SAGA_LeoIV_000001

  • LeoIV-S1 in J.D.Simon+,ApJ, 716, 446, 2010

    • taken from 1 paper(s):

    /J.D.Simon et al.(2010)/

    J.D.Simon et al.,ApJ, 716, 446, 2010(ADS)

    High-resolution Spectroscopy of Extremely Metal-poor Stars in the Least Evolved Galaxies: Leo IV


    Stellar Parameters

    Teff : 4330 log g : 1.0 vturb : 3.2

    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
    CN/A...<-0.08<5.16<-3.27<-0.08<5.16C
    Na I2...0.01+-0.283.06+-0.28-3.18+-0.280.01+-0.283.06+-0.28Na I
    Mg I5...0.32+-0.124.73+-0.12-2.87+-0.120.32+-0.124.73+-0.12Mg I
    Ca I6...0.25+-0.053.40+-0.05-2.94+-0.050.25+-0.053.40+-0.05Ca I
    Sc II3...0.29+-0.060.25+-0.06-2.90+-0.060.29+-0.060.25+-0.06Sc II
    Ti I2...0.13+-0.161.89+-0.16-3.06+-0.160.13+-0.161.89+-0.16Ti I
    Ti II10...0.38+-0.062.14+-0.06-2.81+-0.060.38+-0.062.14+-0.06Ti II
    Cr I2...-0.45+-0.102.00+-0.10-3.64+-0.10-0.45+-0.102.00+-0.10Cr I
    Fe I50-3.19+-0.03...4.31+-0.03-3.19+-0.03...4.31+-0.03Fe I
    Fe II5-2.88+-0.19...4.62+-0.19-2.88+-0.19...4.62+-0.19Fe II
    Ni I2...0.32+-0.263.35+-0.26-2.87+-0.260.32+-0.263.35+-0.26Ni I
    Sr II1...-1.02-1.34-4.21-1.02-1.34Sr II
    Ba II1...-1.45-2.46-4.64-1.45-2.46Ba II

    Binary Parameters

    Vrad 130.9+-1.1

    Position

    Right Ascension : 11 32 55.99 Declination : +00 30 27.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2009-02-18 N/A MIKELCO 28000 10-45 31212 130.9+-1.1