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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
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NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/AJ/108/538
  Metal-poor MS stars UBV photometry (Preston+ 1994)
ReadMe+ftp
1994AJ....108..538P
Similar Catalogs
Post annotation 		img(gal)
1.J/AJ/108/538/ubvUBV observations of HK survey stars (tables 9 and 10 of paper) (266 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)
  n (char) n for a new observation (table9), r for a repeat observation (table10)
  BPS-CS (char) Star identification in HK survey (field-number)
  Vmag mag Johnson V magnitude
  B-V mag Johnson B-V colour index
  U-B mag Johnson colour index
  Simbad  ask the Simbad data-base about this object
  _RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  _DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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