CS29497-030

taken from 6 paper(s):

/T.Sivarani et al.(2004)/ /C.Sneden et al.(2003)/ /G.W.Preston and C. Sneden(2000)/ /I.I.Ivans et al.(2005)/ /J.A.Johnson et al.(2007)/ /I.U.Roederer et al.(2014)/

T.Sivarani et al.,AAP, 413, 1073, 2004(ADS)

First stars IV. CS 29497-030: Evidence for operation of the s-process at very low metallicity


Stellar Parameters

Teff : 6650 log g : 3.5 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<0.00<2.7...<-2.16<0.61<1.10Li I
C I22-0.01+-0.242.69+-0.24...0.08+-0.242.85+-0.248.51+-0.24C I
CHN/A-0.322.38...-0.232.548.20CH
CNN/A-0.821.88...-0.732.047.10CN
O I3-1.03+-0.11.67+-0.1...-0.98+-0.11.79+-0.17.71+-0.1O I
Na I2-2.18+-0.150.52+-0.15...-2.09+-0.150.68+-0.154.15+-0.15Na I
Mg I4-2.16+-0.210.54+-0.21...-2.18+-0.210.59+-0.215.42+-0.21Mg I
Mg II1-2.060.64...-2.080.695.52Mg II
Al I1-3.37-0.67...-3.35-0.583.10Al I
Si I1-2.75-0.05...-2.710.064.80Si I
Si II2-2.100.60...-2.060.715.45Si II
S I1-2.300.40...-2.090.685.03S I
K IN/A<-2.00<0.7...<-1.91<0.86<3.12K I
Ca I9-2.37+-0.170.33+-0.17...-2.35+-0.170.42+-0.173.99+-0.17Ca I
Sc II3-2.40+-0.050.30+-0.05...-2.38+-0.050.39+-0.050.77+-0.05Sc II
Ti I1-2.540.16...-2.470.302.48Ti I
Ti II19-2.41+-0.280.29+-0.28...-2.34+-0.280.43+-0.282.61+-0.28Ti II
Cr I6-2.87+-0.12-0.17+-0.12...-2.84+-0.12-0.07+-0.122.80+-0.12Cr I
Cr II4-2.75+-0.07-0.05+-0.07...-2.72+-0.070.05+-0.072.92+-0.07Cr II
Mn I3-2.89+-0.28-0.19+-0.28...-2.93+-0.28-0.16+-0.282.50+-0.28Mn I
Mn II2-2.87+-0.00-0.17+-0.00...-2.91+-0.00-0.14+-0.002.52+-0.00Mn II
Fe I55-2.77+-0.14-0.07+-0.14...-2.77+-0.14-0.07+-0.144.73+-0.14Fe I
Fe II5-2.70+-0.10-0.00+-0.10...-2.70+-0.10-0.00+-0.104.80+-0.10Fe II
Co I2-2.28+-0.100.42+-0.10...-2.35+-0.100.42+-0.102.64+-0.10Co I
Ni I11-2.91+-0.22-0.21+-0.22...-2.88+-0.22-0.11+-0.223.34+-0.22Ni I
Zn IN/A<-2.80<-0.10...<-2.76<0.01<1.80Zn I
Sr II2-1.86+-0.050.84+-0.05...-1.76+-0.051.01+-0.051.11+-0.05Sr II
Y II5-1.99+-0.070.71+-0.07...-1.96+-0.070.81+-0.070.25+-0.07Y II
Zr II3-1.27+-0.151.43+-0.15...-1.25+-0.151.52+-0.151.33+-0.15Zr II
Ba II6-0.53+-0.252.17+-0.25...-0.58+-0.252.19+-0.251.60+-0.25Ba II
La II11-0.60+-0.102.10+-0.10...-0.53+-0.102.24+-0.100.57+-0.10La II
Ce II4-0.56+-0.172.14+-0.17...-0.56+-0.172.21+-0.171.02+-0.17Ce II
Nd II8-0.85+-0.101.85+-0.10...-0.77+-0.102.00+-0.100.65+-0.10Nd II
Eu II6-1.26+-0.151.44+-0.15...-1.27+-0.151.50+-0.15-0.75+-0.15Eu II
Pb I10.853.55...0.763.532.80Pb I

Isotopic Ratio

12C/13C >10

Binary Parameters

Vrad 48.8

Position

Right Ascension : 00 40 47.93 Declination : -24 07 33.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2001-11-06 2452219.17 VLT 43000 65 1800 46.9

