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J/A+A/517/A81
  2nd and 3d parameters of HB of globular clusters (Gratton+, 2010)
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img(gal)
1.J/A+A/517/A81/clusters(c)Globular clusters studied: basic parameters, ages and R' parameters (tables 1, 10 and 11 of paper) (94 rows)
2.J/A+A/517/A81/hstStudies from HST data: photometry, intrinsic horizontal-branch photometric parameter and masses(tables 2, 4 and 6 of paper) (74 rows)
3.J/A+A/517/A81/groundStudies from ground-based data: photometry, intrinsic horizontal-branch photometric parameter and masses(tables 2, 4 and 6 of paper) (49 rows)
4.J/A+A/517/A81/RR-LyrProperties of the RR Lyrae variables for each cluster (table 8 of paper) (66 rows)
5.J/A+A/517/A81/table12Spread in He and mass required explaining the HB (64 rows)

 
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)
   (ALL)NGC/IC (char) (i) Cluster name (meta.id;meta.main)
  (1)Name (char) Other name (meta.id)
  (1)[Fe/H] [Sun] Metallicity (phys.abund.Z)
  (1)(m-M)V mag Distance modulus calculated from V magnitude (phot.mag.distMod)
  (1)E(B-V) mag Redenning (phot.color.excess)
  (1+2+3)VMAG mag Absolute V magnitude (phys.magAbs;em.opt.V)
  (1)HBR  (n) Horizontal-branch ratio = (B-R)/(B+V+R) (stat.param)
  (1)Age Gyr (n) Estimated cluster age (time.age)
  (1)M(TO) solMass (n) Mass at turn-off (phys.mass)
  (1)M(RGB) solMass (n) Mass at the tip of the red-giant branch (phys.mass)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)IQR1  (n) Interquartile of the [Na/O] (anti-)correlations (stat.correlation)
  (1)IQR2  (n) Interquartile of the [Mg/Al] (anti-)correlations (stat.correlation)
  (1)T(HB) [K] (n) Horizontal-branch effective temperature (log scale) (phys.temperature.effective)
  (1)Simbad (char) ask the Simbad data-base about this object
  (1)Age(HB)H Gyr (n) Age from horizontal branch fitting, for HST data-set (time.age)
  (1)Age(HB)g Gyr (n) Age from horizontal branch fitting, for ground-based data-set (time.age)
  (1)Age(Y) Gyr (n) Age value, determined with Ymed (time.age)
  (1)R'(HST)  (n) R' parameter as derived from HST data (Note 1)   (stat.fit.param)
  (1)e_R'(HST)  (n) rms uncertainty on R'(HST) (stat.fit.param)
  (1)R'(GR)  (n) R' parameter as derived from ground-based data (Note 1)   (stat.fit.param)
  (1)e_R'(GR)  (n) rms uncertainty on R'(GR) (stat.fit.param)
  (1)<R'>  (n) Mean R' parameter (1) (Note 2)   (stat.fit.param)
  (1)e_<R'>  (n) rms uncertainty on <R'> (stat.fit.param)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Y(<R'>)  (n) He abundance for R'=<R'> (stat.fit.param)
  (1)e_Y(<R'>)  (n) rms uncertainty on Y(<R'>) (stat.fit.param)
  (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)n(HB)  Number of Horizon Branch stars (meta.number)
  (2+3)n(fld)   [0/125] Number of field stars (Note G1)   (meta.number)
  (2)F555 mag Median F555W magnitude (phot.mag;em.opt.V)
  (2)e_F555 mag rms uncertainty on F555 (stat.error)
  (2)439-555 mag Median F439W-F555W colour index (phot.color;em.opt.B;em.opt.V)
  (2)e_439-555 mag rms uncertainty on F439-F555 (stat.error)
  (2)F555m mag Minimum F555W magnitude (phot.mag;em.opt.V)
  (2)e_F555m mag rms uncertainty on F555m (stat.error)
  (2)439-555m mag Minimum F439W-F555W colour index (phot.color;em.opt.B;em.opt.V)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)e_439-555m mag rms uncertainty on (F439-F555)m (stat.error)
