CS22877-001

taken from 4 paper(s):

/W.Aoki et al.(2002)/ /S.Giridhar et al.(2001)/ /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 : 5100 log g : 2.2 vturb : 2.0

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<0.66<1.2Li I
CN/A...+1.0+-0.18...-1.60+-0.181.12+-0.186.83+-0.18C
NN/A...0.0+-0.24...-2.58+-0.240.14+-0.245.25+-0.24N
Na I2...-0.24+-0.13...-2.87+-0.13-0.15+-0.133.37+-0.13Na I
Mg I7...+0.29+-0.08...-2.45+-0.080.27+-0.085.15+-0.08Mg I
Al I1...-0.72+-0.28...-3.42+-0.28-0.70+-0.283.03+-0.28Al I
Ca I8...+0.42+-0.11...-2.28+-0.110.44+-0.114.06+-0.11Ca I
Sc II3...-0.04+-0.13...-2.74+-0.13-0.02+-0.130.41+-0.13Sc II
Ti I2...+0.15+-0.14...-2.50+-0.140.22+-0.142.45+-0.14Ti I
Ti II13...+0.22+-0.15...-2.43+-0.150.29+-0.152.52+-0.15Ti II
Cr I4...-0.29+-0.10...-2.98+-0.10-0.26+-0.102.66+-0.10Cr I
Mn I2...-0.38+-0.25...-3.14+-0.25-0.42+-0.252.29+-0.25Mn I
Fe I93-2.72+-0.19......-2.72+-0.19...4.78+-0.19Fe I
Fe II7-2.71+-0.26......-2.71+-0.26...4.79+-0.26Fe II
Co I3...+0.39+-0.09...-2.40+-0.090.32+-0.092.59+-0.09Co I
Ni I6...-0.25+-0.11...-2.94+-0.11-0.22+-0.113.28+-0.11Ni I
Sr II2...-0.12+-0.31...-2.74+-0.31-0.02+-0.310.13+-0.31Sr II
Y II2...+0.16+-0.18...-2.53+-0.180.19+-0.18-0.32+-0.18Y II
Ba II4...-0.49+-0.17...-3.26+-0.17-0.54+-0.17-1.08+-0.17Ba II
Eu IIN/A...<+0.6...<-2.13<0.59<-1.61Eu II

Isotopic Ratio

12C/13C >10

Position

Right Ascension : 13 13 55.38 Declination : -12 11 41.6 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1998-04 2450914 ANGLO 40000 77 60*2 +166.12+-0.25
1998-04 N/A ANGLO 40000 36 120*4 N/A

S.Giridhar et al.,PASP, 113, 519, 2001(ADS)

Chemical Compositions of Four Metal-poor Giant Stars


Stellar Parameters

Teff : 5000 log g : 1.5 vturb : 2.3

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
C Isyn-1.05+1.80...-0.931.897.50C I
Na I2-3.31+-0.03-0.47...-3.22+-0.03-0.403.02+-0.03Na I
Mg I5-2.70+-0.15+0.14...-2.72+-0.150.104.88+-0.15Mg I
Al I2-2.70+-0.07+0.14...-2.68+-0.070.143.77+-0.07Al I
Si I1-2.76+0.08...-2.720.104.79Si I
Ca I6-2.53+-0.06+0.31...-2.51+-0.060.313.83+-0.06Ca I
Sc II1-2.71-0.13...-2.690.130.46Sc II
Ti I3-2.68+-0.03+0.16...-2.61+-0.030.212.34+-0.03Ti I
Ti II7-2.88+-0.12-0.04...-2.81+-0.120.012.14+-0.12Ti II
Cr I2-3.02+-0.07-0.18...-2.99+-0.07-0.172.65+-0.07Cr I
Fe I55-2.82+-0.18......-2.82+-0.18...4.68+-0.18Fe I
Fe II10-2.88+-0.20......-2.88+-0.20...4.62+-0.20Fe II
Co I1-2.49+0.35...-2.560.262.43Co I
Ni I3-2.91+-0.08-0.07...-2.88+-0.08-0.063.34+-0.08Ni I
Sr II1-3.23-0.38...-3.13-0.31-0.26Sr II
Y II1-3.11-0.27...-3.08-0.26-0.87Y II
Ba II4-3.36+-0.20-0.52...-3.41+-0.20-0.59-1.23+-0.20Ba II

Binary Parameters

Vrad 165

Position

Right Ascension : 13 13 55.38 Declination : -12 11 41.6 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 APO 38000 75 N/A 165

