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/AJ/146/131
  UBVRI standard stars at +50° declination (Landolt, 2013)
ReadMe+ftp
2013AJ....146..131L
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/146/131/table6Field centers for the standard star sequences (87 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)
  Field (char) Field name (Note 1)   (obs.field)
  RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (Note 2)   (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (Note 2)   (pos.eq.dec;meta.main)
  FOV (char) arcmin Field of view (field size) (phys.angSize;instr.fov)
  Ns  Number of stars in each field (meta.number)
  Vmin mag Lower range in V magnitude (Note 3)   (phot.mag;em.opt.V)
  Vmax mag (n) Upper range in V magnitude (Note 3)   (phot.mag;em.opt.V)
  B-Vmin mag Lower range in (B-V) color index (Note 3)   (phot.color;em.opt.B;em.opt.V)
  B-Vmax mag (n) Upper range in (B-V) color index (Note 3)   (phot.color;em.opt.B;em.opt.V)
  U-Bmin mag Lower range in (U-B) color index (Note 3)   (phot.color;em.opt.U;em.opt.B)
  U-Bmax mag (n) Upper range in (U-B) color index (Note 3)   (phot.color;em.opt.U;em.opt.B)
  Standard (char) Which stars within a field are recommended as standard stars (meta.id;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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