HIP98492

taken from 1 paper(s):

/E.M.O'Malley et al.(2017)/


E.M.O'Malley et al.,ApJ, 838, 90, 2017(ADS)

A Differential Abundance Analysis of Very Metal-poor Stars


Stellar Parameters

Teff : 5500 log g : 3.80 vturb : 1.40

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...0.71+-0.06...-0.51+-0.060.89+-0.068.18+-0.06O I
Mg IN/A...0.41+-0.15...-1.01+-0.150.39+-0.156.59+-0.15Mg I
Ca IN/A...0.20+-0.03...-1.18+-0.030.22+-0.035.16+-0.03Ca I
Fe IN/A-1.40+-0.07......-1.40+-0.07...6.10+-0.07Fe I
Fe IIN/A-1.35+-0.18......-1.35+-0.18...6.15+-0.18Fe II

Binary Parameters

Vrad -266.4

Position

Right Ascension : 20 00 33.72 Declination : +09 21 12.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-10-09 N/A KECKHIRES 70500 133.03 N/A -266.4