  (2)439-555M mag Maximum F439W-F555W colour index (phot.color;em.opt.B;em.opt.V)
  (2)e_439-555M mag rms uncertainty on (F439-F555)M (stat.error)
  (2+3)n(RGB)  Number of RGB stars (meta.number)
  (2)439-555G mag F439W-F555W colour index for RGB (phot.color;em.opt.B;em.opt.V)
  (2)e_439-555G mag rms uncertainty on (F439-F555)RGB (stat.error)
  (2)(B-V)0G mag Intrinsic B-V colour index value, for RGB (phot.color;em.opt.B;em.opt.V)
  (2)(B-V)0m mag Minimim B-V colour index value (phot.color;em.opt.B;em.opt.V)
  (2)(B-V)0 mag Median B-V colour index value (phot.color;em.opt.B;em.opt.V)
  (2)(B-V)0M mag Maximum B-V colour index value (phot.color;em.opt.B;em.opt.V)
  (2+3)VMAGM mag Maximum absolute V magnitude (phys.magAbs)
  (2+3)Mmin solMass Mimimum mass (phys.mass)
  (2+3)e_Mmin solMass (n) rms uncertainty on Mmin (stat.error)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2+3)Mmed solMass Median mass (phys.mass)
  (2+3)e_Mmed solMass (n) rms uncertainty on Mmed (stat.error)
  (2+3)Mmax solMass (n) Maximum mass (phys.mass)
  (2+3)e_Mmax solMass (n) rms uncertainty on Mmax (stat.error)
  (2+3)dMmed solMass (n) Difference between median and minimum masses (phys.mass)
  (3)Vmag mag Median V magnitude (phot.mag;em.opt.V)
  (3)e_Vmag mag rms uncertainty on (stat.error;phot.mag;em.opt.V)
  (3)V-I mag Median V-I colour index (phot.color;em.opt.V;em.opt.I)
  (3)e_V-I mag rms uncertainty on V-I (phot.color;em.opt.V;em.opt.I)
  (3)Vmagm mag Minimum V magnitude (phot.mag;em.opt.V)
  (3)e_Vmagm mag rms uncertainty on (stat.error;phot.mag;em.opt.V)
  (3)(V-I)m mag Minimum V magnitude (phot.color;em.opt.V;em.opt.I)
  (3)e_(V-I)m mag rms uncertainty on (V-I)m (phot.color;em.opt.V;em.opt.I)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)(V-I)M mag Maximum V-I colour index (phot.color;em.opt.V;em.opt.I)
  (3)e_(V-I)M mag rms uncertainty on (V-I)M (phot.color;em.opt.V;em.opt.I)
  (3)(V-I)G mag V-I colour index for RGB (phot.color;em.opt.V;em.opt.I)
  (3)e_(V-I)G mag rms uncertainty on (V-I)RGB (phot.color;em.opt.V;em.opt.I)
  (3)(V-I)0G mag Intrinsic V-I colour index value, for RGB (phot.color;em.opt.V;em.opt.I)
  (3)(V-I)0m mag Mimimum V-I colour index value (phot.color;em.opt.V;em.opt.I)
  (3)(V-I)0 mag Median V-I colour index value (phot.color;em.opt.V;em.opt.I)
  (3)(V-I)0M mag Maximum V-I colour index value (phot.color;em.opt.V;em.opt.I)
  (4)S(RR)  (n) RR Lyrae richness parameter (Harris, 1996, Cat. VII/195) (Note 1)   (src.class.richness)
  (4)n(RR)H  (n) Number of RR Lyrae stars for HST sample (meta.number)
  (4)f(RR)H  (n) Fraction of RR Lyrae stars for HST sample (meta.note)
  (4)n(RR)g  (n) Number of RR Lyrae for ground-based sample (meta.id)
  (4)f(RR)g  (n) Fraction of RR Lyrae for ground-based sample (meta.note)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (4)f(RR)  (n) Fraction of RR Lyrae stars (meta.note)
  (4)<Pab> d (n) Mean period (time.period;stat.mean)
  (4)n(Pab)  (n) Number of stars used to determine the period (meta.number)
  (5)dM(Y) solMass Spread in mass δM(Y) (stat.fit.param)
  (5)Ymed  Median He abundance value (phys.abund.Y)
  (5)Ymax  Maximum He abundance value (phys.abund.Y)
  (5)dY  Difference between maximum and median Y values (stat.fit.param)
  (5)d(B-V) mag Colour spread in δ(B-V) (stat.fit.param)
  (5)d(V-I) mag Colour spread in δ(V-I) (stat.fit.param)

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