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Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
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J/ApJ/857/2
  Abundances in 6 metal-poor stars (Roederer+, 2018)
ReadMe+ftp
2018ApJ...857....2R
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJ/857/2/table3(c)V magnitudes, model atmosphere parameters, and derived iron abundances (6 rows)
2.J/ApJ/857/2/table1Characteristics of archival UV and optical spectra (14 rows)
3.J/ApJ/857/2/table2Fe lines and equivalent widths (850 rows)

Simple ConstraintList Of Constraints
 
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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)Nobs  (n)Number of observations for this star (link to table 1) (meta.number)
   (ALL)Name (char) (i) Star name (meta.id;meta.main)
  (1)Nl  (n)Number of EWs for this star (link to table 2) (meta.number)
  (1)Vmag mag [5.8/8.8] Johnson V-band magnitude (Note 1)   (phot.mag;em.opt.V)
  (1)Teff K [5766/6427] Effective temperature (phys.temperature.effective)
  (1)e_Teff K [64/93] Teff uncertainty (stat.error;phys.temperature.effective)
  (1)logg [cm/s2] [3.6/4.5] Log of surface gravity (phys.gravity)
  (1)e_logg [cm/s2] [0.1/0.2] logg uncertainty (stat.error)
  (1)Vt km/s [1.1/1.6] Microturbulent velocity (phys.veloc)
  (1)e_Vt km/s [0.1] Vt uncertainty (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)[M/H] [-] [-2.6/-1] Metallicity (phys.abund.Z)
  (1)e_[M/H] [-] [0.1] [M/H] uncertainty (stat.error;phys.abund)
  (1)[FeI/H] [-] [-2.6/-0.9] [FeI/H] abundance (phys.abund)
  (1)e_[FeI/H] [-] [0.04/0.07] [FeI/H] uncertainty (stat.error;phys.abund)
  (1)[FeII/H] [-] [-2.5/-0.9] [FeII/H] abundance (phys.abund)
  (1)e_[FeII/H] [-] [0.04/0.06] [FeII/H] uncertainty (stat.error;phys.abund)
  (1)Fe2-Fe1 [-] [-0.03/0.09] [FeII/H] - [FeI/H] (phys.abund)
  (1)e_Fe2-Fe1 [-] [0.06/0.1] Fe2-Fe1 uncertainty (stat.error)
  (1)D02 (char) Display data from Ducati+, 2002, II/237 (meta.ref.url)
  (1)2M (char) Display the 2MASS data (Cutri+ 2003, II/246) within 3" (meta.ref.url)
  (1)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (1)_RA deg (i) Right Ascension (J2000) from SIMBAD (not part of the original data) (pos.eq.ra;meta.main)
  (1)_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
  (2)Set (char) UV or Opt. spectra (meta.note)
  (2)Inst (char) Instrument (meta.id;instr)
  (2)Prog (char) Program ID (meta.id;obs)
  (2)f_Prog (char) Flag on Prog (Note 1)   (meta.code)
  (2)Data (char) UV data sets (meta.id;obs)
  (2)PI (char) Principal Investigator's name (obs.observer)
  (2)R (char) Resolution(s) (spect.resolution)
  (2)f_R (char) Flag on R (Note 1)   (meta.code)
  (2)S/N  (n) [25/550] Signal to noise ratio at 2100 and 5000Å for the UV and optical spectra, respectively (stat.snr)
  (3)Ion (char) Species (FeI or FeII) (phys.atmol.ionStage)
  (3)lambda 0.1nm [3724.3/7748.3] Wavelength in Angstroms (em.wl)
  (3)ExPot eV [1.4/4.8] Excitation potential in eV (phys.atmol.excitation)
  (3)log(gf)   [-4.2/0.4] Log of degeneracy times oscillator strength (phys.atmol.oscStrength)
  (3)EW 0.1pm [1.5/137.3] Equivalent width in milli Angstroms (spect.line.eqWidth)

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