CS22947-187

taken from 6 paper(s):

/A.McWilliam et al.(1995)/ /A.McWilliam et al.(1995)/ /J.A.Johnson et al.(2007)/ /T.Masseron et al.(2012)/ /I.U.Roederer et al.(2014)/ /K.A.Venn et al.(2004)/


A.McWilliam et al.,AJ, 109, 2736, 1995(ADS)

A Spectroscopic Analysis of 33 of the Most Metal-Poor Stars.I.


Position

Right Ascension : 19 18 31.60 Declination : -47 13 31.0 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 N/A FRUTTI 22000 N/A N/A N/A

A.McWilliam et al.,AJ, 109, 2757, 1995(ADS)

Spectroscopic Analysis of 33 of the Most Metal Poor Stars. II.


Stellar Parameters

Teff : 5160 log g : 1.30+-0.25 vturb : 2.26+-0.07

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...1.03...-1.330.997.10C
NaN/A...0.52...-1.880.444.36Na
MgN/A...0.52...-1.990.335.61Mg
CaN/A...0.49...-1.980.344.36Ca
Fe IN/A-2.49......-2.32...5.18Fe I
Fe IIN/A-2.50......-2.33...5.17Fe II
NiN/A...0.22...-2.240.083.98Ni
SrN/A...0.57...-1.890.430.98Sr
BaN/A...1.18...-1.360.960.82Ba
EuN/A...0.73...-1.770.55-1.25Eu

Position

Right Ascension : 19 18 31.60 Declination : -47 13 31.0 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 FRUTTI 22000 N/A N/A N/A

J.A.Johnson et al.,ApJ, 658, 1203, 2007(ADS)

A Search for Nitrogen-enhanced Metal-poor Stars


Stellar Parameters

Teff : 5489 log g : 3.44 vturb : 1.47

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...+0.60+-0.306.91+-0.30-1.52+-0.300.71+-0.306.91+-0.30C
NN/A...+0.55+-0.326.35+-0.31-1.48+-0.310.75+-0.326.35+-0.31N
Ca IN/A-1.77......-1.750.484.59Ca I
Ca IIN/A-1.95......-1.930.304.41Ca II
FeN/A-2.25+-0.24......-2.23+-0.24...5.27+-0.24Fe

Position

Right Ascension : 19 18 31.60 Declination : -47 13 31.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-09-04 N/A RCCTIO N/A 117 3600 N/A

T.Masseron et al.,ApJ, 751, 14, 2012(ADS)

LITHIUM ABUNDANCES IN CARBON-ENHANCED METAL-POOR STARS


Stellar Parameters

Teff : 5200 log g : 1.5 vturb : 1.9

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
LiN/A......<0.5<-2.76<-0.15<0.5Li
CN/A......6.95+-0.05-1.48+-0.051.13+-0.056.95+-0.05C
NN/A......7.00+-0.05-0.83+-0.051.78+-0.057.00+-0.05N
ON/A......6.8+-0.2-1.89+-0.20.72+-0.26.8+-0.2O
NaN/A......3.80+-0.05-2.44+-0.050.17+-0.053.80+-0.05Na
MgN/A......5.50+-0.05-2.10+-0.050.51+-0.055.50+-0.05Mg
FeN/A-2.56+-0.09......-2.61+-0.09...4.89+-0.09Fe
BaN/A......0.9+-0.1-1.28+-0.11.33+-0.10.9+-0.1Ba
EuN/A......-1.4+-0.1-1.92+-0.10.69+-0.1-1.4+-0.1Eu

Isotopic Ratio

12C/13C 3+-0.5

Position

Right Ascension : 19 18 31.60 Declination : -47 13 31.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2005-10-01 N/A VLT 45000 100 N/A N/A

