HD31128

taken from 5 paper(s):

/J.P.Fulbright(2000)/ /R.G.Gratton et al.(2003)/ /R.Smiljanic et al.(2009)/ /I.U.Roederer et al.(2014)/ /A.M.Boesgaard et al.(2011)/

J.P.Fulbright et al.,AJ, 120, 1841, 2000(ADS)

ABUNDANCES AND KINEMATICS OF FIELD HALO AND DISK STARS. I. OBSERVATIONAL DATA AND ABUNDANCE ANALYSIS


Stellar Parameters

Teff : 5825 log g : 4.3 vturb : 1.35

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
Li IN/A......2.18-1.080.492.18Li I
Na IN/A...-0.17...-1.67-0.104.57Na I
Mg IN/A...0.36...-1.250.326.35Mg I
Si IN/A...0.63...-0.920.656.59Si I
Ca IN/A...0.36...-1.210.365.13Ca I
FeN/A-1.59......-1.57...5.93Fe
Ni IN/A...0.1...-1.460.114.76Ni I

Position

Right Ascension : 04 52 09.90 Declination : -27 03 51.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1997-11-24 N/A CASPECESO 50000 170 900 N/A

R.G.Gratton et al.,AAP, 404, 187, 2003(ADS)

Abundances for metal-poor stars with accurate parallaxes I. Basic data


Stellar Parameters

Teff : 5970 log g : 4.45 vturb : 0.89

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
O IN/A...0.71+-0.069...-0.76+-0.0690.79+-0.0697.93+-0.069O I
Na IN/A...-0.14+-0.054...-1.71+-0.054-0.16+-0.0544.53+-0.054Na I
Mg IN/A...0.45+-0.055...-1.26+-0.0550.29+-0.0556.34+-0.055Mg I
Si IN/A...0.33+-0.048...-1.19+-0.0480.36+-0.0486.32+-0.048Si I
Ca IN/A...0.4+-0.033...-1.21+-0.0330.34+-0.0335.13+-0.033Ca I
Ti IN/A...0.39+-0.03...-1.03+-0.030.52+-0.033.92+-0.03Ti I
Ti IIN/A...0.49+-0.048...-0.93+-0.0480.62+-0.0484.02+-0.048Ti II
Fe IN/A-1.54+-0.051......-1.55+-0.051...5.95+-0.051Fe I
Fe IIN/A-1.58+-0.066......-1.59+-0.066...5.91+-0.066Fe II

Position

Right Ascension : 04 52 09.90 Declination : -27 03 51.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A VLT 50000 200 N/A 105

R.Smiljanic et al.,AAP, 499, 103, 2009(ADS)

Beryllium abundances and star formation in the halo and in the thick disk


Stellar Parameters

Teff : 5825 log g : 4.41 vturb : 1.35

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
LiN/A......2.17-1.090.312.17Li
BeN/A......-0.14-1.52-0.12-0.14Be
FeN/A-1.4......-1.40...6.10Fe

Position

Right Ascension : 04 52 09.90 Declination : -27 03 51.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

I.U.Roederer et al.,AJ, 147, 136, 2014(ADS)

