CS30314-067

taken from 4 paper(s):

/W.Aoki et al.(2002)/ /J.A.Johnson et al.(2007)/ /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 : 4400 log g : 0.7 vturb : 2.5

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
Li IN/A......<0.6<-2.66<0.19<0.6Li I
CN/A...+0.5+-0.18...-2.23+-0.180.62+-0.186.20+-0.18C
NN/A...+1.2+-0.24...-1.51+-0.241.34+-0.246.32+-0.24N
Na I2...-0.08+-0.18...-2.84+-0.180.01+-0.183.40+-0.18Na I
Mg I5...+0.42+-0.10...-2.45+-0.100.40+-0.105.15+-0.10Mg I
Al I1...-0.10+-0.28...-2.93+-0.28-0.08+-0.283.52+-0.28Al I
Si I2...+0.80+-0.27...-2.01+-0.270.84+-0.275.50+-0.27Si I
Ca I9...+0.22+-0.10...-2.61+-0.100.24+-0.103.73+-0.10Ca I
Sc II5...+0.02+-0.13...-2.81+-0.130.04+-0.130.34+-0.13Sc II
Ti I13...+0.12+-0.07...-2.66+-0.070.19+-0.072.29+-0.07Ti I
Ti II37...+0.43+-0.15...-2.35+-0.150.50+-0.152.60+-0.15Ti II
Cr I8...-0.38+-0.09...-3.20+-0.09-0.35+-0.092.44+-0.09Cr I
Cr II2...+0.12+-0.24...-2.70+-0.240.15+-0.242.94+-0.24Cr II
Mn I3...-0.69+-0.16...-3.58+-0.16-0.73+-0.161.85+-0.16Mn I
Fe I145-2.85+-0.18......-2.85+-0.18...4.65+-0.18Fe I
Fe II15-2.86+-0.26......-2.86+-0.26...4.64+-0.26Fe II
Co I2...-0.08+-0.15...-3.00+-0.15-0.15+-0.151.99+-0.15Co I
Ni I5...-0.10+-0.14...-2.92+-0.14-0.07+-0.143.30+-0.14Ni I
Sr II2...-0.37+-0.35...-3.12+-0.35-0.27+-0.35-0.25+-0.35Sr II
Y II1...-0.67+-0.20...-3.49+-0.20-0.64+-0.20-1.28+-0.20Y II
Zr II2...+0.34+-0.16...-2.49+-0.160.36+-0.160.09+-0.16Zr II
Ba II3...-0.57+-0.14...-3.47+-0.14-0.62+-0.14-1.29+-0.14Ba II
Eu IIN/A...<-0.5...<-3.36<-0.51<-2.84Eu II

Isotopic Ratio

12C/13C 5

Position

Right Ascension : 20 52 50.99 Declination : -34 19 40.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1997-08 2450684 ANGLO 40000 95 60*2 +145.58+-0.29
1997-08 N/A ANGLO 40000 77 120*4 N/A

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

A Search for Nitrogen-enhanced Metal-poor Stars


Stellar Parameters

Teff : 4476 log g : 0.96 vturb : 2.25

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...+0.25+-0.296.14+-0.25-2.29+-0.250.36+-0.296.14+-0.25C
NN/A...+0.50+-0.255.88+-0.25-1.95+-0.250.70+-0.255.88+-0.25N
Ca IN/A-2.61......-2.590.063.75Ca I
Ca IIN/A-2.37......-2.350.303.99Ca II
FeN/A-2.67+-0.21......-2.65+-0.21...4.85+-0.21Fe

Position

Right Ascension : 20 52 50.99 Declination : -34 19 40.5 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 122 3600 N/A

