HE0017-4346

taken from 1 paper(s):

/J.G.Cohen et al.(2013)/


J.G.Cohen et al.,ApJ, 778, 56, 2013(ADS)

Normal and Outlying Populations of the Milky Way Stellar Halo at [Fe/H] <-2


Stellar Parameters

Teff : 6198+-100 log g : 3.8+-0.25 vturb : 1.2+-0.2

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
CHN/A...2.9...-0.013.118.42CH
Na I2...1.38...-1.611.514.63Na I
Mg I3...0.88+-0.13...-2.25+-0.130.87+-0.135.35+-0.13Mg I
Al I1...-0.04...-3.090.033.36Al I
Ca I2...0.4+-0.15...-2.65+-0.150.47+-0.153.69+-0.15Ca I
Sc II1...<1.61...<-1.51<1.61<1.64Sc II
Ti I1...<0.98...<-2.05<1.07<2.90Ti I
Ti II5...0.13+-0.19...-2.90+-0.190.22+-0.192.05+-0.19Ti II
Mn I2...-0.33+-0.12...-3.44+-0.12-0.32+-0.121.99+-0.12Mn I
Fe IN/A-3.07+-0.17......-3.12+-0.17...4.38+-0.17Fe I
Fe II3-3.21+-0.21-0.14+-0.21...-3.26+-0.21-0.14+-0.214.24+-0.21Fe II
Co I1...0.77...-2.370.752.62Co I
Ni I1...-0.08...-3.12-0.003.10Ni I
Sr II1...0.74...-2.300.820.57Sr II
Y II2...0.7+-0.01...-2.34+-0.010.78+-0.01-0.13+-0.01Y II
Ba II3...1.28+-0.18...-1.84+-0.181.28+-0.180.34+-0.18Ba II
La II2...1.71+-0.04...-1.32+-0.041.80+-0.04-0.22+-0.04La II
Eu II1...<1...<-2.08<1.04<-1.56Eu II

Binary Parameters

Vrad 58.9

Position

Right Ascension : 00 20 16.20 Declination : -43 30 18.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004-09 N/A MIKELCO 42000 57 1800 58.9