CS29502-092

taken from 7 paper(s):

/W.Aoki et al.(2002)/ /D.K.Lai et al.(2004)/ /D.K.Lai et al.(2007)/ /D.K.Lai et al.(2008)/ /D.M.Allen et al.(2012)/ /I.U.Roederer et al.(2014)/ /I.U.Roederer et al.(2014)/

W.Aoki et al.,ApJ, 567, 1166, 2002(ADS)

The Chemical Composition of Carbon-rich, Very Metal Poor Stars: A New Class of Mildly Carbon Rich Objects without Excess of Neutron-Capture Elements


Stellar Parameters

Teff : 5000 log g : 2.1 vturb : 1.8

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 IN/A......<1.2<-2.06<0.70<1.2Li I
CN/A...+1.0+-0.18...-1.64+-0.181.12+-0.186.79+-0.18C
NN/A...+0.7+-0.24...-1.92+-0.240.84+-0.245.91+-0.24N
Na I2...-0.01+-0.18...-2.68+-0.180.08+-0.183.56+-0.18Na I
Mg I7...+0.37+-0.07...-2.41+-0.070.35+-0.075.19+-0.07Mg I
Al I1...-0.77+-0.28...-3.51+-0.28-0.75+-0.282.94+-0.28Al I
Si I1...+0.84+-0.20...-1.88+-0.200.88+-0.205.63+-0.20Si I
Ca I11...+0.27+-0.12...-2.47+-0.120.29+-0.123.87+-0.12Ca I
Sc II5...-0.02+-0.12...-2.76+-0.120.00+-0.120.39+-0.12Sc II
Ti I10...+0.19+-0.09...-2.50+-0.090.26+-0.092.45+-0.09Ti I
Ti II31...+0.36+-0.15...-2.33+-0.150.43+-0.152.62+-0.15Ti II
Mn I2...-0.59+-0.17...-3.39+-0.17-0.63+-0.172.04+-0.17Mn I
Fe I161-2.76+-0.18......-2.76+-0.18...4.74+-0.18Fe I
Fe II12-2.77+-0.25......-2.77+-0.25...4.73+-0.25Fe II
Co I4...+0.27+-0.09...-2.56+-0.090.20+-0.092.43+-0.09Co I
Ni I6...+0.16+-0.07...-2.57+-0.070.19+-0.073.65+-0.07Ni I
Sr II2...-0.40+-0.35...-3.06+-0.35-0.30+-0.35-0.19+-0.35Sr II
Y II2...-0.23+-0.16...-2.96+-0.16-0.20+-0.16-0.75+-0.16Y II
Ba II3...-0.82+-0.27...-3.63+-0.27-0.87+-0.27-1.45+-0.27Ba II
Eu IIN/A...<+0.4...<-2.37<0.39<-1.85Eu II

Isotopic Ratio

12C/13C 20

Position

Right Ascension : 22 22 35.90 Declination : -01 38 27.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1998-08 2451039 ANGLO 40000 73 60*2 -67.35+-0.27
1998-08 N/A ANGLO 40000 70 150*5 N/A

D.K.Lai et al.,AJ, 128, 2402, 2004(ADS)

ABUNDANCES OF EXTREMELY METAL-POOR STAR CANDIDATES


Stellar Parameters

Teff : 5114 log g : 2.51 vturb : -3.00

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
Mg IN/A...0.42...-2.520.405.08Mg I
Ca IN/A...0.27...-2.630.293.71Ca I
Ti IIN/A...0.36...-2.490.432.46Ti II
Cr IN/A...0.00...-2.890.032.75Cr I
Fe IN/A-2.92......-2.92...4.58Fe I
Ba IIN/A...-0.92...-3.89-0.97-1.71Ba II

Binary Parameters

Vrad -67

Position

Right Ascension : 22 22 35.90 Declination : -01 38 27.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-08-28 N/A KECKII 7000 150 600 N/A

D.K.Lai et al.,ApJ, 667, 1185, 2007(ADS)

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 5114 log g : 2.51

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...1.15+-0.19...-1.64+-0.191.11+-0.196.79+-0.19C
FeN/A-2.92......-2.75...4.75Fe
SrN/A...-0.18...-3.07-0.32-0.20Sr
BaN/A...-0.92...-3.89-1.14-1.71Ba

Position

Right Ascension : 22 22 35.90 Declination : -01 38 27.0 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 KECKII 7000 N/A N/A N/A

D.K.Lai et al.,ApJ, 681, 1524, 2008(ADS)

