HIP87062

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 : 6000 log g : 4.20 vturb : 1.70

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...0.11+-0.05...-1.27+-0.050.29+-0.057.42+-0.05O I
Mg IN/A...0.47+-0.25...-1.11+-0.250.45+-0.256.49+-0.25Mg I
Ca IN/A...0.21+-0.03...-1.33+-0.030.23+-0.035.01+-0.03Ca I
Fe IN/A-1.56+-0.07......-1.56+-0.07...5.94+-0.07Fe I
Fe IIN/A-1.54+-0.18......-1.54+-0.18...5.96+-0.18Fe II

Binary Parameters

Vrad +84.5

Position

Right Ascension : 17 47 27.97 Declination : -08 46 47.7 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 150.54 N/A +84.5