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J/ApJ/958/167
  Metallicity measurements of ~500 stars across 13 UFDs (Fu+, 2023)
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2023ApJ...958..167F
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1.J/ApJ/958/167/ufdgal(c)Observational properties of the ultra-faint dwarf (UFD) galaxies (Table 1) and metallicity distribution function measurements (Table 2) (13 rows)
2.J/ApJ/958/167/table4(c)Metallicity measurements of all stars (462 rows)
3.J/ApJ/958/167/table5(c)*EMP star candidates (Note) (111 rows)
4.J/ApJ/958/167/table6(c)*Metal-rich ([Fe/H]>-2.0) stars (Note) (86 rows)
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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)Name (char) Galaxy name (meta.id;meta.main)
  (1)VMag mag [-7.1/-0.8] Absolute V-band magnitude (phys.magAbs;em.opt.V)
  (1)rh arcmin [0.315/6.3] Half-light radius (phys.angSize;src)
  (1)e_rh arcmin (n) [0.03/1] rh uncertainty (stat.error;phys.angSize;src)
  (1)r_rh (char) Flag on rh (Note 1)   (meta.ref;pos.frame)
  (1)m-M mag [16.8/22.8] Distance modulus (phot.mag.distMod)
  (1)e_m-M mag [0.04/0.4] m-M uncertainty (stat.error;phot.mag.distMod)
  (1)r_m-M (char) Flag on m-M (Note 1)   (meta.ref;pos.frame)
  (1)FoV   [0.41/8.25] On-sky size in relation to the HST/WFC3 FoV (phys.size)
  (1)Exp1 s [3120/9481] Exposure time of the F395N image (time.duration;obs.exposure)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Exp2 s [730/7644] Exposure time of the F475Wimage (time.duration;obs.exposure)
  (1)Exp3 s [4605/28580] Exposure time of the F606W image (Note 2)   (time.duration;obs.exposure)
  (1)Exp4 s [4605/20860] Exposure time of the F814W image (Note 2)   (time.duration;obs.exposure)
   (ALL)F395N mag [25/26] HST/WFC3 F395N magnitude where F395N S/N=5 (phot.mag;em.opt.U)
   (ALL)F475W mag [25/26] HST/WFC3 F475W magnitude where F395N S/N=5 (phot.mag;em.opt.B)
   (ALL)UFD (char) (i) Abbreviated galaxy name as in tables 4-6; column added by CDS (meta.id)
   (ALL)[Fe/H] [-] [-3.05/-2.03] Abundance [Fe/H] (phys.abund.Fe)
   (ALL)e_[Fe/H] [-] [0.06/0.34] Lower uncertainty on [Fe/H] (stat.error;stat.min;phys.abund.Fe)
   (ALL)E_[Fe/H] [-] [0.06/0.26] Upper uncertainty on [Fe/H] (stat.error;stat.max;phys.abund.Fe)
  (1)Sig   [0.26/0.72] {sigma}[Fe/H] measurement (stat.fit.goodness)
  (1)e_Sig   [0.08/0.28] Lower uncertainty on Sig (stat.error;stat.min;stat.fit.goodness)
  (1)E_Sig   [0.08/0.44] Upper uncertainty on Sig (stat.error;stat.max;stat.fit.goodness)
  (1)Ns   [6/76] Number of stars used to make the measurement (meta.number)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Nemp   [0/17] Number of stars with [Fe/H]<-3 (meta.number)
  (1)Nmr   [1/21] Number of stars with [Fe/H]>-2 (meta.number)
  (1)SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)
  (1)NED (char) ask the NED 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)
  (2+3+4)StarID   [0/82] Star identifier within UFD (meta.id;meta.main)
  (2)EMP  (n)1: EMP star candidate (link to Table 5) (meta.code)
  (2)MR  (n)1: MR star (link to Table 6) (meta.code)
  (2+3+4)RAJ2000 deg (i) [35.6/355.1] Right ascension (J2000) (pos.eq.ra;meta.main)
  (2+3+4)DEJ2000 deg (i) [-63.3/64.6] Declination (J2000) (pos.eq.dec;meta.main)
  (2+3+4)F814W mag [18/24.1] Apparent magnitude in HST/ACS F814W filter (phot.mag;em.opt.I)
  (2+3+4)e_F814W mag [0/0.02] Uncertainty on F814W (stat.error;phot.mag;em.opt.I)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2+3+4)F606W mag [18.6/24.5] Apparent magnitude in HST/ACS F606W filter (phot.mag;em.opt.R)
  (2+3+4)e_F606W mag [0.001/0.02] Uncertainty on F606W (stat.error;phot.mag;em.opt.R)
  (2+3+4)e_F475W mag [0.002/0.07] Uncertainty on F475W (stat.error;phot.mag;em.opt.B)
  (2+3+4)e_F395N mag [0.006/0.2] Uncertainty on F395N (stat.error;phot.mag;em.opt.U)
  (2+3+4)V-I mag [0.8/1.94] F475W-F814W color index (phot.color;em.opt.V;em.opt.I)
  (2+3+4)e_V-I mag [0.002/0.07] Uncertainty on V-I (stat.error;phot.color;em.opt)
  (2+3+4)CaHK mag [-1.8/-0.68] CaHK color index, defined as F395N-F475W-1.5(F475W-F814W) (phot.mag;arith.diff)
  (2+3+4)e_CaHK mag [0.007/0.2] Uncertainty on CaHK (stat.error;phot.mag;arith.diff)
  (2+3+4)[Fe/H]err [-] [0.2/1] Error floor adopted for star in units of dex (Note 2)   (stat.error;phys.abund.Fe)
  (2+3+4)Notes (char) Additional measurement notes (i.e. constrained vs unconstrained measurements, EMP star candidates) (meta.note)

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