Detailed Abundances for 28 Metal-poor Stars: Stellar Relics in the Milky Way


Stellar Parameters

Teff : 4890+-100 log g : 1.72+-0.2 vturb : 1.6+-0.2

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
C1...0.96+-0.22...-2.13+-0.221.05+-0.226.30+-0.22C
N1...0.81+-0.27...-2.28+-0.270.90+-0.275.55+-0.27N
OH1...0.75+-0.31...-2.29+-0.310.89+-0.316.40+-0.31OH
Mg7...0.42+-0.05...-2.78+-0.050.40+-0.054.82+-0.05Mg
Al1...-0.79+-0.15...-3.95+-0.15-0.77+-0.152.50+-0.15Al
Ca10...0.31+-0.05...-2.85+-0.050.33+-0.053.49+-0.05Ca
Sc II6...0.02+-0.06...-3.14+-0.060.04+-0.060.01+-0.06Sc II
Ti I19...0.18+-0.06...-2.93+-0.060.25+-0.062.02+-0.06Ti I
Ti II27...0.19+-0.05...-2.92+-0.050.26+-0.052.03+-0.05Ti II
V I2...-0.06+-0.13...-3.17+-0.130.01+-0.130.76+-0.13V I
V II6...0.04+-0.07...-3.07+-0.070.11+-0.070.86+-0.07V II
Cr I15...-0.21+-0.04...-3.36+-0.04-0.18+-0.042.28+-0.04Cr I
Cr II2...0.21+-0.08...-2.94+-0.080.24+-0.082.70+-0.08Cr II
Mn I8...-0.32+-0.09...-3.54+-0.09-0.36+-0.091.89+-0.09Mn I
Mn II3...-0.16+-0.07...-3.38+-0.07-0.20+-0.072.05+-0.07Mn II
Fe I142-3.18+-0.09......-3.18+-0.09...4.32+-0.09Fe I
Fe II17-3.20+-0.09......-3.20+-0.09...4.30+-0.09Fe II
Co3...0.36+-0.06...-2.89+-0.060.29+-0.062.10+-0.06Co
Ni5...0.08+-0.04...-3.07+-0.040.11+-0.043.15+-0.04Ni
Cu2...-1.36+-0.10...-4.52+-0.10-1.34+-0.10-0.33+-0.10Cu
Zn2...0.34+-0.06...-2.80+-0.060.38+-0.061.76+-0.06Zn
Sr II2...-0.46+-0.17...-3.54+-0.17-0.36+-0.17-0.67+-0.17Sr II
Y II8...-0.63+-0.08...-3.78+-0.08-0.60+-0.08-1.57+-0.08Y II
Zr II5...-0.28+-0.08...-3.44+-0.08-0.26+-0.08-0.86+-0.08Zr II
Ba II2...-1.26+-0.09...-4.49+-0.09-1.31+-0.09-2.31+-0.09Ba II
Eu II1...<-0.31...<-3.50<-0.32<-2.98Eu II

Position

Right Ascension : 22 22 35.90 Declination : -01 38 27.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2001-08-25 N/A KECKHIRES 46000 115 5400 -68.5+-0.2
2001-08-25 N/A KECKHIRES 46000 121 5400 -68.2+-0.2
2004-10-07 N/A KECKHIRES 46000 141 4800 -69.3+-0.2

D.M.Allen et al.,AAP, 548, A34, 2012(ADS)

Elemental abundances and classification of carbon-enhanced metal-poor stars


Stellar Parameters

Teff : 4970+-100 log g : 1.70+-0.1 vturb : 1.85+-0.1

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-1.861.18...-1.771.286.66C
NN/A-1.761.28...-1.621.436.21N
Ti IN/A-2.980.06...-2.910.142.04Ti I
Ti IIN/A-2.950.09...-2.880.172.07Ti II
FeN/A-3.05+-0.2......-3.05+-0.2...4.45+-0.2Fe
ZnN/A-2.860.18...-2.820.231.74Zn
SrN/A-3.54-0.50...-3.44-0.39-0.57Sr
YN/A-3.54-0.50...-3.51-0.46-1.30Y
ZrN/A<-3.41<-0.37...<-3.39<-0.34<-0.81Zr
BaN/A-4.41-1.37...-4.46-1.41-2.28Ba
LaN/A<-3.10<0.06...<-3.03<0.02<-1.93La
EuN/A<-2.83<0.21...<-2.84<0.21<-2.32Eu
PbN/A<-1.51<1.53...<-1.49<1.56<0.55Pb

Position

Right Ascension : 22 22 35.90 Declination : -01 38 27.0 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 WHTUES 52000 100 N/A N/A

