HD20512

  • HIP15394 in K.A.Venn+,AJ, 128, 1177, 2004

    • taken from 3 paper(s):

    /J.P.Fulbright(2000)/ /R.G.Gratton et al.(2003)/ /B.E.Reddy et al.(2006)/

    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 : 5150 log g : 3.4 vturb : 1

    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......1.34-1.92-1.641.34Li I
    Na IN/A...0.02...-0.190.096.05Na I
    Mg IN/A...0.23...-0.090.197.51Mg I
    Al IN/A...0.25...-0.030.256.42Al I
    Si IN/A...0.17...-0.090.197.42Si I
    Ca IN/A...0.13...-0.150.136.19Ca I
    TiN/A...-0.01...-0.270.014.68Ti
    V IN/A...0.02...-0.210.073.72V I
    Cr IN/A...0.09...-0.180.105.46Cr I
    FeN/A-0.3......-0.28...7.22Fe
    Ni IN/A...0.14...-0.130.156.09Ni I
    Y IIN/A...-0.2...-0.47-0.191.74Y II
    Ba IIN/A...-0.09...-0.44-0.161.74Ba II
    Eu IIN/A...0.03...-0.280.000.24Eu II

    Position

    Right Ascension : 03 18 27.10 Declination : +15 10 38.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    1997-10-18 N/A CATHAMILTON 50000 125 5400 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 : 5177 log g : 3.65 vturb : 1.29

    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
    Na IN/A...0.12+-0.054...-0.31+-0.0540.10+-0.0545.93+-0.054Na I
    Mg IN/A...0.25+-0.055...-0.32+-0.0550.09+-0.0557.28+-0.055Mg I
    Si IN/A...0.19+-0.048...-0.19+-0.0480.22+-0.0487.32+-0.048Si I
    Ca IN/A...0.13+-0.033...-0.34+-0.0330.07+-0.0336.00+-0.033Ca I
    Ti IN/A...-0.03+-0.03...-0.31+-0.030.10+-0.034.64+-0.03Ti I
    Ti IIN/A...-0.01+-0.048...-0.29+-0.0480.12+-0.0484.66+-0.048Ti II
    Fe IN/A-0.4+-0.051......-0.41+-0.051...7.09+-0.051Fe I
    Fe IIN/A-0.33+-0.066......-0.34+-0.066...7.16+-0.066Fe II

    Binary Parameters

    Binarity Positive

    Position

    Right Ascension : 03 18 27.10 Declination : +15 10 38.0 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 N/A 50000 >100 N/A 10.9

    B.E.Reddy et al.,MNRAS, 367, 1329, 2006(ADS)

    Elemental abundance survey of the Galactic thick disc


    Stellar Parameters

    Teff : 5211 log g : 3.73

    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
    CN/A...0.09...-0.100.228.33C
    ON/A...0.19...-0.040.288.65O
    NaN/A...0.04...-0.200.126.04Na
    MgN/A...0.26...-0.070.257.53Mg
    AlN/A...0.17...-0.270.056.18Al
    SiN/A...0.13...-0.030.297.48Si
    CaN/A...0.04...-0.240.086.10Ca
    ScN/A...0.06...-0.120.203.03Sc
    TiN/A...-0.02...-0.34-0.024.61Ti
    VN/A...-0.01...-0.210.113.72V
    MnN/A...-0.09...-0.42-0.105.01Mn
    Fe IN/A-0.27......-0.32...7.18Fe I
    CoN/A...0.02...-0.310.014.68Co
    NiN/A...0.01...-0.250.075.97Ni
    CuN/A...-0.02...-0.290.033.90Cu
    ZnN/A...0.12...-0.240.084.32Zn
    YN/A...-0.08...-0.44-0.121.77Y
    BaN/A...-0.15...-0.40-0.081.78Ba
    CeN/A...0.02...-0.250.071.33Ce
    NdN/A...0.09...-0.100.221.32Nd
    EuN/A...0.09...-0.090.230.43Eu

    Binary Parameters

    Vrad 4.9

    Position

    Right Ascension : 03 18 27.10 Declination : +15 10 38.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2004-06 N/A MCDONALD 60000 100-200 N/A 4.9