CS22957-019

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 : 6070+-42 log g : 3.75+-0.19 vturb : 1.25+-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......1.56-1.700.731.56Li I
CH1...0.34+-0.256.35-2.080.35+-0.256.35CH
NH1...<0.84<6.25<-1.58<0.85<6.25NH
O I3...0.18+-0.216.44-2.250.18+-0.216.44O I
Mg I8...0.29+-0.225.46-2.140.29+-0.225.46Mg I
Al I1...-0.83+-0.313.19-3.26-0.83+-0.313.19Al I
Si I1...0.58+-0.295.66-1.850.58+-0.295.66Si I
Ca I13...0.41+-0.224.32-2.020.41+-0.224.32Ca I
Sc II7...0.09+-0.150.82-2.330.10+-0.150.82Sc II
Ti I14...0.32+-0.222.84-2.110.32+-0.222.84Ti I
Ti II29...0.35+-0.152.88-2.070.36+-0.152.88Ti II
V II2...0.22+-0.311.73-2.200.23+-0.311.73V II
Cr I8...-0.10+-0.223.10-2.54-0.11+-0.223.10Cr I
Cr II4...0.23+-0.163.45-2.190.24+-0.163.45Cr II
Mn I4...-0.25+-0.212.75-2.68-0.25+-0.212.75Mn I
Mn II2...-0.43+-0.222.59-2.84-0.41+-0.222.59Mn II
Fe I115-2.43+-0.21...5.07-2.43+-0.21...5.07Fe I
Fe II10-2.42+-0.15...5.08-2.42+-0.15...5.08Fe II
Co I9...0.06+-0.262.62-2.370.06+-0.262.62Co I
Ni I12...0.05+-0.273.83-2.390.04+-0.273.83Ni I
Zn I2...0.14+-0.242.27-2.290.14+-0.242.27Zn I
Rb I1...<2.28<2.37<0.01<2.44<2.37Rb I
Sr II2...0.01+-0.230.46-2.410.02+-0.230.46Sr II
Y II1...-0.57+-0.23-0.78-2.99-0.56+-0.23-0.78Y II
Zr II1...0.06+-0.270.22-2.360.07+-0.270.22Zr II
Nb II1...<2.20<1.24<-0.22<2.21<1.24Nb II
Mo I1...<1.59<1.04<-0.84<1.59<1.04Mo I
Tc I1......<1.18<1.18<3.61<1.18Tc I
Ba II2...-0.48+-0.15-0.72-2.90-0.47+-0.15-0.72Ba II
Ce II5...<0.72<-0.12<-1.70<0.73<-0.12Ce II
Pr II1...<1.35<-0.35<-1.07<1.36<-0.35Pr II
Nd II1...<0.60<-0.40<-1.82<0.61<-0.40Nd II
Sm II2...<1.17<-0.29<-1.25<1.18<-0.29Sm II
Eu II1...<1.02<-0.88<-1.40<1.03<-0.88Eu II
Gd II3...<1.47<0.12<-0.95<1.48<0.12Gd II
Tb II3...<1.72<-0.40<-0.72<1.71<-0.40Tb II
Dy II2...<0.95<-0.37<-1.47<0.96<-0.37Dy II
Er II3...<1.22<-0.28<-1.20<1.23<-0.28Er II
Tm II2...<1.55<-0.77<-0.89<1.54<-0.77Tm II
Yb II1...0.12+-0.52-1.38-2.300.13+-0.52-1.38Yb II
Hf II1...<2.07<0.50<-0.21<2.22<0.50Hf II
Pb I1...<1.79<1.40<-0.64<1.79<1.40Pb I

Binary Parameters

Binarity Negative
Vrad -33

Position

Right Ascension : 23 57 31.51 Declination : -06 57 05.6 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2006-08-02-07:52 2453949.832 MIKELCO 41000 110-245 1770 -33.1
2009-10-25-03:12 2455129.638 MIKELCO 41000 110-245 2400 -33.3
2010-09-20-01:58 2455459.588 MIKELCO 41000 110-245 3400 -32.7