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/454/151
  OB Associations of the Northern Milky Way (Massey+ 1995)
ReadMe+ftp
1995ApJ...454..151M
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/454/151/ngc2244Catalog data for NGC 2244/Mon OB2 (773 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)
  RA2000 "h:m:s" (i) Right ascension, 2000 (pos.eq.ra;meta.main)
  DE2000 "d:m:s" (n)(i) Declination sign (pos.eq.dec;meta.main)
  Vmag mag V magnitude (phot.mag;em.opt.V)
  u_Vmag (char) V uncertainty flag (meta.code.error)
  B-V mag B-V color (Note 1)   (phot.color;em.opt.B;em.opt.V)
  u_B-V (char) B-V uncertainty flag (meta.code.error)
  U-B mag U-B color (Note 1)   (phot.color;em.opt.U;em.opt.B)
  u_U-B (char) U-B uncertainty flag (meta.code.error)
  SpNew (char) Newly determined spectral type, if any (src.spType)
  ID (char) Other identification, if any (meta.id)
  SpLit (char) Spectral type from the literature, if any (src.spType)

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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