HD074462

  • HD74462 in D.L.Burris+,ApJ, 544, 302, 2000

    • taken from 10 paper(s):

    /D.L.Burris et al.(2000)/ /R.G.Gratton et al.(2000)/ /J.P.Fulbright and J. A. Johnson(2003)/ /D.K.Lai et al.(2007)/ /J.Simmerer et al.(2004)/ /Y.Saito et al.(2009)/ /I.U.Roederer et al.(2009)/ /I.U.Roederer et al.(2010)/ /W.Aoki and S. Honda(2008)/ /C.J.Hansen et al.(2012)/

    D.L.Burris et al.,ApJ, 544, 302, 2000(ADS)

    NEUTRON-CAPTURE ELEMENTS IN THE EARLY GALAXY: INSIGHTS FROM A LARGE SAMPLE OF METAL-POOR GIANTS


    Stellar Parameters

    Teff : 4600 log g : 1.50 vturb : 1.80

    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
    FeN/A-1.56......-1.39...6.11Fe
    SrN/A...-0.091.25-1.62-0.231.25Sr
    YN/A...-0.140.54-1.67-0.280.54Y
    ZrN/A...0.021.06-1.52-0.131.06Zr
    BaN/A...-0.060.51-1.67-0.280.51Ba
    LaN/A...-0.06-0.40-1.50-0.11-0.40La
    NdN/A...0.410.35-1.070.320.35Nd
    EuN/A...0.32-0.73-1.250.14-0.73Eu
    DyN/A...0.490.03-1.070.320.03Dy

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 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 MAYALLKPNO 20000 100-200 N/A N/A

    R.G.Gratton et al.,AAP, 354, 169, 2000(ADS)

    Mixing along the red giant branch in metal-poor field stars


    Stellar Parameters

    Teff : 4658 log g : 1.56 vturb : 1.40

    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......0.00-3.26-1.850.00Li I
    CN/A...-0.50...-1.79-0.386.64C
    CNN/A...0.15...-1.070.346.76CN
    ON/A...0.32...-0.860.557.83O
    [O I]N/A...0.31...-0.870.547.82[O I]
    NaN/A...-0.13...-1.50-0.094.74Na
    Fe IN/A-1.36......-1.41...6.09Fe I
    Fe IIN/A-1.44......-1.49...6.01Fe II

    Isotopic Ratio

    12C/13C 9

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    1995-05 N/A CESESO 50000 80-150 N/A N/A
    1995-11 N/A CESESO 50000 80-150 N/A N/A
    1995-11 N/A MCDONALD 60000 70-100 N/A N/A

    J.P.Fulbright et al.,ApJ, 595, 1154, 2003(ADS)

    Oxygen Abundances in Metal-poor Stars


    Stellar Parameters

    Teff : 4600 log g : 1.68 vturb : 1.5

    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...0.49+-0.087.77+-0.07-0.92+-0.070.47+-0.087.77+-0.07O I
    FeN/A-1.41......-1.39...6.11Fe
    Fe IN/A......6.01+-0.08-1.49+-0.08...6.01+-0.08Fe I
    Fe IIN/A......6.11+-0.09-1.39+-0.09...6.11+-0.09Fe II

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2001-04-05 N/A GECKOCFHT 130000 135 900 N/A
    2001-05-05 N/A LICKHAMILTON 60000 100 1800 N/A

    D.K.Lai et al.,ApJ, 667, 1185, 2007(ADS)

    Carbon and Strontium Abundances of Metal-poor Stars


    Stellar Parameters

    Teff : 4510 log g : 1.11

    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...-0.20+-0.19...-1.83+-0.19-0.24+-0.196.60+-0.19C
    FeN/A-1.76......-1.59...5.91Fe
    SrN/A...0.31...-1.420.171.45Sr
    BaN/A...-0.34...-2.15-0.560.03Ba

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 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 KECKII 7000 N/A N/A N/A

    J.Simmerer et al.,ApJ, 617, 1091, 2004(ADS)

    The Rise of the s-Process in the Galaxy


    Stellar Parameters

    Teff : 4700 log g : 2.00 vturb : 1.90

    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...-0.3...-1.64-0.126.79C
    Fe I7-1.52......-1.52...5.98Fe I
    Fe II9-1.51......-1.51...5.99Fe II
    La IIN/A......-0.17+-0.07-1.27+-0.070.25+-0.07-0.17+-0.07La II
    Eu IIN/A......-0.39+-0.07-0.91+-0.070.61+-0.07-0.39+-0.07Eu II

