CS22958-042

taken from 4 paper(s):

/T.Sivarani et al.(2006)/ /J.A.Johnson et al.(2007)/ /I.U.Roederer et al.(2014)/ /I.U.Roederer et al.(2014)/

T.Sivarani et al.,AAP, 459, 125, 2006(ADS)

First stars X. The nature of three unevolved carbon-enhanced metal-poor stars


Stellar Parameters

Teff : 6250 log g : 3.50 vturb : 1.5

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......<0.6<-2.66<0.19<0.6Li
CHN/A...+3.15+-0.128.70+-0.010.27+-0.013.12+-0.128.70+-0.01CH
C2N/A...+3.15+-0.128.70+-0.010.27+-0.013.12+-0.128.70+-0.01C2
CNN/A...+2.15+-0.117.10+-0.01-0.73+-0.012.12+-0.117.10+-0.01CN
NHN/A...+2.10+-0.127.05+-0.02-0.78+-0.022.07+-0.127.05+-0.02NH
ON/A...+1.35+-0.117.17+-0.05-1.52+-0.051.33+-0.117.17+-0.05O
NaN/A...+2.82+-0.156.30+-0.100.06+-0.102.91+-0.156.30+-0.10Na
Mg IN/A...+0.32+-0.155.05+-0.04-2.55+-0.040.30+-0.155.05+-0.04Mg I
AlN/A...-0.85+-0.102.77-3.68-0.83+-0.102.77Al
Si IN/A...+0.15+-0.104.85-2.660.19+-0.104.85Si I
Ca IN/A...+0.36+-0.153.87+-0.06-2.47+-0.060.38+-0.153.87+-0.06Ca I
Sc IIN/A...+0.05+-0.110.37+-0.05-2.78+-0.050.07+-0.110.37+-0.05Sc II
Ti IN/A...+0.43+-0.102.60-2.350.50+-0.102.60Ti I
Ti IIN/A...+0.19+-0.142.36+-0.07-2.59+-0.070.26+-0.142.36+-0.07Ti II
V IN/A...-0.05+-0.101.10-2.830.02+-0.101.10V I
Cr IN/A...-0.15+-0.112.67+-0.04-2.97+-0.04-0.12+-0.112.67+-0.04Cr I
Mn IN/A...-0.21+-0.142.33+-0.05-3.10+-0.05-0.25+-0.142.33+-0.05Mn I
Fe IN/A...+0.00+-0.104.65+-0.04-2.85+-0.04+0.00+-0.104.65+-0.04Fe I
Fe IIN/A...-0.08+-0.124.57+-0.09-2.93+-0.09-0.08+-0.124.57+-0.09Fe II
Co IN/A...+0.20+-0.182.27+-0.14-2.72+-0.140.13+-0.182.27+-0.14Co I
Ni IN/A...-0.09+-0.163.31+-0.10-2.91+-0.10-0.06+-0.163.31+-0.10Ni I
Sr IIN/A...-0.20+-0.11-0.53-3.40-0.55+-0.11-0.53Sr II
Ba IIN/A...<-0.53+-0.16<-1.40<-3.58<-0.73+-0.16<-1.40Ba II

Isotopic Ratio

12C/13C 9.0+-2.0

Binary Parameters

Vrad +162.51

Position

Right Ascension : 02 01 07.43 Declination : -57 16 58.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2001-11-05 2452218.6900217 VLT 43000 48 3600 +165.21
2001-11-05 2452218.7360571 VLT 43000 35 3600 +162.51

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

A Search for Nitrogen-enhanced Metal-poor Stars


Stellar Parameters

Teff : 6224 log g : 3.86 vturb : 1.44

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...+2.40+-0.308.31+-0.30-0.12+-0.302.51+-0.308.31+-0.30C
NN/A...<1.89+-0.32<7.29+-0.31<-0.54+-0.31<2.09+-0.32<7.29+-0.31N
FeN/A-2.65+-0.24......-2.63+-0.24...4.87+-0.24Fe

Position

Right Ascension : 02 01 07.43 Declination : -57 16 58.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-09-06 N/A RCCTIO N/A 42 4800 N/A

I.U.Roederer et al.,ApJ, 784, 158, 2014(ADS)

