G84-29

taken from 4 paper(s):

/J.R.Shi et al.(2007)/ /I.I.Ivans et al.(2003)/ /T.Gehren et al.(2006)/ /D.Fabbian et al.(2009)/

J.R.Shi et al.,AAP, 465, 587, 2007(ADS)

Lithium abundances in metal-poor stars (Research Note)


Stellar Parameters

Teff : 6240 log g : 4.14 vturb : 1.60

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......2.19-1.071.372.19Li I
FeN/A-2.45......-2.44...5.06Fe

Position

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A FOCES 40000 100-400 N/A N/A

I.I.Ivans et al.,ApJ, 592, 906, 2003(ADS)

Chemical Substructure in the Milky Way Halo: A New Population of Old Stars


Stellar Parameters

Teff : 6330 log g : 3.55 vturb : 1.40

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......<2.58<-0.68<2.06<2.58Li I
O IN/A...<+0.66...<-1.86<0.88<6.83O I
Na I2...-0.26+-0.00...-2.93+-0.00-0.19+-0.003.31+-0.00Na I
Mg I2...+0.40+-0.20...-2.38+-0.200.36+-0.205.22+-0.20Mg I
Ca I6...+0.37+-0.09...-2.37+-0.090.37+-0.093.97+-0.09Ca I
Sc II1...+0.31...-2.510.230.64Sc II
Ti I4...+0.76+-0.15...-1.96+-0.150.78+-0.152.99+-0.15Ti I
Ti II3...+0.55+-0.09...-2.17+-0.090.57+-0.092.78+-0.09Ti II
V IN/A...<+2.60...<-0.09<2.65<3.84V I
Cr I3...+0.08+-0.20...-2.65+-0.200.09+-0.202.99+-0.20Cr I
Mn I1...+0.38...-2.420.323.01Mn I
Fe I38-2.76+-0.12......-2.74+-0.12...4.76+-0.12Fe I
Fe II5-2.74+-0.07......-2.72+-0.07...4.78+-0.07Fe II
Ni I4...+0.42+-0.35...-2.31+-0.350.43+-0.353.91+-0.35Ni I
Cu IN/A...<+1.40...<-1.34<1.40<2.85Cu I
Y IIN/A...<+0.83...<-1.90<0.84<0.31Y II
Ba IIN/A...<+0.16...<-2.65<0.09<-0.47Ba II
Eu IIN/A...<+2.63...<-0.14<2.60<0.38Eu II

Position

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1997-11-09 N/A MAYALLKPNO 28000 100-150 1200 N/A

T.Gehren et al.,AAP, 451, 1065, 2006(ADS)

Na, Mg and Al abundances as a population discriminant for nearby metal-poor stars


Stellar Parameters

Teff : 6240 log g : 4.14+-0.28 vturb : 1.6

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 I2...-0.50...-2.86-0.423.38Na I
Mg I4...-0.07...-2.54-0.105.06Mg I
FeN/A-2.45......-2.44...5.06Fe

Position

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A FOCES 40000 200 3600 N/A

D.Fabbian et al.,AAP, 500, 1143, 2009(ADS)

The C/O ratio at low metallicity:constraints on early chemical evolution from observations of Galactic halo stars


Stellar Parameters

Teff : 6302 log g : 4.05

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
CN/A-2.33...6.06-2.370.306.06C
ON/A-1.79...6.87-1.820.856.87O
FeN/A-2.62......-2.67...4.83Fe

Position

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-12 N/A MIKELCO 60000 40-500 N/A N/A