G234-28

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 : 5870+-41 log g : 3.75+-0.18 vturb : 1.2+-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......2.10-1.160.642.10Li I
CH1...-0.08+-0.256.57-1.86-0.06+-0.256.57CH
CN1...<1.25<7.30<-0.53<1.27<7.30CN
O I3...0.15+-0.207.03-1.660.14+-0.207.03O I
Mg I4...0.27+-0.246.07-1.530.27+-0.246.07Mg I
Al I1...-1.04+-0.333.61-2.84-1.04+-0.333.61Al I
Ca I13...0.36+-0.244.90-1.440.36+-0.244.90Ca I
Sc II5...-0.07+-0.141.30-1.85-0.05+-0.141.30Sc II
Ti I11...0.19+-0.203.34-1.610.19+-0.203.34Ti I
Ti II18...0.28+-0.143.44-1.510.29+-0.143.44Ti II
V II2...0.12+-0.232.27-1.660.14+-0.232.27V II
Cr I10...-0.10+-0.203.74-1.90-0.10+-0.203.74Cr I
Cr II3...0.27+-0.144.13-1.510.29+-0.144.13Cr II
Mn I5...-0.44+-0.213.18-2.25-0.45+-0.213.18Mn I
Fe I66-1.80+-0.20...5.70-1.80+-0.20...5.70Fe I
Fe II12-1.78+-0.14...5.72-1.78+-0.14...5.72Fe II
Co I1...-0.20+-0.232.99-2.00-0.20+-0.232.99Co I
Ni I4...0.01+-0.234.43-1.790.01+-0.234.43Ni I
Zn I2...0.01+-0.202.77-1.790.01+-0.202.77Zn I
Rb I1...<1.78<2.50<0.14<1.94<2.50Rb I
Sr II2...-0.05+-0.221.03-1.84-0.04+-0.221.03Sr II
Y II1...-0.48+-0.16-0.05-2.26-0.46+-0.16-0.05Y II
Zr II3...0.19+-0.150.99-1.590.21+-0.150.99Zr II
Nb II1...<1.86<1.54<0.08<1.88<1.54Nb II
Mo I1...<1.09<1.17<-0.71<1.09<1.17Mo I
Tc I1......<1.23<1.23<3.03<1.23Tc I
Ba II3...-0.16+-0.140.24-1.94-0.14+-0.140.24Ba II
La II2...0.27+-0.19-0.41-1.510.29+-0.19-0.41La II
Ce II1...0.33+-0.300.13-1.450.35+-0.300.13Ce II
Pr II1...<0.95<-0.11<-0.83<0.97<-0.11Pr II
Nd II1...0.13+-0.17-0.23-1.650.15+-0.17-0.23Nd II
Eu II3...0.36+-0.15-0.90-1.420.38+-0.15-0.90Eu II
Gd II1...<0.95<0.24<-0.83<0.97<0.24Gd II
Tb II3...<1.20<-0.28<-0.60<1.20<-0.28Tb II
Tm II1...<1.05<-0.63<-0.75<1.05<-0.63Tm II
Yb II1...0.04+-0.24-0.82-1.740.06+-0.24-0.82Yb II
Hf II2...<1.39<0.46<-0.25<1.55<0.46Hf II
Ir I1...<1.94<1.52<0.14<1.94<1.52Ir I
Pb I1...<1.16<1.40<-0.64<1.16<1.40Pb I

Binary Parameters

Binarity Positive
Vrad 72

Position

Right Ascension : 08 14 16.33 Declination : +68 55 19.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2009-02-18-07:10 2454880.801 MCDONALD 33000 35-100 7200 84.8
2009-05-07-03:20 2454958.637 MCDONALD 33000 35-100 7200 71.1