Neutron-capture Nucleosynthesis in the First Stars


Stellar Parameters

Teff : 5760+-57 log g : 3.55+-0.18 vturb : 0.95+-0.08

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......<1.33<-1.93<1.47<1.33Li I
CH1...2.15+-0.257.59+-0.25-0.84+-0.252.56+-0.257.59+-0.25CH
CN1...2.25+-0.287.09+-0.28-0.74+-0.282.66+-0.287.09+-0.28CN
Na I2...<1.89<4.73<-1.51<1.89<4.73Na I
Mg I3...0.74+-0.234.95+-0.23-2.65+-0.230.75+-0.234.95+-0.23Mg I
Al I1...-0.25+-0.292.80+-0.29-3.65+-0.29-0.25+-0.292.80+-0.29Al I
Ca I4...0.48+-0.233.42+-0.23-2.92+-0.230.48+-0.233.42+-0.23Ca I
Ti II5...-0.04+-0.141.92+-0.14-3.03+-0.140.37+-0.141.92+-0.14Ti II
Cr I1...0.01+-0.202.25+-0.20-3.39+-0.200.01+-0.202.25+-0.20Cr I
Mn I1...-0.27+-0.201.76+-0.20-3.67+-0.20-0.27+-0.201.76+-0.20Mn I
Fe I19-3.40+-0.21...4.10+-0.21-3.40+-0.21...4.10+-0.21Fe I
Fe II1-2.99+-0.16...4.51+-0.16-2.99+-0.16...4.51+-0.16Fe II
Co I1...0.15+-0.251.74+-0.25-3.25+-0.250.15+-0.251.74+-0.25Co I
Cu I1...<1.85<2.64<-1.55<1.85<2.64Cu I
Sr II2...-0.33+-0.14-0.45+-0.14-3.32+-0.140.08+-0.14-0.45+-0.14Sr II
Nb II1...<3.24<1.71<0.25<3.65<1.71Nb II
Mo I1...<2.79<1.27<-0.61<2.79<1.27Mo I
Tc I1......<2.40<2.40<5.80<2.40Tc I
Ba II2...<-1.02<-1.83<-4.01<-0.61<-1.83Ba II
La II3...<1.20<-0.69<-1.79<1.61<-0.69La II
Ce II4...<1.51<0.10<-1.48<1.92<0.10Ce II
Eu II2...<1.13<-1.34<-1.86<1.54<-1.34Eu II
Gd II1...<2.13<0.21<-0.86<2.54<0.21Gd II
Dy II3...<1.65<-0.24<-1.34<2.06<-0.24Dy II
Ho II1...<1.96<-0.55<-1.02<2.38<-0.55Ho II
Er II1...<2.28<0.21<-0.71<2.69<0.21Er II
Tm II1...<3.33<0.44<0.32<3.72<0.44Tm II
Yb II1...<1.70<-0.37<-1.29<2.11<-0.37Yb II
Hf II2...<2.75<0.61<-0.10<3.30<0.61Hf II
Pb I1...<3.37<2.01<-0.03<3.37<2.01Pb I

Isotopic Ratio

12C/13C 7+-2

Binary Parameters

Vrad 165.6

Position

Right Ascension : 02 01 07.43 Declination : -57 16 58.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-1-16-1:30 2452655.561 MIKEBAADE 41000 60-155 4800 165.2
2003-1-17-1:10 2452656.547 MIKEBAADE 41000 60-155 2400 165.7
2003-1-19-1:14 2452658.55 MIKEBAADE 41000 60-155 2400 165.6

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 : 5760+-57 log g : 3.55+-0.18 vturb : 0.95+-0.08

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......<1.33<-1.93<1.47<1.33Li I
CH1...2.15+-0.257.59-0.842.56+-0.257.59CH
CN1...2.25+-0.287.09-0.742.66+-0.287.09CN
Na I2...<1.89<4.73<-1.51<1.89<4.73Na I
Mg I3...0.74+-0.234.95-2.650.75+-0.234.95Mg I
Al I1...-0.25+-0.292.80-3.65-0.25+-0.292.80Al I
Ca I4...0.48+-0.233.42-2.920.48+-0.233.42Ca I
Ti II5...-0.04+-0.141.92-3.030.37+-0.141.92Ti II
Cr I1...0.01+-0.202.25-3.390.01+-0.202.25Cr I
Mn I1...-0.27+-0.201.76-3.67-0.27+-0.201.76Mn I
Fe I19-3.40+-0.21...4.10-3.40+-0.21...4.10Fe I
Fe II1-2.99+-0.16...4.51-2.99+-0.16...4.51Fe II
Co I1...0.15+-0.251.74-3.250.15+-0.251.74Co I
Cu I1...<1.85<2.64<-1.55<1.85<2.64Cu I
Sr II2...-0.33+-0.14-0.45-3.320.08+-0.14-0.45Sr II
Nb II1...<3.24<1.71<0.25<3.65<1.71Nb II
Mo I1...<2.79<1.27<-0.61<2.79<1.27Mo I
Tc I1......<2.40<2.40<5.80<2.40Tc I
Ba II2...<-1.02<-1.83<-4.01<-0.61<-1.83Ba II
La II3...<1.20<-0.69<-1.79<1.61<-0.69La II
Ce II4...<1.51<0.10<-1.48<1.92<0.10Ce II
Eu II2...<1.13<-1.34<-1.86<1.54<-1.34Eu II
Gd II1...<2.13<0.21<-0.86<2.54<0.21Gd II
Dy II3...<1.65<-0.24<-1.34<2.06<-0.24Dy II
Ho II1...<1.96<-0.55<-1.02<2.38<-0.55Ho II
Er II1...<2.28<0.21<-0.71<2.69<0.21Er II
Tm II1...<3.33<0.44<0.32<3.72<0.44Tm II
Yb II1...<1.70<-0.37<-1.29<2.11<-0.37Yb II
Hf II2...<2.75<0.61<-0.10<3.30<0.61Hf II
Pb I1...<3.37<2.01<-0.03<3.37<2.01Pb I

Binary Parameters

Binarity Positive
Vrad 165.6

Position

Right Ascension : 02 01 07.43 Declination : -57 16 58.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-01-16-01:30 2452655.561 MIKEBAADE 41000 60-155 4800 165.2
2003-01-17-01:10 2452656.547 MIKEBAADE 41000 60-155 2400 165.7
2003-01-19-01:14 2452658.55 MIKEBAADE 41000 60-155 2400 165.6