CS22942-019

  • HE0054-2542 in T.Hansen+,ApJ, 807, 173, 2015

    • taken from 5 paper(s):

    /W.Aoki et al.(2002)/ /W.Aoki et al.(2002)/ /G.W.Preston and C. Sneden(2001)/ /T.Hansen et al.(2015)/ /T.Masseron et al.(2010)/

    W.Aoki et al.,ApJ, 580, 1149, 2002(ADS)

    A SUBARU/HIGH DISPERSION SPECTROGRAPH STUDY OF LEAD (Pb) ABUNDANCES IN EIGHT s-PROCESS ELEMENT–RICH, METAL-POOR STARS


    Stellar Parameters

    Teff : 5000 log g : 2.4 vturb : 2.1

    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
    Fe I18-2.64+-0.14...4.86+-0.14-2.64+-0.14...4.86+-0.14Fe I
    Fe II3-2.64+-0.15...4.86+-0.15-2.64+-0.15...4.86+-0.15Fe II
    Sr II2...1.7+-0.172.0+-0.17-0.87+-0.171.77+-0.172.0+-0.17Sr II
    Y II2...1.58+-0.181.17+-0.18-1.04+-0.181.60+-0.181.17+-0.18Y II
    Zr II3...1.69+-0.151.66+-0.15-0.92+-0.151.72+-0.151.66+-0.15Zr II
    Ba II3...1.92+-0.131.50+-0.13-0.68+-0.131.96+-0.131.50+-0.13Ba II
    La II2...1.20+-0.26-0.24+-0.26-1.34+-0.261.30+-0.26-0.24+-0.26La II
    Ce II6...1.54+-0.120.53+-0.12-1.05+-0.121.59+-0.120.53+-0.12Ce II
    Nd II7...1.26+-0.120.11+-0.12-1.31+-0.121.33+-0.120.11+-0.12Nd II
    Sm II1...1.64+-0.18-0.02+-0.18-0.98+-0.181.66+-0.18-0.02+-0.18Sm II
    Eu II3...0.79+-0.12-1.30+-0.12-1.82+-0.120.82+-0.12-1.30+-0.12Eu II
    Dy II1...0.84+-0.15-0.63+-0.15-1.73+-0.150.91+-0.15-0.63+-0.15Dy II
    Pb II2...<1.6<1.0<-1.04<1.60<1.0Pb II

    Position

    Right Ascension : 00 57 18.14 Declination : -25 26 09.7 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2000-08-20 2451778 SUBARUHDS 50000 61 60*2 -232.88+-0.40

    W.Aoki et al.,PASJ, 54, 933, 2002(ADS)

    Subaru/HDS Study of the Extremely Metal-Poor Star CS 29498-043: Abundance Analysis Details and Comparison with Other Carbon-Rich Objects


    Stellar Parameters

    Teff : 5000 log g : 2.4 vturb : 2.1

    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
    CN/A...+2.0+-0.24...-0.52+-0.242.12+-0.247.91+-0.24C
    CNN/A...+0.8...-1.700.946.13CN
    Mg I1...+0.58+-0.22...-2.08+-0.220.56+-0.225.52+-0.22Mg I
    Al I1...-0.35...-2.97-0.333.48Al I
    Ca I1...+0.68+-0.15...-1.94+-0.150.70+-0.154.40+-0.15Ca I
    Ti I4...+0.39+-0.13...-2.18+-0.130.46+-0.132.77+-0.13Ti I
    Ti II5...+0.57+-0.22...-2.00+-0.220.64+-0.222.95+-0.22Ti II
    Fe I18-2.64+-0.14......-2.64+-0.14...4.86+-0.14Fe I
    Fe II3-2.64+-0.15......-2.64+-0.15...4.86+-0.15Fe II
    Zn I1...+0.41...-2.190.452.37Zn I
    Sr II2...+1.7...-0.841.802.03Sr II
    Ba II3...+1.92+-0.13...-0.77+-0.131.87+-0.131.41+-0.13Ba II

    Isotopic Ratio

    12C/13C 8+-2

    Binary Parameters

    Vrad -232.88+-0.40

    Position

    Right Ascension : 00 57 18.14 Declination : -25 26 09.7 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2451778 SUBARUHDS 50000 N/A N/A -232.88+-0.40

    G.W.Preston et al.,AJ, 122, 1545, 2001(ADS)

    The Incidence of Binaries among Very Metal-poor Carbon Stars


    Stellar Parameters

    Teff : 4900 log g : 1.8 vturb : 2.0

    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...2.2...-0.352.328.08CH
    CNN/A...0.7...-1.830.846.00CN
    Na I4...1.44...-1.141.535.10Na I
    Mg I2...0.77...-1.920.755.68Mg I
    Ca I3...0.3...-2.350.323.99Ca I
    Ti II2...0.15...-2.450.222.50Ti II
    Fe I26-2.67......-2.67...4.83Fe I
    Fe II8-2.67......-2.67...4.83Fe II
    Sr II2...1.4...-1.171.501.70Sr II
    Ba II4...1.50...-1.221.450.96Ba II
    La II4...1.85...-0.751.920.35La II
    Eu II3...0.8...-1.880.79-1.36Eu II