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

Neutron-capture Nucleosynthesis in the First Stars


Stellar Parameters

Teff : 4320+-12 log g : 0.50+-0.10 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......<-0.41<-3.67<-0.36<-0.41Li I
CH1...0.55+-0.255.97+-0.25-2.46+-0.250.85+-0.255.97+-0.25CH
NH1...1.18+-0.366.00+-0.36-1.83+-0.361.48+-0.366.00+-0.36NH
O I3...1.11+-0.256.49+-0.25-2.20+-0.251.11+-0.256.49+-0.25O I
Mg I5...0.56+-0.164.85+-0.16-2.75+-0.160.56+-0.164.85+-0.16Mg I
Al I1...-0.12+-0.243.02+-0.24-3.43+-0.24-0.12+-0.243.02+-0.24Al I
Si I1...1.05+-0.305.25+-0.30-2.26+-0.301.05+-0.305.25+-0.30Si I
K I2...0.28+-0.182.00+-0.18-3.03+-0.180.28+-0.182.00+-0.18K I
Ca I10...0.45+-0.173.48+-0.17-2.86+-0.170.45+-0.173.48+-0.17Ca I
Sc II5...-0.13+-0.140.01+-0.14-3.14+-0.140.17+-0.140.01+-0.14Sc II
Ti I18...0.04+-0.141.68+-0.14-3.27+-0.140.04+-0.141.68+-0.14Ti I
Ti II21...0.27+-0.142.21+-0.14-2.74+-0.140.57+-0.142.21+-0.14Ti II
V II2...-0.08+-0.230.83+-0.23-3.10+-0.230.21+-0.230.83+-0.23V II
Cr I9...-0.27+-0.142.06+-0.14-3.58+-0.14-0.27+-0.142.06+-0.14Cr I
Cr II3...0.17+-0.162.80+-0.16-2.84+-0.160.47+-0.162.80+-0.16Cr II
Mn I3...-0.58+-0.141.54+-0.14-3.89+-0.14-0.58+-0.141.54+-0.14Mn I
Mn II2...-0.97+-0.261.45+-0.26-3.98+-0.26-0.67+-0.261.45+-0.26Mn II
Fe I91-3.31+-0.15...4.19+-0.15-3.31+-0.15...4.19+-0.15Fe I
Fe II8-3.01+-0.15...4.49+-0.15-3.01+-0.15...4.49+-0.15Fe II
Co I5...-0.56+-0.291.13+-0.29-3.86+-0.29-0.55+-0.291.13+-0.29Co I
Ni I7...0.05+-0.182.97+-0.18-3.25+-0.180.06+-0.182.97+-0.18Ni I
Cu I1...<-0.61<0.27<-3.92<-0.61<0.27Cu I
Zn I3...0.62+-0.141.88+-0.14-2.68+-0.140.63+-0.141.88+-0.14Zn I
Rb I1...<2.01<1.22<-1.14<2.17<1.22Rb I
Sr II1...-0.36+-0.18-0.50+-0.18-3.37+-0.18-0.06+-0.18-0.50+-0.18Sr II
Y II4...-0.83+-0.17-1.63+-0.17-3.84+-0.17-0.53+-0.17-1.63+-0.17Y II
Zr II3...-0.08+-0.15-0.52+-0.15-3.10+-0.150.21+-0.15-0.52+-0.15Zr II
Ba II4...-0.55+-0.15-1.38+-0.15-3.56+-0.15-0.25+-0.15-1.38+-0.15Ba II
La II4...-0.69+-0.19-2.60+-0.19-3.70+-0.19-0.39+-0.19-2.60+-0.19La II
Ce II1...-0.63+-0.18-2.06+-0.18-3.64+-0.18-0.33+-0.18-2.06+-0.18Ce II
Pr II1...<0.04<-2.25<-2.97<0.34<-2.25Pr II
Nd II4...-0.42+-0.18-2.01+-0.18-3.43+-0.18-0.12+-0.18-2.01+-0.18Nd II
Sm II1...-0.50+-0.19-2.55+-0.19-3.51+-0.19-0.20+-0.19-2.55+-0.19Sm II
Eu II1...-0.62+-0.17-3.11+-0.17-3.63+-0.17-0.32+-0.17-3.11+-0.17Eu II
Gd II1...<-0.01<-1.95<-3.02<0.29<-1.95Gd II
Tb II2...<0.29<-2.42<-2.74<0.57<-2.42Tb II
Dy II1...<-0.82<-2.73<-3.83<-0.52<-2.73Dy II
Er II2...<-0.31<-2.40<-3.32<-0.01<-2.40Er II
Tm II1...<0.85<-2.06<-2.18<1.13<-2.06Tm II
Yb II1...-0.96+-0.21-3.05+-0.21-3.97+-0.21-0.66+-0.21-3.05+-0.21Yb II
Hf II2...<0.59<-1.57<-2.28<1.03<-1.57Hf II
Pb I1...<1.57<0.30<-1.74<1.57<0.30Pb I

