BS16085-0050

  • BS16085-050 in S.Honda+,ApJ, 607, 474, 2004

    • taken from 4 paper(s):

    /S.Honda et al.(2004)/ /S.Giridhar et al.(2001)/ /S.Honda et al.(2004)/ /D.K.Lai et al.(2007)/

    S.Honda et al.,ApJ, 607, 474, 2004(ADS)

    Spectroscopic Studies of Extremely Metal-Poor Stars with the Subaru High Dispersion Spectrograph. II. The r-Process Elements, Including Thorium


    Stellar Parameters

    Teff : 4950 log g : 1.8 vturb : 1.8

    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
    CHN/A...<-0.52...<-3.30<-0.40<5.13CH
    Mg I7...0.61+-0.175.28+-0.17-2.32+-0.170.58+-0.175.28+-0.17Mg I
    Al I1...-0.53+-0.13.03+-0.1-3.42+-0.1-0.52+-0.13.03+-0.1Al I
    Si I1...0.93+-0.15.57+-0.1-1.94+-0.10.96+-0.15.57+-0.1Si I
    Ca I4...0.38+-0.033.83+-0.03-2.51+-0.030.39+-0.033.83+-0.03Ca I
    Sc II2...0.3+-0.070.56+-0.07-2.59+-0.070.31+-0.070.56+-0.07Sc II
    Ti24...0.22+-0.092.33+-0.09-2.62+-0.090.28+-0.092.33+-0.09Ti
    V2...0.25+-0.11.34+-0.1-2.59+-0.10.31+-0.11.34+-0.1V
    Cr2...0.06+-0.12.82+-0.1-2.82+-0.10.08+-0.12.82+-0.1Cr
    Mn I6...-0.01+-0.152.47+-0.15-2.96+-0.15-0.06+-0.152.47+-0.15Mn I
    Fe82-2.91+-0.1...4.6+-0.1-2.90+-0.1...4.6+-0.1Fe
    Co I3...0.28+-0.092.29+-0.09-2.70+-0.090.20+-0.092.29+-0.09Co I
    Ni I2...0.2+-0.13.54+-0.1-2.68+-0.10.22+-0.13.54+-0.1Ni I
    Sr II1...-1.71+-0.1-1.7+-0.1-4.57+-0.1-1.67+-0.1-1.7+-0.1Sr II
    Ba II2...-1.56+-0.1...-4.51+-0.1-1.61+-0.1-2.33+-0.1Ba II

    Isotopic Ratio

    12C/13C >3

    Position

    Right Ascension : 12 37 46.68 Declination : +19 22 49.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2001-01-31 N/A SUBARUHDS 50000 100 5100 -75.06+-0.28

    S.Giridhar et al.,PASP, 113, 519, 2001(ADS)

    Chemical Compositions of Four Metal-poor Giant Stars


    Stellar Parameters

    Teff : 4750 log g : 1.0 vturb : 2.3

    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
    C Isyn<-3.6<-0.5...<-3.48<-0.33<4.95C I
    Na I2-2.99+-0.06-0.13...-2.90+-0.060.253.34+-0.06Na I
    Mg I5-2.23+-0.22+0.88...-2.25+-0.220.905.35+-0.22Mg I
    Al I2-3.21+-0.08-0.10...-3.19+-0.08-0.043.26+-0.08Al I
    Si I2-1.88+-0.29+1.23...-1.84+-0.291.315.67+-0.29Si I
    Ca I7-2.56+-0.14+0.55...-2.54+-0.140.613.80+-0.14Ca I
    Sc II4-2.56+-0.08+0.55...-2.54+-0.080.610.61+-0.08Sc II
    Ti I4-2.88+-0.13+0.22...-2.81+-0.130.342.14+-0.13Ti I
    Ti II12-2.90+-0.19+0.21...-2.83+-0.190.322.12+-0.19Ti II
    Cr I4-3.38+-0.22-0.27...-3.35+-0.22-0.202.29+-0.22Cr I
    Mn Isyn-4.20-1.10...-4.24-1.091.19Mn I
    Fe I30-3.15+-0.17......-3.15+-0.17...4.35+-0.17Fe I
    Fe II9-3.06+-0.15......-3.06+-0.15...4.44+-0.15Fe II
    Co I3-2.53+-0.15+0.57...-2.60+-0.150.552.39+-0.15Co I
    Ni I2-2.53+-0.26+0.30...-2.50+-0.260.653.72+-0.26Ni I
    Sr II2-5.02+-0.05-1.92...-4.92+-0.05-1.77-2.05+-0.05Sr II
    Ba II4-4.46+-0.18-1.35...-4.51+-0.18-1.36-2.33+-0.18Ba II

    Binary Parameters

    Vrad -72

    Position

    Right Ascension : 12 37 46.68 Declination : +19 22 49.5 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 APO 38000 90 N/A -72

    S.Honda et al.,ApJS, 152, 113, 2004(ADS)

    Spectroscopic Studies of Extremely Metal-Poor Stars with the Subaru High Dispersion Spectrograph. I. Observational Data


    Binary Parameters

    Vrad -75.06+-0.28

    Position

    Right Ascension : 12 37 46.68 Declination : +19 22 49.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2001-01-31 N/A SUBARUHDS 50000 100 5100 -75.06+-0.28

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

    Carbon and Strontium Abundances of Metal-poor Stars


    Stellar Parameters

    Teff : 4882 log g : 1.93

    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...-0.80+-0.26...-3.55+-0.26-0.84+-0.264.88+-0.26C
    FeN/A-2.88......-2.71...4.79Fe
    SrN/A...-1.72...-4.57-1.86-1.70Sr
    BaN/A...<-1.35...<-4.28<-1.57<-2.10Ba

    Position

    Right Ascension : 12 37 46.68 Declination : +19 22 49.5 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 KECKII 7000 N/A N/A N/A