G242-19

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 : 5039+-55 log g : 4.29+-0.33 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......<0.45<-2.81<-0.71<0.45Li I
FeN/A-2.12+-0.12......-2.10+-0.12...5.40+-0.12Fe

Position

Right Ascension : 22 59 42.35 Declination : +75 39 08.8 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 155 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 : 5039+-55 log g : 4.29+-0.33 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
Mg IN/A-1.75+-0.16+0.37+-0.17...-1.77+-0.160.34+-0.175.83+-0.16Mg I
SiN/A...+0.45+-0.17...-1.63+-0.170.48+-0.175.88+-0.17Si
Si I1-1.67+-0.16......-1.63+-0.160.48+-0.165.88+-0.16Si I
Ca IN/A-1.81+-0.08+0.31+-0.10...-1.79+-0.080.32+-0.104.55+-0.08Ca I
TiN/A...+0.25+-0.10...-1.83+-0.100.28+-0.103.12+-0.10Ti
Ti I18-1.88+-0.09......-1.84+-0.090.27+-0.093.11+-0.09Ti I
Ti II5-1.85+-0.14......-1.81+-0.140.30+-0.143.14+-0.14Ti II
CrN/A...-0.01+-0.10...-2.10+-0.100.01+-0.103.54+-0.10Cr
Cr I14-2.13+-0.07......-2.10+-0.070.01+-0.073.54+-0.07Cr I
FeN/A-2.12+-0.06......-2.11+-0.06...5.39+-0.06Fe
Fe I56-2.10+-0.08......-2.09+-0.08...5.41+-0.08Fe I
Fe II9-2.17+-0.11......-2.16+-0.11...5.34+-0.11Fe II
Ni IN/A-2.11+-0.24+0.01+-0.25...-2.08+-0.240.03+-0.254.14+-0.24Ni I
Ba IIN/A-2.44+-0.11-0.32+-0.13...-2.49+-0.11-0.38+-0.13-0.31+-0.11Ba II

Binary Parameters

Vrad -320.4+-0.7

Position

Right Ascension : 22 59 42.35 Declination : +75 39 08.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2451067.498 KECKHIRES 48000 155 2400 -320.4+-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
MgN/A...0.37...-1.770.355.83Mg
CaN/A...0.31...-1.790.334.55Ca
TiN/A...0.25...-1.800.323.15Ti
FeN/A-2.12......-2.12...5.38Fe
NiN/A...0.01...-2.080.044.14Ni
BaN/A...-0.32...-2.49-0.37-0.31Ba

Position

Right Ascension : 22 59 42.35 Declination : +75 39 08.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log