BD+12_853
  • G102-20 in J.Simmerer+,ApJ, 617, 1091, 2004

    • taken from 4 paper(s):

    /J.Simmerer et al.(2004)/ /R.G.Gratton et al.(2003)/ /E.Caffau et al.(2005)/ /I.U.Roederer et al.(2010)/

    J.Simmerer et al.,ApJ, 617, 1091, 2004 (A0131,ADS)

    The Rise of the s-Process in the Galaxy


    Stellar Parameters

    Teff : 5254 log g : 4.44 vturb : 0.90

    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...-0.2.........C
    Fe I15-1.25............Fe I
    Fe II7-1.21............Fe II
    La IIN/A......-0.02+-0.12......La II
    Eu IIN/A......-0.32+-0.06......Eu II

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    N/A MCDONALD 60000 100 N/A N/A
    Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : N/A Right Ascension : N/A

    R.G.Gratton et al.,AAP, 404, 187, 2003 (A0135,ADS)

    Abundances for metal-poor stars with accurate parallaxes


    Stellar Parameters

    Teff : 5315 log g : 4.54

    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...0.59+-0.069...-0.51+-0.0690.67+-0.0698.18+-0.069O I
    Mg IN/A...0.39+-0.055...-0.95+-0.0550.23+-0.0556.65+-0.055Mg I
    Si IN/A...0.27+-0.048...-0.88+-0.0480.30+-0.0486.63+-0.048Si I
    Ca IN/A...0.25+-0.033...-0.99+-0.0330.19+-0.0335.35+-0.033Ca I
    Ti IN/A...0.34+-0.03...-0.71+-0.030.47+-0.034.24+-0.03Ti I
    Ti IIN/A...0.22+-0.048...-0.83+-0.0480.35+-0.0484.12+-0.048Ti II
    Fe IN/A-1.17+-0.051......-1.18+-0.051...6.32+-0.051Fe I
    Fe IIN/A-1.15+-0.066......-1.16+-0.066...6.34+-0.066Fe II

    Binary Parameters

    Binarity Positive

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    N/A EMMIESO 60000 150 N/A 23.2
    Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : 121042 Right Ascension : 54009

    E.Caffau et al.,AAP, 441, 533, 2005 (A0137,ADS)

    Sulphur abundance in Galactic stars


    Stellar Parameters

    Teff : 5388 log g : 4.62

    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
    S IN/A<-0.91+-0.14<0.26+-0.14...<-0.70+-0.14<0.47+-0.14<6.42+-0.14S I
    FeN/A-1.17......-1.17...6.33Fe

    Binary Parameters

    Vrad 28

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    N/A 2450088.59977 EMMIESO 60000 110 N/A
    N/A 2450088.6275 EMMIESO 60000 110 N/A
    Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : 121041 Right Ascension : 54010

    I.U.Roederer et al.,ApJ, 724, 975, 2010 (A0243,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-1.25............Fe
    Zn IN/A......3.47......Zn I
    Y IIN/A......0.78......Y II
    Pb IN/A......0.79......Pb I

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    N/A MCDONALD 60000 100 N/A N/A
    Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : N/A Right Ascension : N/A