G93-1

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 : 5430+-104 log g : 4.37+-0.34 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......1.51+-0.08-1.75+-0.08-0.19+-0.081.51+-0.08Li I
FeN/A-1.58+-0.11......-1.56+-0.11...5.94+-0.11Fe

Position

Right Ascension : 21 18 32.22 Declination : +02 36 22.1 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 65 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 : 5430+-104 log g : 4.37+-0.34 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-1.71+-0.29-0.11+-0.30...-1.62+-0.29-0.04+-0.304.62+-0.29Na I
Mg IN/A-1.25+-0.16+0.34+-0.18...-1.27+-0.160.31+-0.186.33+-0.16Mg I
SiN/A...+0.31+-0.13...-1.24+-0.130.34+-0.136.27+-0.13Si
Si I3-1.25+-0.14......-1.21+-0.140.37+-0.146.30+-0.14Si I
Si II1-1.32+-0.16......-1.28+-0.160.30+-0.166.23+-0.16Si II
Ca IN/A-1.41+-0.12+0.18+-0.15...-1.39+-0.120.19+-0.154.95+-0.12Ca I
TiN/A...+0.22+-0.11...-1.33+-0.110.25+-0.113.62+-0.11Ti
Ti I26-1.45+-0.13......-1.41+-0.130.17+-0.133.54+-0.13Ti I
Ti II9-1.34+-0.09......-1.30+-0.090.28+-0.093.65+-0.09Ti II
CrN/A...-0.05+-0.13...-1.61+-0.13-0.03+-0.134.03+-0.13Cr
Cr I16-1.67+-0.12......-1.64+-0.12-0.06+-0.124.00+-0.12Cr I
Cr II4-1.58+-0.19......-1.55+-0.190.03+-0.194.09+-0.19Cr II
FeN/A-1.59+-0.08......-1.58+-0.08...5.92+-0.08Fe
Fe I76-1.56+-0.10......-1.55+-0.10...5.95+-0.10Fe I
Fe II12-1.66+-0.15......-1.65+-0.15...5.85+-0.15Fe II
Ni IN/A-1.71+-0.11-0.12+-0.14...-1.68+-0.11-0.10+-0.144.54+-0.11Ni I
Y IIN/A-1.81+-0.09-0.21+-0.12...-1.78+-0.09-0.20+-0.120.43+-0.09Y II
Ba IIN/A-1.75+-0.22-0.16+-0.23...-1.80+-0.22-0.22+-0.230.38+-0.22Ba II

Binary Parameters

Vrad -119.4+-0.6

Position

Right Ascension : 21 18 32.22 Declination : +02 36 22.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2450690.239 KECKHIRES 48000 65 2400 -119.4+-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...-0.19...-1.68-0.104.56Na
MgN/A...0.27...-1.330.256.27Mg
CaN/A...0.2...-1.360.224.98Ca
TiN/A...0.27...-1.240.343.71Ti
FeN/A-1.58......-1.58...5.92Fe
NiN/A...-0.07...-1.62-0.044.60Ni
YN/A...-0.19...-1.74-0.160.47Y
BaN/A...-0.15...-1.78-0.200.40Ba

Position

Right Ascension : 21 18 32.22 Declination : +02 36 22.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log