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

Neutron-capture Nucleosynthesis in the First Stars


Stellar Parameters

Teff : 4790+-34 log g : 1.45+-0.14 vturb : 1.55+-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......0.66+-0.16-2.60+-0.160.71+-0.160.66+-0.16Li I
CH1...1.03+-0.256.22+-0.25-2.21+-0.251.10+-0.256.22+-0.25CH
NH1...-0.15+-0.364.44+-0.36-3.39+-0.36-0.08+-0.364.44+-0.36NH
O I2...1.21+-0.226.60+-0.22-2.09+-0.221.22+-0.226.60+-0.22O I
Mg I8...0.38+-0.164.67+-0.16-2.93+-0.160.38+-0.164.67+-0.16Mg I
Al I1...-0.73+-0.292.41+-0.29-4.04+-0.29-0.73+-0.292.41+-0.29Al I
Ca I9...0.37+-0.173.41+-0.17-2.93+-0.170.38+-0.173.41+-0.17Ca I
Sc II5...-0.24+-0.15-0.33+-0.15-3.48+-0.15-0.17+-0.15-0.33+-0.15Sc II
Ti I15...0.06+-0.151.71+-0.15-3.24+-0.150.07+-0.151.71+-0.15Ti I
Ti II25...0.07+-0.151.78+-0.15-3.17+-0.150.14+-0.151.78+-0.15Ti II
V II2...-0.17+-0.290.53+-0.29-3.40+-0.29-0.09+-0.290.53+-0.29V II
Cr I10...-0.22+-0.162.12+-0.16-3.52+-0.16-0.21+-0.162.12+-0.16Cr I
Cr II3...0.05+-0.182.45+-0.18-3.19+-0.180.12+-0.182.45+-0.18Cr II
Mn I2...-0.45+-0.161.67+-0.16-3.76+-0.16-0.45+-0.161.67+-0.16Mn I
Mn II4...-0.57+-0.211.63+-0.21-3.80+-0.21-0.49+-0.211.63+-0.21Mn II
Fe I106-3.31+-0.15...4.19+-0.15-3.31+-0.15...4.19+-0.15Fe I
Fe II10-3.24+-0.15...4.26+-0.15-3.24+-0.15...4.26+-0.15Fe II
Co I7...-0.10+-0.211.58+-0.21-3.41+-0.21-0.10+-0.211.58+-0.21Co I
Ni I7...-0.07+-0.222.85+-0.22-3.37+-0.22-0.06+-0.222.85+-0.22Ni I
Zn I2...0.22+-0.181.48+-0.18-3.08+-0.180.23+-0.181.48+-0.18Zn I
Rb I1...<2.69<1.90<-0.46<2.85<1.90Rb I
Sr II2...-0.23+-0.25-0.60+-0.25-3.47+-0.25-0.16+-0.25-0.60+-0.25Sr II
Y II2...-0.55+-0.18-1.58+-0.18-3.79+-0.18-0.48+-0.18-1.58+-0.18Y II
Zr II3...-0.13+-0.18-0.78+-0.18-3.36+-0.18-0.05+-0.18-0.78+-0.18Zr II
Nb II1...<1.54<-0.24<-1.70<1.61<-0.24Nb II
Mo I1...<0.75<-0.68<-2.56<0.75<-0.68Mo I
Tc I1......<0.22<0.22<3.53<0.22Tc I
Sn I1...<2.01<0.77<-1.30<2.01<0.77Sn I
Ba II2...-0.58+-0.15-1.63+-0.15-3.81+-0.15-0.50+-0.15-1.63+-0.15Ba II
La II2...-0.09+-0.23-2.23+-0.23-3.33+-0.23-0.02+-0.23-2.23+-0.23La II
Ce II1...<0.71<-0.95<-2.53<0.78<-0.95Ce II
Pr II2...<0.12<-2.40<-3.12<0.19<-2.40Pr II
Nd II1...-0.12+-0.18-1.94+-0.18-3.36+-0.18-0.05+-0.18-1.94+-0.18Nd II
Sm II1...<0.50<-1.78<-2.74<0.57<-1.78Sm II
Eu II2...-0.05+-0.19-2.76+-0.19-3.28+-0.190.03+-0.19-2.76+-0.19Eu II
Gd II2...<0.87<-1.30<-2.37<0.94<-1.30Gd II
Tb II3...<0.80<-2.14<-2.46<0.85<-2.14Tb II
Dy II2...0.15+-0.23-1.99+-0.23-3.09+-0.230.22+-0.23-1.99+-0.23Dy II
Er II1...0.22+-0.33-2.10+-0.33-3.02+-0.330.29+-0.33-2.10+-0.33Er II
Tm II2...<0.78<-2.36<-2.48<0.83<-2.36Tm II
Yb II1...-0.23+-0.23-2.55+-0.23-3.47+-0.23-0.16+-0.23-2.55+-0.23Yb II
Hf II2...<1.12<-1.27<-1.98<1.33<-1.27Hf II
Ir I1...<1.18<-0.75<-2.13<1.18<-0.75Ir I
Pb I1...<1.67<0.40<-1.64<1.67<0.40Pb I