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

Neutron-capture Nucleosynthesis in the First Stars


Stellar Parameters

Teff : 4820+-34 log g : 1.50+-0.14 vturb : 1.50+-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......<0.45<-2.81<0.49<0.45Li I
CH1...0.96+-0.256.19+-0.25-2.24+-0.251.06+-0.256.19+-0.25CH
NH1...1.00+-0.365.63+-0.36-2.20+-0.361.10+-0.365.63+-0.36NH
O I3...1.13+-0.206.52+-0.20-2.17+-0.201.13+-0.206.52+-0.20O I
Na I1...-0.02+-0.272.92+-0.27-3.32+-0.27-0.02+-0.272.92+-0.27Na I
Mg I8...0.51+-0.164.80+-0.16-2.80+-0.160.50+-0.164.80+-0.16Mg I
Al I1...-0.60+-0.292.55+-0.29-3.90+-0.29-0.60+-0.292.55+-0.29Al I
K I1...0.26+-0.201.99+-0.20-3.04+-0.200.26+-0.201.99+-0.20K I
Ca I10...0.37+-0.173.41+-0.17-2.93+-0.170.37+-0.173.41+-0.17Ca I
Sc II3...-0.10+-0.15-0.14+-0.15-3.29+-0.150.01+-0.15-0.14+-0.15Sc II
Ti I12...0.17+-0.151.82+-0.15-3.13+-0.150.17+-0.151.82+-0.15Ti I
Ti II20...0.12+-0.151.87+-0.15-3.08+-0.150.22+-0.151.87+-0.15Ti II
V II2...-0.02+-0.260.72+-0.26-3.21+-0.260.09+-0.260.72+-0.26V II
Cr I8...-0.15+-0.152.19+-0.15-3.45+-0.15-0.15+-0.152.19+-0.15Cr I
Cr II2...0.21+-0.172.65+-0.17-2.99+-0.170.31+-0.172.65+-0.17Cr II
Mn I2...-0.02+-0.142.11+-0.14-3.32+-0.14-0.02+-0.142.11+-0.14Mn I
Mn II2...-0.50+-0.211.73+-0.21-3.70+-0.21-0.40+-0.211.73+-0.21Mn II
Fe I90-3.30+-0.15...4.20+-0.15-3.30+-0.15...4.20+-0.15Fe I
Fe II9-3.20+-0.15...4.30+-0.15-3.20+-0.15...4.30+-0.15Fe II
Co I5...0.04+-0.211.73+-0.21-3.26+-0.210.04+-0.211.73+-0.21Co I
Ni I7...0.29+-0.203.21+-0.20-3.01+-0.200.29+-0.203.21+-0.20Ni I
Zn I2...0.44+-0.161.70+-0.16-2.86+-0.160.44+-0.161.70+-0.16Zn I
Rb I1...<2.48<1.70<-0.66<2.64<1.70Rb I
Sr II2...-0.44+-0.24-0.76+-0.24-3.63+-0.24-0.33+-0.24-0.76+-0.24Sr II
Y II2...-0.79+-0.19-1.77+-0.19-3.98+-0.19-0.68+-0.19-1.77+-0.19Y II
Nb II1...<2.26<0.52<-0.94<2.36<0.52Nb II
Mo I1...<1.49<0.07<-1.81<1.49<0.07Mo I
Tc I1......<0.42<0.42<3.72<0.42Tc I
Sn I1...<2.49<1.26<-0.81<2.49<1.26Sn I
Ba II2...-1.46+-0.17-2.48+-0.17-4.66+-0.17-1.36+-0.17-2.48+-0.17Ba II
Ce II5...<0.18<-1.44<-3.02<0.28<-1.44Ce II
Pr II1...<0.73<-1.75<-2.47<0.83<-1.75Pr II
Nd II5...<0.17<-1.61<-3.03<0.27<-1.61Nd II
Sm II2...<0.71<-1.53<-2.49<0.81<-1.53Sm II
Eu II1...<0.01<-2.67<-3.19<0.11<-2.67Eu II
Gd II2...<1.09<-1.04<-2.11<1.19<-1.04Gd II
Tb II3...<1.30<-1.60<-1.92<1.38<-1.60Tb II
Dy II2...<0.50<-1.60<-2.70<0.60<-1.60Dy II
Ho II1...<0.89<-1.83<-2.30<1.00<-1.83Ho II
Er II2...<0.58<-1.70<-2.62<0.68<-1.70Er II
Tm II2...<1.28<-1.82<-1.94<1.36<-1.82Tm II
Yb II1...<-0.26<-2.54<-3.46<-0.16<-2.54Yb II
Hf II2...<1.57<-0.78<-1.49<1.81<-0.78Hf II
Ir I1...<1.78<-0.14<-1.52<1.78<-0.14Ir I
Pb I1...<1.86<0.60<-1.44<1.86<0.60Pb I