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 : 5300+-52 log g : 1.4+-0.37 vturb : 1.85+-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......<1.99<-1.27<1.31<1.99Li I
CH1...1.26+-0.257.10-1.331.25+-0.257.10CH
NH1...1.71+-0.366.95-0.881.70+-0.366.95NH
O I3...0.62+-0.176.73-1.960.62+-0.176.73O I
Na I1...0.16+-0.263.82-2.420.16+-0.263.82Na I
Mg I7...0.56+-0.175.58-2.020.56+-0.175.58Mg I
Al I1...-0.58+-0.263.29-3.16-0.58+-0.263.29Al I
Si I1...0.80+-0.235.73-1.780.80+-0.235.73Si I
Ca I11...0.51+-0.194.27-2.070.51+-0.194.27Ca I
Sc II5...0.11+-0.140.68-2.470.11+-0.140.68Sc II
Ti I14...0.32+-0.172.68-2.270.31+-0.172.68Ti I
Ti II23...0.33+-0.152.69-2.260.32+-0.152.69Ti II
V I1...0.02+-0.201.37-2.560.02+-0.201.37V I
V II2...0.22+-0.241.57-2.360.22+-0.241.57V II
Cr I8...-0.06+-0.173.00-2.64-0.06+-0.173.00Cr I
Cr II3...0.30+-0.153.35-2.290.29+-0.153.35Cr II
Mn I6...-0.21+-0.172.64-2.79-0.21+-0.172.64Mn I
Mn II1...-0.30+-0.202.55-2.88-0.30+-0.202.55Mn II
Fe I90-2.58+-0.17...4.92-2.58+-0.17...4.92Fe I
Fe II9-2.58+-0.15...4.92-2.58+-0.15...4.92Fe II
Co I4...-0.05+-0.212.36-2.63-0.05+-0.212.36Co I
Ni I8...0.17+-0.223.81-2.410.17+-0.223.81Ni I
Zn I2...0.27+-0.172.25-2.310.27+-0.172.25Zn I
Rb I1...<1.86<1.80<-0.56<2.02<1.80Rb I
Sr II2...0.29+-0.250.58-2.290.29+-0.250.58Sr II
Y II5...-0.14+-0.16-0.51-2.72-0.14+-0.16-0.51Y II
Zr II3...0.34+-0.150.33-2.250.33+-0.150.33Zr II
Mo I1...<1.45<0.75<-1.13<1.45<0.75Mo I
Ba II4...1.53+-0.171.13-1.051.53+-0.171.13Ba II
La II4...0.96+-0.15-0.52-1.620.96+-0.15-0.52La II
Ce II5...0.89+-0.15-0.12-1.700.88+-0.15-0.12Ce II
Pr II3...0.95+-0.15-0.91-1.630.95+-0.15-0.91Pr II
Nd II5...1.04+-0.15-0.12-1.541.04+-0.15-0.12Nd II
Sm II2...0.73+-0.16-0.90-1.860.72+-0.16-0.90Sm II
Eu II4...0.56+-0.16-1.51-2.030.55+-0.16-1.51Eu II
Gd II2...0.91+-0.18-0.60-1.670.91+-0.18-0.60Gd II
Tb II1...1.26+-0.29-1.02-1.341.24+-0.29-1.02Tb II
Dy II2...0.61+-0.17-0.87-1.970.61+-0.17-0.87Dy II
Ho II1...0.79+-0.19-1.31-1.780.80+-0.19-1.31Ho II
Er II3...1.00+-0.17-0.66-1.581.00+-0.17-0.66Er II
Yb II1...1.38+-0.25-0.28-1.201.38+-0.25-0.28Yb II
Hf II2...1.28+-0.19-0.45-1.161.42+-0.19-0.45Hf II
Pb I1...2.33+-0.161.79-0.252.33+-0.161.79Pb I
Th II1...<1.22<-1.30<-1.36<1.22<-1.30Th II

Binary Parameters

Binarity Negative
Vrad -251.2

Position

Right Ascension : 19 18 31.60 Declination : -47 13 31.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2006-08-03-01:07 2453950.551 MIKELCO 41000 75-110 1200 -251.2

K.A.Venn et al.,AJ, 128, 1177, 2004(ADS)

Stellar Chemical Signatures and Hierarchical Galaxy Formation


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
NaN/A...0.52...-1.880.614.36Na
MgN/A...0.52...-1.990.505.61Mg
CaN/A...0.49...-1.980.514.36Ca
TiN/A...0.36...-2.060.432.89Ti
FeN/A-2.49......-2.49...5.01Fe
NiN/A...0.22...-2.240.253.98Ni
YN/A...0.06...-2.400.09-0.19Y
BaN/A...1.05...-1.491.000.69Ba
EuN/A...0.73...-1.770.72-1.25Eu

Position

Right Ascension : 19 18 31.60 Declination : -47 13 31.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log