Isotopic Ratio

12C/13C 35+-15

Binary Parameters

Binarity Positive
Vrad 167

Position

Right Ascension : 13 13 55.38 Declination : -12 11 41.6 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- 20-8:31 2452659.856 MIKEBAADE 41000 150-405 1200 166.6
2003-1-14-6:58 2452653.79 MIKEBAADE 41000 150-405 1000 169.8
2003-1-15-7:52 2452654.828 MIKEBAADE 41000 150-405 1600 167
2006-8-02-23:07 2453950.461 MIKELCO 41000 150-405 1800 166.7

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 : 4790+-34 log g : 1.45+-0.14 vturb : 1.55+-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......0.66-2.600.710.66Li I
CH1...1.03+-0.256.22-2.211.10+-0.256.22CH
NH1...-0.15+-0.364.44-3.39-0.08+-0.364.44NH
O I2...1.21+-0.226.60-2.091.22+-0.226.60O I
Mg I8...0.38+-0.164.67-2.930.38+-0.164.67Mg I
Al I1...-0.73+-0.292.41-4.04-0.73+-0.292.41Al I
Ca I9...0.37+-0.173.41-2.930.38+-0.173.41Ca I
Sc II5...-0.24+-0.15-0.33-3.48-0.17+-0.15-0.33Sc II
Ti I15...0.06+-0.151.71-3.240.07+-0.151.71Ti I
Ti II25...0.07+-0.151.78-3.170.14+-0.151.78Ti II
V II2...-0.17+-0.290.53-3.40-0.09+-0.290.53V II
Cr I10...-0.22+-0.162.12-3.52-0.21+-0.162.12Cr I
Cr II3...0.05+-0.182.45-3.190.12+-0.182.45Cr II
Mn I2...-0.45+-0.161.67-3.76-0.45+-0.161.67Mn I
Mn II4...-0.57+-0.211.63-3.80-0.49+-0.211.63Mn II
Fe I106-3.31+-0.15...4.19-3.31+-0.15...4.19Fe I
Fe II10-3.24+-0.15...4.26-3.24+-0.15...4.26Fe II
Co I7...-0.10+-0.211.58-3.41-0.10+-0.211.58Co I
Ni I7...-0.07+-0.222.85-3.37-0.06+-0.222.85Ni I
Zn I2...0.22+-0.181.48-3.080.23+-0.181.48Zn I
Rb I1...<2.69<1.90<-0.46<2.85<1.90Rb I
Sr II2...-0.23+-0.25-0.60-3.47-0.16+-0.25-0.60Sr II
Y II2...-0.55+-0.18-1.58-3.79-0.48+-0.18-1.58Y II
Zr II3...-0.13+-0.18-0.78-3.36-0.05+-0.18-0.78Zr II
Nb II1...<1.54<-0.24<-1.70<1.61<-0.24Nb II
Mo I1...<0.75<-0.68<-2.56<0.75<-0.68Mo I
Tc I1......<0.22<0.22<3.53<0.22Tc I
Sn I1...<2.01<0.77<-1.30<2.01<0.77Sn I
Ba II2...-0.58+-0.15-1.63-3.81-0.50+-0.15-1.63Ba II
La II2...-0.09+-0.23-2.23-3.33-0.02+-0.23-2.23La II
Ce II1...<0.71<-0.95<-2.53<0.78<-0.95Ce II
Pr II2...<0.12<-2.40<-3.12<0.19<-2.40Pr II
Nd II1...-0.12+-0.18-1.94-3.36-0.05+-0.18-1.94Nd II
Sm II1...<0.50<-1.78<-2.74<0.57<-1.78Sm II
Eu II2...-0.05+-0.19-2.76-3.280.03+-0.19-2.76Eu II
Gd II2...<0.87<-1.30<-2.37<0.94<-1.30Gd II
Tb II3...<0.80<-2.14<-2.46<0.85<-2.14Tb II
Dy II2...0.15+-0.23-1.99-3.090.22+-0.23-1.99Dy II
Er II1...0.22+-0.33-2.10-3.020.29+-0.33-2.10Er II
Tm II2...<0.78<-2.36<-2.48<0.83<-2.36Tm II
Yb II1...-0.23+-0.23-2.55-3.47-0.16+-0.23-2.55Yb II
Hf II2...<1.12<-1.27<-1.98<1.33<-1.27Hf II
Ir I1...<1.18<-0.75<-2.13<1.18<-0.75Ir I
Pb I1...<1.67<0.40<-1.64<1.67<0.40Pb I

Binary Parameters

Binarity Positive
Vrad 166.6

Position

Right Ascension : 13 13 55.38 Declination : -12 11 41.6 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-01-14-06:58 2452653.79 MIKEBAADE 41000 150-405 1000 169.8
2003-01-15-07:52 2452654.828 MIKEBAADE 41000 150-405 1600 167
2003-01-20-08:31 2452659.856 MIKEBAADE 41000 150-405 1200 166.6
2006-08-02-23:07 2453950.461 MIKELCO 41000 150-405 1800 166.7