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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

  
III/223
  12th General Catalogue of MK Spectral Classification (Buscombe+ 1995)
ReadMe+ftp
1995msct.book.....B
Similar Catalogs
Post annotation 		img(gal)
1.III/223/mk12Data for field stars (17438 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)
  Star (char) Identification for star (meta.id;meta.main)
  RAJ2000 "h:m:s" (i) Right Ascension (J2000) hour (pos.eq.ra;meta.main)
  DEJ2000 "d:m:s" (n)(i) Declination (J2000) degree (pos.eq.dec;meta.main)
  u_DEJ2000 (char) [: ] DEm uncertain (meta.code.error)
  f_SpType (char) [(] Spectral type inferred from photometry (meta.code)
  SpType (char) MK spectral type (src.spType)
  r_SpType (char) [* ] Asterisk = type from definers of MK (meta.ref;pos.frame)
  f_Vmag (char) [< ] Brackets mean average over cycle (meta.code;src.var)
  Vmag (char) mag Johnson V magnitude (phot.mag;em.opt.V)
  f_B-V (char) [< ] Brackets mean average over cycle (meta.code;src.var)
  B-V mag (n)B-V color (phot.color;em.opt.B;em.opt.V)
  U-B (char) mag U-B color (phot.color;em.opt.U;em.opt.B)
  Rem (char) Questions (meta.note)
  OName (char) Alternate identification, usually HD (meta.id)

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