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 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 MCDONALD 60000 100 N/A N/A

    Y.Saito et al.,PASJ, 61, 549, 2009(ADS)

    Chemical Evolution of Zinc in the Galaxy


    Stellar Parameters

    Teff : 4565 log g : 1.52 vturb : 1.30

    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
    Fe IN/A-1.45......-1.50...6.00Fe I
    Fe IIN/A-1.42......-1.47...6.03Fe II
    Zn IN/A...0.06+-0.13...-1.35+-0.130.15+-0.133.21+-0.13Zn I

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 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 OAO 50000 125 N/A N/A

    I.U.Roederer et al.,ApJ, 698, 1963, 2009(ADS)

    The End of Nucleosynthesis: Production of Lead and Thorium in the Early Galaxy


    Stellar Parameters

    Teff : 4700 log g : 2.00 vturb : 1.90

    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
    FeN/A-1.52......-1.52...5.98Fe
    La IIN/A......-0.25+-0.06-1.35+-0.060.17+-0.06-0.25+-0.06La II
    Eu IIN/A......-0.50+-0.09-1.02+-0.090.50+-0.09-0.50+-0.09Eu II
    Er IIN/A......-0.14+-0.10-1.06+-0.100.46+-0.10-0.14+-0.10Er II
    Hf IIN/A......-0.38+-0.09-1.09+-0.090.43+-0.09-0.38+-0.09Hf II
    Ir IN/A......+0.43+-0.13-0.95+-0.130.57+-0.13+0.43+-0.13Ir I
    Pb IN/A......+0.53+-0.20-1.51+-0.200.01+-0.20+0.53+-0.20Pb I
    Th IIN/A......-0.94+-0.13-1.00+-0.130.52+-0.13-0.94+-0.13Th II

    Isotopic Ratio

    12C/13C 10+-3

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 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 KECKHIRES 45000 30-200 N/A N/A

    I.U.Roederer et al.,ApJ, 724, 975, 2010(ADS)

    THE UBIQUITY OF THE RAPID NEUTRON-CAPTURE PROCESS


    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
    FeN/A-1.52......-1.52...5.98Fe
    Zn IN/A......3.12-1.440.083.12Zn I
    Y IIN/A......0.51-1.70-0.180.51Y II
    Pb IN/A......0.49-1.55-0.030.49Pb I

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 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 MCDONALD 60000 100 N/A N/A

    W.Aoki et al.,PASJ, 60, L7, 2008(ADS)

    Enrichment of Lead (Pb) in the Galactic Halo


    Stellar Parameters

    Teff : 4600 log g : 1.5 vturb : 1.3

    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...-0.40...-1.67-0.286.76C
    FeN/A-1.34...6.11+-0.18-1.39...6.11+-0.18Fe
    LaN/A......-0.18+-0.12-1.28+-0.120.11+-0.12-0.18+-0.12La
    EuN/A......-0.54+-0.14-1.06+-0.140.33+-0.14-0.54+-0.14Eu
    PbN/A...-0.31+-0.260.35+-0.26-1.69+-0.26-0.30+-0.260.35+-0.26Pb

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 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 SUBARUHDS 50000 >85 N/A N/A

    C.J.Hansen et al.,AAP, 545, A31, 2012(ADS)

    Silver and palladium help unveil the nature of a second r-process


    Stellar Parameters

    Teff : 4590+-100 log g : 1.84+-0.25 vturb : 1.1+-0.15

    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
    FeN/A-1.48+-0.15......-1.48+-0.15...6.02+-0.15Fe
    SrN/A...0.06+-0.10...-1.42+-0.100.06+-0.101.45+-0.10Sr
    YN/A...0.38+-0.16...-1.10+-0.160.38+-0.161.11+-0.16Y
    ZrN/A...0.54+-0.26...-0.94+-0.260.54+-0.261.64+-0.26Zr
    PdN/A...0.13+-0.18...-1.35+-0.180.13+-0.180.22+-0.18Pd
    AgN/A...-0.33+-0.25...-2.07+-0.25-0.59+-0.25-0.87+-0.25Ag
    BaN/A...0.37+-0.14...-1.11+-0.140.37+-0.141.07+-0.14Ba
    EuN/A...0.52+-0.17...-0.96+-0.170.52+-0.17-0.44+-0.17Eu

    Position

    Right Ascension : 08 48 20.65 Declination : +67 26 59.9 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 40000 >100 N/A N/A