    Isotopic Ratio

    12C/13C 30

    Binary Parameters

    Binarity Positive
    Vrad -237.7
    Period 2800

    Position

    Right Ascension : 00 57 18.14 Declination : -25 26 09.7 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 2448112.84 FRUTTI 30000 N/A N/A -233.1
    N/A 2448113.83 FRUTTI 30000 N/A N/A -233.7
    N/A 2448115.88 FRUTTI 30000 N/A N/A -232.8
    N/A 2448116.85 FRUTTI 30000 N/A N/A -233.3
    N/A 2448825.91 FRUTTI 30000 N/A N/A -235.8
    N/A 2449206.92 FRUTTI 30000 N/A N/A -238.7
    N/A 2449581.83 FRUTTI 30000 N/A N/A -241.0
    N/A 2449942.77 FRUTTI 30000 N/A N/A -242.7
    N/A 250293.89 FRUTTI 30000 N/A N/A -240.3
    N/A 2450705.76 FRUTTI 30000 N/A N/A -235.6
    N/A 2451002.90 FRUTTI 30000 N/A N/A -233.1
    N/A 2451036.87 FRUTTI 30000 N/A N/A -233.0
    N/A 2451358.95 FRUTTI 30000 N/A N/A -233.0
    N/A 2451384.84 FRUTTI 30000 N/A N/A -233.5
    N/A 2451386.87 FRUTTI 30000 N/A N/A -233.3

    T.Hansen et al.,ApJ, 807, 173, 2015(ADS)

    An Elemental Assay of Very, Extremely, and Ultra-metal-poor Stars


    Stellar Parameters

    Teff : 5300+-100 log g : 2.7+-0.3 vturb : 1.3+-0.3

    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
    LiN/A......<+0.57<-2.69<-0.21<+0.57Li
    CN/A...+2.13+-0.29...-0.35+-0.292.13+-0.298.08+-0.29C
    NN/A...+0.87+-0.27...-1.61+-0.270.87+-0.276.22+-0.27N
    ON/A...<+1.20...<-1.28<1.20<7.41O
    NaN/A...>+1.20...>-1.28>1.20>4.96Na
    MgN/A...+0.78+-0.23...-1.70+-0.230.78+-0.235.90+-0.23Mg
    AlN/A...+0.10+-0.21...-2.38+-0.210.10+-0.214.07+-0.21Al
    CaN/A...+0.40+-0.22...-2.08+-0.220.40+-0.224.26+-0.22Ca
    TiN/A...+0.42+-0.22...-2.06+-0.220.42+-0.222.89+-0.22Ti
    VN/A...+0.28+-0.27...-2.20+-0.270.28+-0.271.73+-0.27V
    CrN/A...-0.03+-0.22...-2.51+-0.22-0.03+-0.223.13+-0.22Cr
    MnN/A...-0.38+-0.24...-2.86+-0.24-0.38+-0.242.57+-0.24Mn
    FeN/A-2.48+-0.20......-2.48+-0.20...5.02+-0.20Fe
    CoN/A...-0.13+-0.25...-2.61+-0.25-0.13+-0.252.38+-0.25Co
    NiN/A...-0.10+-0.27...-2.58+-0.27-0.10+-0.273.64+-0.27Ni
    ZnN/A...<+0.08...<-2.40<0.08<2.16Zn
    SrN/A...+1.65+-0.20...-0.83+-0.201.65+-0.202.04+-0.20Sr
    YN/A...+1.99+-0.23...-0.49+-0.231.99+-0.231.72+-0.23Y
    ZrN/A...+2.26+-0.22...-0.22+-0.222.26+-0.222.36+-0.22Zr
    BaN/A...+1.52+-0.26...-0.96+-0.261.52+-0.261.22+-0.26Ba
    LaN/A...+1.63+-0.24...-0.85+-0.241.63+-0.240.25+-0.24La
    CeN/A...+1.50+-0.23...-0.98+-0.231.50+-0.230.60+-0.23Ce
    PrN/A...+1.60+-0.23...-0.88+-0.231.60+-0.23-0.16+-0.23Pr
    NdN/A...+0.36+-0.23...-2.12+-0.230.36+-0.23-0.70+-0.23Nd
    SmN/A...+1.33+-0.21...-1.15+-0.211.33+-0.21-0.19+-0.21Sm
    EuN/A...+0.78+-0.23...-1.70+-0.230.78+-0.23-1.18+-0.23Eu
    GdN/A...+1.10+-0.24...-1.38+-0.241.10+-0.24-0.31+-0.24Gd
    DyN/A...+1.20+-0.24...-1.28+-0.241.20+-0.24-0.18+-0.24Dy
    PbN/A...<+1.50...<-0.98<1.50<1.06Pb

    Isotopic Ratio

    12C/13C 16

    Binary Parameters

    Vrad -214.6+-0.1

    Position

    Right Ascension : 00 57 18.14 Declination : -25 26 09.7 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2005-11-19 N/A VLT 45000 9-96 1200 -214.6+-0.1

    T.Masseron et al.,AAP, 509, A93, 2010(ADS)

    A holistic approach to carbon-enhanced metal-poor stars


    Stellar Parameters

    Teff : 5100 log g : 2.5

    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
    CN/A...2.14+-0.1...-0.33+-0.12.15+-0.18.10+-0.1C
    NN/A...1.15+-0.1...-1.33+-0.11.15+-0.16.50+-0.1N
    ON/A...0.97+-0.2...-1.49+-0.20.99+-0.27.20+-0.2O
    MgN/A...0.6+-0.21...-1.90+-0.210.58+-0.215.70+-0.21Mg
    FeN/A-2.43+-0.15......-2.48+-0.15...5.02+-0.15Fe
    BaN/A...1.76+-0.1...-0.68+-0.11.80+-0.11.50+-0.1Ba
    LaN/A...1.5+-0.1...-0.90+-0.11.58+-0.10.20+-0.1La
    CeN/A...1.66+-0.16...-0.77+-0.161.71+-0.160.81+-0.16Ce
    PbN/A...2.86+-0.2...0.41+-0.22.89+-0.22.45+-0.2Pb

    Isotopic Ratio

    12C/13C 12+-1

    Position

    Right Ascension : 00 57 18.14 Declination : -25 26 09.7 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 R=40000 N/A N/A N/A