G215-47

taken from 3 paper(s):

/A.M.Boesgaard et al.(2005)/ /A.Stephens and A. M. Boesgaard(2002)/ /K.A.Venn et al.(2004)/


A.M.Boesgaard et al.,ApJ, 633, 398, 2005(ADS)

Lithium and Lithium Depletion in Halo Stars on Extreme Orbits


Stellar Parameters

Teff : 5854+-81 log g : 4.25+-0.37 vturb : 0.99+-0.11

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
Li IN/A......2.25+-0.07-1.01+-0.070.33+-0.072.25+-0.07Li I
FeN/A-1.36+-0.08......-1.34+-0.08...6.16+-0.08Fe

Position

Right Ascension : 22 28 29.78 Declination : +51 10 18.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A KECKHIRES 48000 150 N/A N/A

A.Stephens et al.,AJ, 123, 1647, 2002(ADS)

ABUNDANCES FROM HIGH-RESOLUTION SPECTRA OF KINEMATICALLY INTERESTING HALO STARS


Stellar Parameters

Teff : 5854+-81 log g : 4.25+-0.37 vturb : 0.99+-0.11

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
Na IN/A-1.45+-0.23-0.06+-0.23...-1.36+-0.230.02+-0.234.88+-0.23Na I
Mg IN/A-1.06+-0.12+0.33+-0.13...-1.08+-0.120.30+-0.136.52+-0.12Mg I
SiN/A...+0.29+-0.13...-1.06+-0.130.32+-0.136.45+-0.13Si
Si I3-1.06+-0.20......-1.02+-0.200.36+-0.206.49+-0.20Si I
Si II1-1.12+-0.16......-1.08+-0.160.30+-0.166.43+-0.16Si II
Ca IN/A-1.13+-0.09+0.26+-0.11...-1.11+-0.090.27+-0.115.23+-0.09Ca I
TiN/A...+0.26+-0.07...-1.09+-0.070.29+-0.073.86+-0.07Ti
Ti I20-1.20+-0.09......-1.16+-0.090.22+-0.093.79+-0.09Ti I
Ti II8-1.10+-0.06......-1.06+-0.060.32+-0.063.89+-0.06Ti II
CrN/A...-0.02+-0.07...-1.38+-0.070.00+-0.074.26+-0.07Cr
Cr I13-1.43+-0.05......-1.40+-0.05-0.02+-0.054.24+-0.05Cr I
Cr II4-1.27+-0.16......-1.24+-0.160.14+-0.164.40+-0.16Cr II
FeN/A-1.39+-0.05......-1.38+-0.05...6.12+-0.05Fe
Fe I65-1.34+-0.07......-1.33+-0.07...6.17+-0.07Fe I
Fe II11-1.43+-0.07......-1.42+-0.07...6.08+-0.07Fe II
Ni IN/A-1.37+-0.15+0.01+-0.16...-1.34+-0.150.04+-0.164.88+-0.15Ni I
Y IIN/A-1.48+-0.03-0.09+-0.06...-1.45+-0.03-0.07+-0.060.76+-0.03Y II
Ba IIN/A-1.36+-0.09+0.02+-0.11...-1.41+-0.09-0.03+-0.110.77+-0.09Ba II

Binary Parameters

Vrad -253.3+-0.6

Position

Right Ascension : 22 28 29.78 Declination : +51 10 18.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2451067.486 KECKHIRES 48000 150 900 -253.3+-0.6

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...-0.06...-1.360.034.88Na
MgN/A...0.33...-1.080.316.52Mg
CaN/A...0.26...-1.110.285.23Ca
TiN/A...0.26...-1.060.333.89Ti
FeN/A-1.39......-1.39...6.11Fe
NiN/A...0.01...-1.350.044.87Ni
YN/A...-0.18...-1.54-0.150.67Y
BaN/A...0.02...-1.42-0.030.76Ba

Position

Right Ascension : 22 28 29.78 Declination : +51 10 18.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log