HIP66815

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 : 5850 log g : 4.48 vturb : 1.33

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 I3...+0.28+-0.07...-0.26+-0.070.46+-0.078.43+-0.07O I
Na I2...-0.05+-0.04...-0.68+-0.040.04+-0.045.56+-0.04Na I
Mg I8...+0.12+-0.18...-0.62+-0.180.10+-0.186.98+-0.18Mg I
Al I5...-0.03+-0.04...-0.73+-0.04-0.01+-0.045.72+-0.04Al I
Si I9...+0.10+-0.03...-0.58+-0.030.14+-0.036.93+-0.03Si I
Ca I7...+0.09+-0.05...-0.61+-0.050.11+-0.055.73+-0.05Ca I
Ti I4...+0.09+-0.12...-0.56+-0.120.16+-0.124.39+-0.12Ti I
Ti II1...+0.09...-0.560.164.39Ti II
Fe I81-0.72+-0.06......-0.72+-0.06...6.78+-0.06Fe I
Fe II11-0.59+-0.03......-0.59+-0.03...6.91+-0.03Fe II

Binary Parameters

Vrad -64.5

Position

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-06-01 N/A MIKELCO 55000 254.0 N/A -64.5

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...-0.02...-0.570.075.67Na
MgN/A...0.14...-0.520.127.08Mg
CaN/A...0.09...-0.530.115.81Ca
TiN/A...0.17...-0.400.244.55Ti
FeN/A-0.64......-0.64...6.86Fe
NiN/A...-0.02...-0.630.015.59Ni
YN/A...-0.18...-0.79-0.151.42Y
BaN/A...0.06...-0.630.011.55Ba
EuN/A...0.22...-0.430.210.09Eu