR2 BP-band magnitude (Note G1)   (phot.mag;em.opt.B)
   (ALL)e_BPmag mag Error on BPmag (Note G1)   (stat.error;phot.mag)
   (ALL)RPmag mag Gaia DR2 RP-band magnitude (Note G1)   (phot.mag;em.opt.R)
   (ALL)e_RPmag mag Error on RPmag (Note G1)   (stat.error;phot.mag)
   (ALL)Dist pc Distance calculated from the Gaia DR2 parallaxes using a Bayesian distance estimator (Note G2)   (pos.distance)
   (ALL)plx mas Parallax (Note G1)   (pos.parallax.trig)
   (ALL)e_plx mas Error on plx (Note G1)   (stat.error;pos.parallax)
   (ALL)pmRA mas/yr Proper motion in right ascension (Note G1)   (pos.pm;pos.eq.ra)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
   (ALL)e_pmRA mas/yr Error on pmRA (Note G1)   (stat.error;pos.pm;pos.eq.ra)
   (ALL)pmDE mas/yr Proper motion in declination (Note G1)   (pos.pm;pos.eq.dec)
   (ALL)e_pmDE mas/yr Error on pmDE (Note G1)   (stat.error;pos.pm;pos.eq.dec)
   (ALL)Refs (char) References (Note G3)   (meta.ref;pos.frame)
  (1)VPHAS+ (char) Display the VPHAS+ DR2 data (Drew et al. 2016, Cat. II/341) (meta.ref.url)
  (2)SpType (char) Spectral type (src.spType)
  (2)GaiaDR2 (char) Display the Gaia DR2 data (Gaia Collaboration, 2018, Cat. I/345) (meta.ref.url)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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