VizieR

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

VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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J/A+AS/126/21
  Velocities and duplicity of F-type dwarfs (Nordstroem+ 1997)
ReadMe+ftp
1997A&AS..126...21N
Similar Catalogs
Post annotation 		img(gal)
1.J/A+AS/126/21/table2Mean radial velocities, luminosity ratios, and other derived parameters for 65 stars with double-lined or composite spectra (65 rows)
The column HD provides a link to the individual measurements (table6)

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. ((unassigned);meta.version;arith.diff;phys.veloc)
  HD  (i) HD number of double-lined star ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  m_HD (char) Visual binary component code ((unassigned);(unassigned);(unassigned);pos.posAng)
  RAJ2000 "h:m:s" Right ascension (J2000) (pos.galactic.lon;phys.atmol.qn;(unassigned);(unassigned);arith)
  DEJ2000 "d:m:s" (n)Declination sign ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  Teff1 K Synthetic template spectrum effective temperature, for component 1 in spectrum ((unassigned);phys.luminosity.fun;arith.grad;em.radio)
  Vrot1 km/s Synthetic template spectrum rotational velocity, for component 1 in spectrum ((unassigned);(unassigned);(unassigned);stat.Fourier;meta.main)
  Teff2 K Synthetic template spectrum effective temperature, for component 2 in spectrum ((unassigned);phys.luminosity.fun;arith.factor;em.radio)
  Vrot2 km/s Synthetic template spectrum rotational velocity, for component 2 in spectrum ((unassigned);meta.version;arith.diff;stat.Fourier;meta.main)
  Alpha   Luminosity ratio (comp2/comp1) computed with TODCOR (see text) ((unassigned);meta.version;arith.diff;(unassigned);instr.offset)
  Nobs  Number of observations ((unassigned);meta.version;arith.diff;src.var)
  <V0> km/s Mean (systemic) radial velocity, V0 ((unassigned);meta.version;arith.diff;spect.index;arith.diff;meta.main)
  e_<V0> km/s Mean error of mean radial velocity ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Span d Time span from first to last observation ((unassigned);em.line;arith.grad;obs.calib.dark;meta.main)
  q   Mass ratio q (comp2/comp1) when available; see paper for methods of computation ((unassigned);em.line;arith.grad;(unassigned);instr.offset)
  e_q   Mean error of mass ratio ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Rem (char) Remark on nature of system (Note 1)   ((unassigned);instr.beam;stat.min;phys.veloc.orbital)

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