BD+09_2190

  • BD+9_2190 in A.Hosford+,AAP, 493, 601, 2009

    • taken from 8 paper(s):

    /E.Arnone et al.(2005)/ /M.Asplund et al.(2006)/ /A.Hosford et al.(2009)/ /C.Charbonnel and F. Primas(2005)/ /J.A.Rich and A. M. Boesgaard(2009)/ /J.Melendez et al.(2010)/ /C.J.Hansen et al.(2012)/ /A.M.Boesgaard et al.(2011)/

    E.Arnone et al.,AAP, 430, 507, 2005(ADS)

    Mg abundances in metal-poor halo stars as a tracer of early Galactic mixing


    Stellar Parameters

    Teff : 6250 log g : 3.6+-0.2 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
    Mg I3-2.61+-0.070.22+-0.07...-2.63+-0.070.20+-0.074.97+-0.07Mg I
    Ca I3-2.51+-0.06......-2.49+-0.060.34+-0.063.85+-0.06Ca I
    Fe I10-2.83+-0.02......-2.83+-0.02...4.67+-0.02Fe I
    Fe II2-2.87+-0.07......-2.87+-0.07...4.63+-0.07Fe II

    Position

    Right Ascension : 09 29 15.56 Declination : +08 38 00.5 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 ANGLO 40000 >100 N/A N/A

    M.Asplund et al.,ApJ, 644, 229, 2006(ADS)

    Lithium Isotopic Abundances in Metal-poor Halo Stars


    Stellar Parameters

    Teff : 6392 log g : 4.09 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
    LiN/A......2.13+-0.01-1.13+-0.011.53+-0.012.13+-0.01Li
    ON/A-2.22......-2.170.496.52O
    FeN/A-2.66......-2.66...4.84Fe

    Isotopic Ratio

    6Li/7Li -0.033+-0.027

    Binary Parameters

    Vrad 266.0

    Position

    Right Ascension : 09 29 15.56 Declination : +08 38 00.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2002-02-05-0425 N/A VLT 120000 400 90 266.6
    2002-02-06-0516 N/A VLT 120000 400 90 266.0

    A.Hosford et al.,AAP, 493, 601, 2009(ADS)

    Lithium abundances of halo dwarfs based on excitation temperature. I. Local thermodynamic equilibrium


    Stellar Parameters

    Teff : 6486+-129 log g : 4.44+-0.14 vturb : 1.50

    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......2.14+-0.084-1.12+-0.0841.56+-0.0842.14+-0.084Li I
    FeN/A-2.68......-2.68...4.82Fe
    Fe I146-2.84......-2.84...4.66Fe I

    Position

    Right Ascension : 09 29 15.56 Declination : +08 38 00.5 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 ANGLO 43000 95 N/A N/A

    C.Charbonnel et al.,AAP, 442, 961, 2005(ADS)

    The lithium content of the Galactic Halo stars


    Stellar Parameters

    Teff : 6426 log g : 3.85

    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......2.181+0.031-0.033-1.08+0.031-0.0331.80+0.031-0.0332.181+0.031-0.033Li I
    FeN/A-2.88+-0.040......-2.88+-0.040...4.62+-0.040Fe

    Position

    Right Ascension : 09 29 15.56 Declination : +08 38 00.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    J.A.Rich et al.,ApJ, 701, 1519, 2009(ADS)

    BERYLLIUM, OXYGEN, AND IRON ABUNDANCES IN EXTREMELY METAL-DEFICIENT STARS


    Stellar Parameters

    Teff : 6008 log g : 3.85

    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
    Be IIN/A......-1.22+-0.11-2.60+-0.110.40+-0.11-1.22+-0.11Be II
    OHN/A-2.38+-0.14......-2.20+-0.140.80+-0.146.49+-0.14OH
    FeN/A-3+-0.09......-3.00+-0.09...4.50+-0.09Fe

    Position

    Right Ascension : 09 29 15.56 Declination : +08 38 00.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2005-01-31 N/A KECKHIRES 48000 110 7200 N/A

    J.Melendez et al.,AAP, 515, L3, 2010(ADS)

    Observational evidence for a broken Li Spite plateau and mass-dependent Li depletion


    Stellar Parameters

    Teff : 6479+-50 log g : 4.01

    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......2.18+-0.035-1.08+-0.0351.56+-0.0352.18+-0.035Li
    FeN/A-2.64......-2.64...4.86Fe

    Position

    Right Ascension : 09 29 15.56 Declination : +08 38 00.5 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 FIESNOT 35000 N/A 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 : 6450+-100 log g : 4.00+-0.25 vturb : 1.5+-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-2.60+-0.15......-2.60+-0.15...4.90+-0.15Fe
    YN/A...-0.28+-0.17...-2.88+-0.17-0.28+-0.17-0.67+-0.17Y
    ZrN/A...-0.02+-0.14...-2.62+-0.14-0.02+-0.14-0.04+-0.14Zr
    PdN/A...0.72+-0.27...-1.88+-0.270.72+-0.27-0.31+-0.27Pd

    Position

    Right Ascension : 09 29 15.56 Declination : +08 38 00.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    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 : 6008+-100 log g : 3.85+-0.2 vturb : 1.5+-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...+0.36+-0.15-1.22+-0.12-2.60+-0.120.40+-0.15-1.22+-0.12Be
    ON/A-2.38+-0.22+0.62+-0.24...-2.44+-0.220.56+-0.246.25+-0.22O
    MgN/A-2.41+-0.07......-2.43+-0.070.57+-0.075.17+-0.07Mg
    TiN/A-2.41+-0.09......-2.34+-0.090.66+-0.092.61+-0.09Ti
    FeN/A-3.00+-0.09......-3.00+-0.09...4.50+-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
    N/A KECKHIRES 42000 N/A N/A N/A