VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
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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/PAZh/34/21
  New spectral types for Tycho2 stars (Tsvetkov+, 2008)
ReadMe+ftp
2008PAZh...34...21T
Similar Catalogs
Post annotation 		img(gal)
1.J/PAZh/34/21/table1Tabulated B-V color indices and absolute magnitudes M for stars of various spectra and of luminosity classes I, III and V (61 rows)
2.J/PAZh/34/21/table2(c)Stars with |δlogr|>1, their corrected spectral types, and the logarithms of their distances obtained by the spectroscopic parallax method (164 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1)SpClass (char) Spectral class (src.spType)
  (1)MAG-1 mag Absolute magnitude for Luminosity class I (phys.magAbs;em.opt.I)
  (1)(B-V)1 mag B-V index for Luminosity class I (phot.color;em.opt.B;em.opt.V)
  (1)MAG-3 mag Absolute magnitude for Luminosity class III (phys.magAbs)
  (1)(B-V)3 mag B-V index for Luminosity class III (phot.color;em.opt.B;em.opt.V)
  (1)MAG-5 mag Absolute magnitude for Luminosity class V (phys.magAbs;em.opt.V)
  (1)(B-V)5 mag B-V index for Luminosity class V (phot.color;em.opt.B;em.opt.V)
  (2)HIP  HIP (Cat. I/239) number (meta.id)
  (2)HIP_data (char) (i) Link to all parameters supplied by the results of the Hipparcos mission (pos.eq.dec;meta.main)
  (2)logRt [pc] Logarithm of the distance derived from the trigonometric parallax (pos.distance)

ALL cols		    
 (i)indexed column
  (2)logRs [pc] Logarithm of the distance derived from the spectroscopic parallax (pos.distance)
  (2)BT-VT mag B-V colour index from the Tycho-2 Spectral Types Catalogue (Cat. III/231) (phot.color;em.opt.B;em.opt.V)
  (2)VTmag mag Apparent magnitude from the Tycho-2 Spectral Type Catalogue (Cat. III/231) (phot.mag;em.opt.V)
  (2)SpType (char) Spectral type from the Tycho-2 Spectral Type Catalogue (Cat. III/231) (src.spType)
  (2)Type (char) [VHDMCNB] Star type (Note 1)   (src.class)
  (2)SpType1 (char) New (presumed) spectral type (src.spType)
  (2)n_SpType1 (char) [sSlL ] Note on SpType1 (Note 2)   (meta.note)
  (2)logR1 [pc] (n) Logarithm of the distance calculated from SpType1 (pos.distance;meta.modelled)
  (2)Simbad (char) ask the Simbad data-base about this object
  (2)_RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  (2)_DE deg (i) Declination (J2000) from SIMBAD (not part of the original data) (pos.eq.dec;meta.main)

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