Isotopic Ratio

12C/13C 12+-6

Binary Parameters

Vrad -66.6

Position

Right Ascension : 22 22 35.90 Declination : -01 38 27.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2009-10-26-1:32 2455130.567 MIKELCO 41000 50-165 1800 -66.6

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 : 4820+-34 log g : 1.5+-0.14 vturb : 1.5+-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......<0.45<-2.81<0.49<0.45Li I
CH1...0.96+-0.256.19-2.241.06+-0.256.19CH
NH1...1.00+-0.365.63-2.201.10+-0.365.63NH
O I3...1.13+-0.206.52-2.171.13+-0.206.52O I
Na I1...-0.02+-0.272.92-3.32-0.02+-0.272.92Na I
Mg I8...0.51+-0.164.80-2.800.50+-0.164.80Mg I
Al I1...-0.60+-0.292.55-3.90-0.60+-0.292.55Al I
K I1...0.26+-0.201.99-3.040.26+-0.201.99K I
Ca I10...0.37+-0.173.41-2.930.37+-0.173.41Ca I
Sc II3...-0.10+-0.15-0.14-3.290.01+-0.15-0.14Sc II
Ti I12...0.17+-0.151.82-3.130.17+-0.151.82Ti I
Ti II20...0.12+-0.151.87-3.080.22+-0.151.87Ti II
V II2...-0.02+-0.260.72-3.210.09+-0.260.72V II
Cr I8...-0.15+-0.152.19-3.45-0.15+-0.152.19Cr I
Cr II2...0.21+-0.172.65-2.990.31+-0.172.65Cr II
Mn I2...-0.02+-0.142.11-3.32-0.02+-0.142.11Mn I
Mn II2...-0.50+-0.211.73-3.70-0.40+-0.211.73Mn II
Fe I90-3.30+-0.15...4.20-3.30+-0.15...4.20Fe I
Fe II9-3.20+-0.15...4.30-3.20+-0.15...4.30Fe II
Co I5...0.04+-0.211.73-3.260.04+-0.211.73Co I
Ni I7...0.29+-0.203.21-3.010.29+-0.203.21Ni I
Zn I2...0.44+-0.161.70-2.860.44+-0.161.70Zn I
Rb I1...<2.48<1.70<-0.66<2.64<1.70Rb I
Sr II2...-0.44+-0.24-0.76-3.63-0.33+-0.24-0.76Sr II
Y II2...-0.79+-0.19-1.77-3.98-0.68+-0.19-1.77Y II
Nb II1...<2.26<0.52<-0.94<2.36<0.52Nb II
Mo I1...<1.49<0.07<-1.81<1.49<0.07Mo I
Tc I1......<0.42<0.42<3.72<0.42Tc I
Sn I1...<2.49<1.26<-0.81<2.49<1.26Sn I
Ba II2...-1.46+-0.17-2.48-4.66-1.36+-0.17-2.48Ba II
Ce II5...<0.18<-1.44<-3.02<0.28<-1.44Ce II
Pr II1...<0.73<-1.75<-2.47<0.83<-1.75Pr II
Nd II5...<0.17<-1.61<-3.03<0.27<-1.61Nd II
Sm II2...<0.71<-1.53<-2.49<0.81<-1.53Sm II
Eu II1...<0.01<-2.67<-3.19<0.11<-2.67Eu II
Gd II2...<1.09<-1.04<-2.11<1.19<-1.04Gd II
Tb II3...<1.30<-1.60<-1.92<1.38<-1.60Tb II
Dy II2...<0.50<-1.60<-2.70<0.60<-1.60Dy II
Ho II1...<0.89<-1.83<-2.30<1.00<-1.83Ho II
Er II2...<0.58<-1.70<-2.62<0.68<-1.70Er II
Tm II2...<1.28<-1.82<-1.94<1.36<-1.82Tm II
Yb II1...<-0.26<-2.54<-3.46<-0.16<-2.54Yb II
Hf II2...<1.57<-0.78<-1.49<1.81<-0.78Hf II
Ir I1...<1.78<-0.14<-1.52<1.78<-0.14Ir I
Pb I1...<1.86<0.60<-1.44<1.86<0.60Pb I

Binary Parameters

Binarity Negative
Vrad -66.6

Position

Right Ascension : 22 22 35.90 Declination : -01 38 27.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2009-10-26-01:32 2455130.567 MIKELCO 41000 50-165 1800 -66.6