Isotopic Ratio

12C/13C 5+-1

Binary Parameters

Vrad 145.6

Position

Right Ascension : 20 52 50.99 Declination : -34 19 40.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2013-4-21-9:34 2456403.898 MIKELCO 41000 85-350 1800 145.6

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 : 4320+-12 log g : 0.5+-0.1 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......<-0.41<-3.67<-0.36<-0.41Li I
CH1...0.55+-0.255.97-2.460.85+-0.255.97CH
NH1...1.18+-0.366.00-1.831.48+-0.366.00NH
O I3...1.11+-0.256.49-2.201.11+-0.256.49O I
Mg I5...0.56+-0.164.85-2.750.56+-0.164.85Mg I
Al I1...-0.12+-0.243.02-3.43-0.12+-0.243.02Al I
Si I1...1.05+-0.305.25-2.261.05+-0.305.25Si I
K I2...0.28+-0.182.00-3.030.28+-0.182.00K I
Ca I10...0.45+-0.173.48-2.860.45+-0.173.48Ca I
Sc II5...-0.13+-0.140.01-3.140.17+-0.140.01Sc II
Ti I18...0.04+-0.141.68-3.270.04+-0.141.68Ti I
Ti II21...0.27+-0.142.21-2.740.57+-0.142.21Ti II
V II2...-0.08+-0.230.83-3.100.21+-0.230.83V II
Cr I9...-0.27+-0.142.06-3.58-0.27+-0.142.06Cr I
Cr II3...0.17+-0.162.80-2.840.47+-0.162.80Cr II
Mn I3...-0.58+-0.141.54-3.89-0.58+-0.141.54Mn I
Mn II2...-0.97+-0.261.45-3.98-0.67+-0.261.45Mn II
Fe I91-3.31+-0.15...4.19-3.31+-0.15...4.19Fe I
Fe II8-3.01+-0.15...4.49-3.01+-0.15...4.49Fe II
Co I5...-0.56+-0.291.13-3.86-0.55+-0.291.13Co I
Ni I7...0.05+-0.182.97-3.250.06+-0.182.97Ni I
Cu I1...<-0.61<0.27<-3.92<-0.61<0.27Cu I
Zn I3...0.62+-0.141.88-2.680.63+-0.141.88Zn I
Rb I1...<2.01<1.22<-1.14<2.17<1.22Rb I
Sr II1...-0.36+-0.18-0.50-3.37-0.06+-0.18-0.50Sr II
Y II4...-0.83+-0.17-1.63-3.84-0.53+-0.17-1.63Y II
Zr II3...-0.08+-0.15-0.52-3.100.21+-0.15-0.52Zr II
Ba II4...-0.55+-0.15-1.38-3.56-0.25+-0.15-1.38Ba II
La II4...-0.69+-0.19-2.60-3.70-0.39+-0.19-2.60La II
Ce II1...-0.63+-0.18-2.06-3.64-0.33+-0.18-2.06Ce II
Pr II1...<0.04<-2.25<-2.97<0.34<-2.25Pr II
Nd II4...-0.42+-0.18-2.01-3.43-0.12+-0.18-2.01Nd II
Sm II1...-0.50+-0.19-2.55-3.51-0.20+-0.19-2.55Sm II
Eu II1...-0.62+-0.17-3.11-3.63-0.32+-0.17-3.11Eu II
Gd II1...<-0.01<-1.95<-3.02<0.29<-1.95Gd II
Tb II2...<0.29<-2.42<-2.74<0.57<-2.42Tb II
Dy II1...<-0.82<-2.73<-3.83<-0.52<-2.73Dy II
Er II2...<-0.31<-2.40<-3.32<-0.01<-2.40Er II
Tm II1...<0.85<-2.06<-2.18<1.13<-2.06Tm II
Yb II1...-0.96+-0.21-3.05-3.97-0.66+-0.21-3.05Yb II
Hf II2...<0.59<-1.57<-2.28<1.03<-1.57Hf II
Pb I1...<1.57<0.30<-1.74<1.57<0.30Pb I

Binary Parameters

Binarity Negative
Vrad 145.6

Position

Right Ascension : 20 52 50.99 Declination : -34 19 40.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2013-04-21-09:34 2456403.898 MIKELCO 41000 85-350 1800 145.6