CS22881-036

taken from 2 paper(s):

/G.W.Preston and C. Sneden(2001)/ /I.U.Roederer et al.(2014)/

G.W.Preston et al.,AJ, 122, 1545, 2001(ADS)

The Incidence of Binaries among Very Metal-poor Carbon Stars


Stellar Parameters

Teff : 6200 log g : 4.0 vturb : 2.2

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
CHN/A...1.96...0.032.088.46CH
CNN/A...1.0...-0.911.146.92CN
Na I2...0.16...-1.800.254.44Na I
Mg I3...0.40...-1.670.385.93Mg I
Ca I2...0.62...-1.410.644.93Ca I
Ti II7...0.33...-1.650.403.30Ti II
Fe I24-2.05......-2.05...5.45Fe I
Fe II8-2.06......-2.06...5.44Fe II
Sr II2...0.59...-1.360.691.51Sr II
Y II3...1.01...-1.011.041.20Y II
Zr II2...0.95...-1.080.971.50Zr II
Ba II3...1.93...-0.171.882.01Ba II
La II4...1.59...-0.391.660.71La II
Nd II4...2.04...0.072.121.49Nd II
Eu II2...1.00...-1.060.99-0.54Eu II

Isotopic Ratio

12C/13C 40

Binary Parameters

Vrad 44.7

Position

Right Ascension : 22 07 58.43 Declination : -40 44 16.4 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 2448825.85 FRUTTI 30000 N/A N/A 45.3
N/A 2448827.74 FRUTTI 30000 N/A N/A 45.4
N/A 2448829.83 FRUTTI 30000 N/A N/A 45.6
N/A 2448830.73 FRUTTI 30000 N/A N/A 45.4
N/A 2449576.74 FRUTTI 30000 N/A N/A 45.9
N/A 2449939.74 FRUTTI 30000 N/A N/A 45.4
N/A 2450292.68 FRUTTI 30000 N/A N/A 45.7
N/A 2450706.75 FRUTTI 30000 N/A N/A 45.0
N/A 2450996.80 FRUTTI 30000 N/A N/A 45.0
N/A 2451035.74 FRUTTI 30000 N/A N/A 45.6
N/A 2451358.83 FRUTTI 30000 N/A N/A 45.9
N/A 2451384.71 FRUTTI 30000 N/A N/A 44.8
N/A 2451385.69 FRUTTI 30000 N/A N/A 44.6
N/A 2451386.70 FRUTTI 30000 N/A N/A 44.7

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 : 5940+-45 log g : 3.7+-0.16 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......<1.22<-2.04<0.30<1.22Li I
CH1...1.99+-0.258.05-0.381.96+-0.258.05CH
NH1...0.35+-0.365.81-2.020.32+-0.365.81NH
O I3...0.55+-0.206.90-1.790.55+-0.206.90O I
Na I2...0.28+-0.334.18-2.060.28+-0.334.18Na I
Mg I5...0.54+-0.285.80-1.800.54+-0.285.80Mg I
Al I1...-0.59+-0.333.52-2.93-0.59+-0.333.52Al I
K I1...0.17+-0.232.86-2.170.17+-0.232.86K I
Ca I7...0.41+-0.224.41-1.930.41+-0.224.41Ca I
Sc II1...0.23+-0.141.01-2.140.20+-0.141.01Sc II
Ti I5...0.28+-0.202.89-2.060.28+-0.202.89Ti I
Ti II11...0.46+-0.143.04-1.910.43+-0.143.04Ti II
V II2...0.35+-0.251.91-2.020.32+-0.251.91V II
Cr I4...-0.16+-0.203.14-2.50-0.16+-0.203.14Cr I
Mn I4...-0.35+-0.222.74-2.69-0.35+-0.222.74Mn I
Mn II3...-0.25+-0.212.81-2.62-0.28+-0.212.81Mn II
Fe I84-2.34+-0.21...5.16-2.34+-0.21...5.16Fe I
Fe II8-2.37+-0.15...5.13-2.37+-0.15...5.13Fe II
Co I5...-0.02+-0.252.63-2.36-0.02+-0.252.63Co I
Ni I10...0.05+-0.293.93-2.290.05+-0.293.93Ni I
Cu I1...<0.75<2.60<-1.59<0.75<2.60Cu I
Zn I2...0.31+-0.212.53-2.030.31+-0.212.53Zn I
Rb I1...<2.30<2.48<0.12<2.46<2.48Rb I
Sr II2...1.06+-0.161.56-1.311.03+-0.161.56Sr II
Y II5...0.94+-0.150.77-1.440.90+-0.150.77Y II
Zr II3...1.14+-0.141.35-1.231.11+-0.141.35Zr II
Nb II1...<2.38<1.47<0.01<2.35<1.47Nb II
Mo I1...<1.60<1.14<-0.74<1.60<1.14Mo I
Ba II4...2.03+-0.161.84-0.342.00+-0.161.84Ba II
La II3...1.65+-0.140.38-0.721.62+-0.140.38La II
Ce II5...1.86+-0.141.07-0.511.83+-0.141.07Ce II
Pr II2...1.62+-0.17-0.03-0.751.59+-0.17-0.03Pr II
Nd II3...1.76+-0.140.81-0.611.73+-0.140.81Nd II
Sm II2...1.54+-0.150.13-0.831.51+-0.150.13Sm II
Eu II2...0.58+-0.19-1.27-1.790.55+-0.19-1.27Eu II
Gd II1...<1.65<0.35<-0.72<1.62<0.35Gd II
Dy II1...1.28+-0.190.01-1.091.25+-0.190.01Dy II
Er II2...1.43+-0.20-0.02-0.941.40+-0.20-0.02Er II
Tm II1...<2.72<0.45<0.33<2.67<0.45Tm II
Yb II1...1.39+-0.24-0.06-0.981.36+-0.24-0.06Yb II
Hf II1...<2.22<0.70<-0.01<2.33<0.70Hf II
Ir I1...<2.64<1.68<0.30<2.64<1.68Ir I
Pb I1...2.51+-0.202.210.172.51+-0.202.21Pb I

Binary Parameters

Binarity Negative
Vrad 43.7

Position

Right Ascension : 22 07 58.43 Declination : -40 44 16.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2007-08-21-05:25 2454333.731 MIKELCO 41000 65-145 800 43.3
2009-10-25-00:24 2455129.518 MIKELCO 41000 65-145 2400 42.7