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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:

  
Target dimension:

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II/187A
  30 Doradus OB Associations (Parker 1992)
Post annotation
img(gal)
1.II/187A/photo(c)Positional and photometric data (tables 4 and 5) (2395 rows)
2.II/187A/spectroSpectroscopic data (tables 11 and 12) (302 rows)

 
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)
   (ALL)Num  (i) [1/9045] Running number ([P93] in Simbad) (meta.id;meta.main)
   (ALL)n_Num (char) S indicates that spectroscopic data are available for this star (meta.ref.url)
  (1)RAJ2000 "h:m:s" (i) Right ascension J2000 (Note 1)   (pos.eq.ra;meta.main)
  (1)DEJ2000 "d:m:s" (i) Declination J2000 (Note 1)   (pos.eq.dec;meta.main)
   (ALL)Xpos pix X position (Note 2)   (pos.cartesian.x;instr.det)
   (ALL)Ypos pix Y position (Note 2)   (pos.cartesian.y;instr.det)
   (ALL)Vmag mag V magnitude, in Johnson system (phot.mag;em.opt.V)
  (1)e_Vmag mag Vmag accuracy (stat.error;phot.mag;em.opt.V)
   (ALL)B-V mag B-V color, in Johnson system (phot.color;em.opt.B;em.opt.V)
  (1)e_B-V mag B-V accuracy (stat.error;phot.color;em.opt.B)

ALL cols
    
 (i)indexed column
   (ALL)U-B mag (n) U-B color, in Johnson system (Note 3)   (phot.color;em.opt.U;em.opt.B)
  (1)e_U-B mag (n) U-B accuracy (stat.error;phot.color;em.opt.U)
  (2)Q mag Q = (U-B) - 0.72(B-V) (phot.color.reddFree)
  (2)E(B-V) mag Color excess in B-V calculated from Q (phot.color.excess)
  (2)Mv mag Absolute V magnitude (Note 2)   (phys.magAbs;em.opt.V)
  (2)Teff [K] Log effective temperature (Note 3)   (phys.temperature.effective)
  (2)Mbol mag Bolometric absolute magnitude (Note 4)   (phys.magAbs.bol)
  (2)Sp (char) MK spectral type (Note 5)   (src.spType)
  (2)Com (char) Comments (Note 6)   (meta.note)

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