G26-1

taken from 1 paper(s):

/I.U.Roederer et al.(2014)/

I.U.Roederer et al.,AJ, 147, 136, 2014(ADS)

A SEARCH FOR STARS OF VERY LOW METAL ABUNDANCE. VI. DETAILED ABUNDANCES OF 313 METAL-POOR STARS


Stellar Parameters

Teff : 5860+-41 log g : 3.75+-0.17 vturb : 1.1+-0.06

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 I1......2.03-1.230.852.03Li I
CH1...-0.08+-0.256.42-2.010.07+-0.256.42CH
CN1...<1.50<7.40<-0.43<1.65<7.40CN
O I1...0.69+-0.197.30-1.390.69+-0.197.30O I
Na I1...0.20+-0.244.36-1.880.20+-0.244.36Na I
Mg I3...0.39+-0.225.92-1.680.40+-0.225.92Mg I
Al I1...-0.79+-0.333.58-2.87-0.79+-0.333.58Al I
Si I1...0.38+-0.275.81-1.700.38+-0.275.81Si I
Ca I10...0.48+-0.234.74-1.600.48+-0.234.74Ca I
Sc II6...0.03+-0.141.24-1.910.17+-0.141.24Sc II
Ti I9...0.33+-0.203.21-1.740.34+-0.203.21Ti I
Ti II25...0.41+-0.143.42-1.530.55+-0.143.42Ti II
V II1...0.26+-0.242.25-1.680.40+-0.242.25V II
Cr I5...-0.12+-0.203.45-2.19-0.11+-0.203.45Cr I
Cr II3...0.24+-0.143.94-1.700.38+-0.143.94Cr II
Mn I4...-0.33+-0.233.02-2.41-0.33+-0.233.02Mn I
Fe I66-2.08+-0.20...5.42-2.08+-0.20...5.42Fe I
Fe II9-1.94+-0.14...5.56-1.94+-0.14...5.56Fe II
Co I2...-0.05+-0.232.86-2.13-0.05+-0.232.86Co I
Ni I4...0.14+-0.234.28-1.940.14+-0.234.28Ni I
Zn I2...0.27+-0.202.75-1.810.27+-0.202.75Zn I
Rb I1...<1.90<2.34<-0.02<2.06<2.34Rb I
Sr II2...0.29+-0.201.22-1.650.43+-0.201.22Sr II
Y II2...-0.24+-0.160.03-2.18-0.10+-0.160.03Y II
Zr II3...0.44+-0.141.08-1.500.58+-0.141.08Zr II
Nb II1...<1.79<1.31<-0.15<1.93<1.31Nb II
Mo I1...<1.35<1.15<-0.73<1.35<1.15Mo I
Tc I1......<1.04<1.04<3.12<1.04Tc I
Sn I1...<2.94<2.93<0.86<2.94<2.93Sn I
Ba II3...-0.22+-0.150.02-2.16-0.08+-0.150.02Ba II
La II1...<0.26<-0.58<-1.68<0.40<-0.58La II
Ce II4...<0.34<-0.02<-1.60<0.48<-0.02Ce II
Pr II1...<1.52<0.30<-0.42<1.66<0.30Pr II
Sm II2...<0.69<-0.29<-1.25<0.83<-0.29Sm II
Eu II2...0.25+-0.17-1.17-1.690.39+-0.17-1.17Eu II
Gd II2...<0.75<-0.12<-1.19<0.89<-0.12Gd II
Tb II2...<1.99<0.35<0.03<2.11<0.35Tb II
Dy II1...<1.29<0.45<-0.65<1.43<0.45Dy II
Er II2...<0.91<-0.11<-1.03<1.05<-0.11Er II
Tm II2...<1.09<-0.75<-0.87<1.21<-0.75Tm II
Yb II1...0.04+-0.19-0.98-1.900.18+-0.19-0.98Yb II
Hf II2...<1.69<0.60<-0.11<1.97<0.60Hf II
Pb I1...<1.74<1.70<-0.34<1.74<1.70Pb I

Binary Parameters

Binarity Positive
Vrad 15.8

Position

Right Ascension : 21 26 47.83 Declination : -08 23 56.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-09-05-05:14 2454714.723 MCDONALD 33000 45-145 5400 12.1
2009-06-12-09:57 2454994.918 MCDONALD 33000 45-145 8400 2
2009-06-13-09:59 2454995.919 MCDONALD 33000 45-145 6000 2