VizieR

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

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

  
VI/19
  UBV Photoelectric Sequences in SA 92-115 (Landolt 1973)
ReadMe+ftp
1973AJ.....78..959L
Similar Catalogs
Post annotation 		img(gal)
1.VI/19/selstarsSelected Area Stars (642 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)
  area  Selected Area Field (obs.field)
  ID  Star I.D. (Note)   (meta.id;meta.main)
  RA1975 "h:m:s" (i) Right Ascension (1975) hours (Note)   (pos.eq.ra;meta.main)
  DE1975 "d:m:s" (i) Declination (1975) degrees (pos.eq.dec;meta.main)
  Vmag mag V magnitude (phot.mag;em.opt.V)
  B-V mag (B-V) index (phot.color;em.opt.B;em.opt.V)
  u_B-V (char) Uncertainty flag (:) on B-V (meta.code.error;phot.color;em.opt.B)
  U-B mag (U-B) index (phot.color;em.opt.U;em.opt.B)
  u_U-B (char) Uncertainty flag (:) on U-B (meta.code.error;phot.color;em.opt.U)
  N  Number of times star was observed (meta.number)

ALL cols		    
 (i)indexed column
  M  Number of nights star was observed (meta.number)
  e_Vmag mag (n) V mean error (stat.error;phot.mag;em.opt.V)
  e_B-V mag (n) (B-V) mean error (stat.error;phot.color;em.opt.B)
  u_e_B-V (char) Uncertainty flag (:) on e_B-V (meta.code.error)
  e_U-B mag (n) (U-B) mean error (stat.error;phot.color;em.opt.U)
  u_e_U-B (char) Uncertainty flag (:) on e_U-B (meta.code.error)
  BSD  (n)Bergedorfer Spektral Durchmusterung ID (meta.id)
  Sp (char) BSD spectral type (src.spType)
  remSA  (n) [1/32] Note number explained in selnotes.dat (meta.note)
  _RA.icrs "h:m:s" (n)(i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
  _DE.icrs "d:m:s" (n)(i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)

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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