HE2217-4053

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 : 5148+-100 log g : 2.4+-0.25 vturb : 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...0.18...-3.030.395.40CH
Na I2...0.81+-0.01...-2.48+-0.010.94+-0.013.76+-0.01Na I
Mg I2...0.06+-0.12...-3.37+-0.120.05+-0.124.23+-0.12Mg I
Al I2...0.42+-0.14...-2.93+-0.140.49+-0.143.52+-0.14Al I
Si I1...0.49...-2.840.584.67Si I
Ca I3...0.31+-0.02...-3.04+-0.020.38+-0.023.30+-0.02Ca I
Sc II3...0.4+-0.08...-3.02+-0.080.40+-0.080.13+-0.08Sc II
Ti I2...0.46+-0.13...-2.87+-0.130.55+-0.132.08+-0.13Ti I
Ti II14...0.37+-0.12...-2.96+-0.120.46+-0.121.99+-0.12Ti II
Cr I4...-0.57+-0.01...-3.91+-0.01-0.49+-0.011.73+-0.01Cr I
Mn I2...-0.92+-0.08...-4.33+-0.08-0.91+-0.081.10+-0.08Mn I
Fe IN/A-3.37+-0.19......-3.42+-0.19...4.08+-0.19Fe I
Fe II6-3.35+-0.170.02+-0.17...-3.40+-0.170.02+-0.174.10+-0.17Fe II
Co I3...0.41+-0.1...-3.03+-0.10.39+-0.11.96+-0.1Co I
Ni I1...-0.28...-3.62-0.202.60Ni I
Sr II2...-0.18+-0.14...-3.52+-0.14-0.10+-0.14-0.65+-0.14Sr II
Ba II1...-0.95...-4.37-0.95-2.19Ba II
Eu II3...<1.06...<-2.32<1.10<-1.80Eu II

Binary Parameters

Vrad -3.9

Position

Right Ascension : 22 20 39.40 Declination : -40 38 40.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004-10 N/A MIKELCO 42000 42 2975 -3.9