G197-30

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 : 5111+-78 log g : 4.94+-0.40 vturb : 0.00+-0.50

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
Li IN/A......<0.72<-2.54<-0.83<0.72Li I
FeN/A-1.73+-0.10......-1.71+-0.10...5.79+-0.10Fe

Position

Right Ascension : 11 47 04.93 Declination : +59 59 38.3 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 95 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 : 5111+-78 log g : 4.94+-0.40 vturb : 0.00+-0.50

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
Na IN/A-2.18+-0.08-0.44+-0.11...-2.09+-0.08-0.36+-0.114.15+-0.08Na I
Mg IN/A-1.52+-0.10+0.21+-0.13...-1.54+-0.100.19+-0.136.06+-0.10Mg I
SiN/A...+0.11+-0.18...-1.59+-0.180.14+-0.185.92+-0.18Si
Si I1-1.63+-0.16......-1.59+-0.160.14+-0.165.92+-0.16Si I
Ca IN/A-1.58+-0.10+0.16+-0.12...-1.56+-0.100.17+-0.124.78+-0.10Ca I
TiN/A...+0.26+-0.10...-1.44+-0.100.29+-0.103.51+-0.10Ti
Ti I19-1.49+-0.09......-1.45+-0.090.28+-0.093.50+-0.09Ti I
Ti II7-1.47+-0.11......-1.43+-0.110.30+-0.113.52+-0.11Ti II
CrN/A...+0.14+-0.08...-1.57+-0.080.16+-0.084.07+-0.08Cr
Cr I14-1.74+-0.10......-1.71+-0.100.02+-0.103.93+-0.10Cr I
Cr II2-1.58+-0.03......-1.55+-0.030.18+-0.034.09+-0.03Cr II
FeN/A-1.74+-0.08......-1.73+-0.08...5.77+-0.08Fe
Fe I54-1.72+-0.09......-1.71+-0.09...5.79+-0.09Fe I
Fe II13-1.78+-0.15......-1.77+-0.15...5.73+-0.15Fe II
Ni IN/A-1.83+-0.11-0.09+-0.14...-1.80+-0.11-0.07+-0.144.42+-0.11Ni I
Y IIN/A-2.13+-0.15-0.39+-0.17...-2.10+-0.15-0.37+-0.170.11+-0.15Y II
Ba IIN/A-1.57+-0.25+0.16+-0.26...-1.62+-0.250.11+-0.260.56+-0.25Ba II

Binary Parameters

Vrad 137.3+-0.7

Position

Right Ascension : 11 47 04.93 Declination : +59 59 38.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2450820.6 KECKHIRES 48000 95 2700 137.3+-0.7

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...-0.56...-2.16-0.474.08Na
MgN/A...0.12...-1.590.106.01Mg
CaN/A...0.12...-1.550.144.79Ca
TiN/A...0.3...-1.320.373.63Ti
FeN/A-1.69......-1.69...5.81Fe
NiN/A...0.15...-1.510.184.71Ni
YN/A...-0.47...-2.13-0.440.08Y

Position

Right Ascension : 11 47 04.93 Declination : +59 59 38.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log