A SEARCH FOR STARS OF VERY LOW METAL ABUNDANCE. VI. DETAILED ABUNDANCES OF 313 METAL-POOR STARS


Stellar Parameters

Teff : 5630+-42 log g : 3.6+-0.16 vturb : 1.1+-0.06

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
Li I1......1.90-1.360.511.90Li I
CH1...-0.09+-0.256.43-2.00-0.13+-0.256.43CH
CN1...<0.40<6.32<-1.51<0.36<6.32CN
O I3...0.41+-0.207.24-1.450.42+-0.207.24O I
Mg I4...0.45+-0.246.19-1.410.46+-0.246.19Mg I
Al I1...-0.42+-0.334.16-2.29-0.42+-0.334.16Al I
Si I2...0.48+-0.266.12-1.390.48+-0.266.12Si I
K I1...0.19+-0.233.35-1.680.19+-0.233.35K I
Ca I11...0.47+-0.264.94-1.400.47+-0.264.94Ca I
Sc II6...0.00+-0.141.23-1.92-0.05+-0.141.23Sc II
Ti I15...0.19+-0.203.28-1.670.20+-0.203.28Ti I
Ti II23...0.35+-0.143.38-1.570.30+-0.143.38Ti II
V I1...-0.07+-0.221.99-1.94-0.07+-0.221.99V I
V II2...0.12+-0.232.13-1.800.07+-0.232.13V II
Cr I12...-0.14+-0.203.63-2.01-0.14+-0.203.63Cr I
Cr II3...0.29+-0.144.01-1.630.24+-0.144.01Cr II
Mn I8...-0.38+-0.213.18-2.25-0.38+-0.213.18Mn I
Fe I109-1.87+-0.21...5.63-1.87+-0.21...5.63Fe I
Fe II10-1.92+-0.14...5.58-1.92+-0.14...5.58Fe II
Co I3...-0.18+-0.252.94-2.05-0.18+-0.252.94Co I
Ni I10...0.01+-0.234.36-1.860.01+-0.234.36Ni I
Cu I1...-0.95+-0.301.37-2.82-0.95+-0.301.37Cu I
Zn I2...0.11+-0.202.80-1.760.11+-0.202.80Zn I
Sr II1...0.20+-0.151.15-1.720.15+-0.151.15Sr II
Y II5...-0.22+-0.170.07-2.14-0.27+-0.170.07Y II
Zr II3...0.28+-0.140.94-1.640.23+-0.140.94Zr II
Nb II1...<1.60<1.14<-0.32<1.55<1.14Nb II
Mo I1...0.56+-0.410.57-1.310.56+-0.410.57Mo I
Tc I1......<0.97<0.97<2.84<0.97Tc I
Ba II3...-0.08+-0.140.18-2.00-0.13+-0.140.18Ba II
La II3...0.03+-0.19-0.80-1.90-0.03+-0.19-0.80La II
Ce II1...0.24+-0.30-0.10-1.680.19+-0.30-0.10Ce II
Nd II1...-0.08+-0.22-0.58-2.00-0.13+-0.22-0.58Nd II
Sm II1...<0.41<-0.55<-1.51<0.36<-0.55Sm II
Eu II2...0.18+-0.15-1.22-1.740.13+-0.15-1.22Eu II
Gd II2...<0.70<-0.15<-1.22<0.65<-0.15Gd II
Dy II2...0.35+-0.23-0.47-1.570.30+-0.23-0.47Dy II
Er II2...0.30+-0.30-0.70-1.620.25+-0.30-0.70Er II
Tm II1...<1.88<0.06<-0.06<1.81<0.06Tm II
Yb II1...0.05+-0.19-0.95-1.870.00+-0.19-0.95Yb II
Hf II1...<1.12<0.05<-0.66<1.21<0.05Hf II
Pb I1...<1.08<1.25<-0.79<1.08<1.25Pb I

Binary Parameters

Binarity Negative
Vrad 110.7

Position

Right Ascension : 04 52 09.90 Declination : -27 03 51.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-10-30-09:28 2454769.898 MCDONALD 33000 60-235 2400 111.3
2008-11-01-09:15 2454771.889 MCDONALD 33000 60-235 4800 110.1

A.M.Boesgaard et al.,ApJ, 743, 140, 2011(ADS)

Beryllium and Alpha-element Abundances in a Large Sample of Metal-poor Stars


Stellar Parameters

Teff : 5882+-100 log g : 3.94+-0.2 vturb : 1.27+-0.2

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
BeN/A...+0.01+-0.15-0.13+-0.12-1.51+-0.120.05+-0.15-0.13+-0.12Be
ON/A-0.83+-0.22+0.74+-0.24...-0.89+-0.220.67+-0.247.80+-0.22O
MgN/A-1.14+-0.07......-1.16+-0.070.40+-0.076.44+-0.07Mg
TiN/A-1.30+-0.09......-1.23+-0.090.33+-0.093.72+-0.09Ti
FeN/A-1.56+-0.09......-1.56+-0.09...5.94+-0.09Fe

Position

Right Ascension : Declination : Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-01-16 N/A KECKHIRES 42000 76 1800 N/A