HIP108200

taken from 2 paper(s):

/E.M.O'Malley et al.(2017)/ /K.A.Venn et al.(2004)/

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

A Differential Abundance Analysis of Very Metal-poor Stars


Stellar Parameters

Teff : 5175 log g : 4.60 vturb : 1.50

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
Mg IN/A...0.05+-0.15...-1.80+-0.150.03+-0.155.80+-0.15Mg I
Ca IN/A...0.14+-0.04...-1.67+-0.040.16+-0.044.67+-0.04Ca I
Fe IN/A-1.83+-0.07......-1.83+-0.07...5.67+-0.07Fe I
Fe IIN/A-1.79+-0.18......-1.79+-0.18...5.71+-0.18Fe II

Binary Parameters

Vrad -184.2

Position

Right Ascension : 21 55 16.10 Declination : +32 38 41.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2012-08-14 N/A MIKELCO 55000 92.17 N/A -184.2

K.A.Venn et al.,AJ, 128, 1177, 2004(ADS)

Stellar Chemical Signatures and Hierarchical Galaxy Formation


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
NaN/A...-0.23...-2.04-0.144.20Na
MgN/A...0.34...-1.580.326.02Mg
CaN/A...0.2...-1.680.224.66Ca
TiN/A...0.18...-1.650.253.30Ti
FeN/A-1.9......-1.90...5.60Fe
NiN/A...-0.09...-1.96-0.064.26Ni
YN/A...-0.24...-2.11-0.210.10Y
BaN/A...-0.07...-2.02-0.120.16Ba

Position

Right Ascension : 21 55 16.10 Declination : +32 38 41.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log