SAGA_Hor_000001

  • DESJ025540-540807 in D.Q.Nagasawa+,ApJ, 852, 99, 2018

  • taken from 1 paper(s):

    /D.Q.Nagasawa et al.(2018)/


    D.Q.Nagasawa et al.,ApJ, 852, 99, 2018(ADS)

    Chemical Abundance Analysis of Three alpha-poor, Metal-poor Stars in the Ultrafaint Dwarf Galaxy Horologium I


    Stellar Parameters

    Teff : 5000+-100 log g : 2.0+-0.2 vturb : 0.8+-0.5

    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
    Na I2-2.70+-0.27-0.27+-0.273.54+-0.27-2.70+-0.27-0.27+-0.273.54+-0.27Na I
    Mg I2-2.45+-0.25-0.02+-0.255.15+-0.25-2.45+-0.25-0.02+-0.255.15+-0.25Mg I
    Si I4<-0.93<1.95<6.58<-0.93<1.50<6.58Si I
    Ca I4-2.50+-0.15-0.07+-0.153.84+-0.15-2.50+-0.15-0.07+-0.153.84+-0.15Ca I
    Sc II1<-2.50<0.51<0.65<-2.50<-0.07<0.65Sc II
    Ti I3-1.91+-0.400.52+-0.403.04+-0.40-1.91+-0.400.52+-0.403.04+-0.40Ti I
    Cr I8-2.42+-0.300.01+-0.303.22+-0.30-2.42+-0.300.01+-0.303.22+-0.30Cr I
    Mn I3-2.49+-0.61-0.06+-0.612.94+-0.61-2.49+-0.61-0.06+-0.612.94+-0.61Mn I
    Fe I12-2.43+-0.130.00+-0.135.07+-0.13-2.43+-0.130.00+-0.135.07+-0.13Fe I
    Fe II4-2.57+-0.11-0.14+-0.114.93+-0.11-2.57+-0.11-0.14+-0.114.93+-0.11Fe II
    Ni I2-2.42+-0.410.01+-0.413.80+-0.41-2.42+-0.410.01+-0.413.80+-0.41Ni I
    Ba II3<-3.50<-0.47<-1.32<-3.50<-1.07<-1.32Ba II
    Eu II2<-0.43<2.55<0.09<-0.43<2.00<0.09Eu II

    Binary Parameters

    Vrad 118.6+-0.6

    Position

    Right Ascension : 02 55 40.30 Declination : -54 08 07.22 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

    Observing Log

    Date of Observation JD Facility Resolution S/N Exposure Time Vrad
    2015-12-01 N/A FLAMESUVES 47000 30-40 16800 118.6+-0.6
    2016-01-01 N/A FLAMESUVES 47000 30-40 16800 118.6+-0.6