C.Sneden et al.,ApJ, 592, 504, 2003(ADS)

Binary Blue Metal-poor Stars: Evidence for Asymptotic Giant Branch Mass Transfer


Stellar Parameters

Teff : 7050 log g : 4.2 vturb : 1.75

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 I9...+2.11+-0.10...-0.06+-0.102.10+-0.108.37+-0.10C I
CHN/A...+2.17+-0.10...0.00+-0.102.16+-0.108.43+-0.10CH
O I3...+1.13+-0.09...-0.85+-0.091.31+-0.097.84+-0.09O I
Mg I3...+0.47+-0.12...-1.71+-0.120.45+-0.125.89+-0.12Mg I
Ca I3...+0.46+-0.23...-1.68+-0.230.48+-0.234.66+-0.23Ca I
Sc II3...+0.07+-0.34...-2.07+-0.340.09+-0.341.08+-0.34Sc II
Ti II13...+0.46+-0.14...-1.63+-0.140.53+-0.143.32+-0.14Ti II
Cr I1...-0.26...-2.39-0.233.25Cr I
Mn I3...<-0.14...<-2.34<-0.18<3.09Mn I
FeN/A-2.16......-2.16...5.34Fe
Sr II2...+1.15+-0.05...-0.91+-0.051.25+-0.051.96+-0.05Sr II
Ba II4...+2.45+-0.19...0.24+-0.192.40+-0.192.42+-0.19Ba II
La II2...+1.91+-0.21...-0.18+-0.211.98+-0.210.92+-0.21La II
Nd II2...+2.1...0.022.181.44Nd II
Eu II2...+1.7+-0.1...-0.47+-0.11.69+-0.10.05+-0.1Eu II
Pb I1...+3.75...1.613.773.65Pb I

Binary Parameters

Binarity Positive
Vrad +49.1
Period 342

Position

Right Ascension : 00 40 47.93 Declination : -24 07 33.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2452123.9 FRUTTI 30000 N/A N/A +48.3
2452124.9 FRUTTI 30000 N/A N/A +49.1

G.W.Preston et al.,AJ, 120, 1014, 2000(ADS)

What Are These Blue Metal-Poor Stars?


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
Fe15-2.16......-2.16...5.34Fe

Binary Parameters

Binarity Positive
Vrad 45.0
Period 346

Position

Right Ascension : 00 40 47.93 Declination : -24 07 33.9 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 2448812.852 FRUTTI 30000 10 N/A 45.6
N/A 2448824.806 FRUTTI 30000 10 N/A 43.5
N/A 2449197.877 FRUTTI 30000 10 N/A 41.6
N/A 2449575.836 FRUTTI 30000 10 N/A 41.0
N/A 2449584.766 FRUTTI 30000 10 N/A 40.7
N/A 2449588.647 FRUTTI 30000 10 N/A 40.8
N/A 2449935.813 FRUTTI 30000 10 N/A 41.0
N/A 2449938.84 FRUTTI 30000 10 N/A 40.1
N/A 2450288.877 FRUTTI 30000 10 N/A 42.8
N/A 2450292.834 FRUTTI 30000 10 N/A 41.8
N/A 2450616.858 FRUTTI 30000 10 N/A 40.4
N/A 2450646.867 FRUTTI 30000 10 N/A 42.6
N/A 2450705.793 FRUTTI 30000 10 N/A 45.9
N/A 2451001.855 FRUTTI 30000 10 N/A 42.2
N/A 2451035.838 FRUTTI 30000 10 N/A 44.9

I.I.Ivans et al.,ApJ, 627, L145, 2005(ADS)

Near-Ultraviolet Observations of CS 29497-030: New Constraints on Neutron-Capture Nucleosynthesis Processes


Stellar Parameters

Teff : 7000 log g : 4.1 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
CN/A...+2.47+-0.108.46+-0.100.03+-0.102.60+-0.108.46+-0.10C
NN/A...+2.12+-0.357.60+-0.35-0.23+-0.352.34+-0.357.60+-0.35N
O3...+1.48+-0.117.84+-0.11-0.85+-0.111.72+-0.117.84+-0.11O
Na1...+0.58+-0.304.34+-0.30-1.90+-0.300.67+-0.304.34+-0.30Na
Mg4...+0.44+-0.145.45+-0.14-2.15+-0.140.42+-0.145.45+-0.14Mg
Al1...<-0.07<3.83<-2.62<-0.05<3.83Al
Si1...+0.03+-0.305.01+-0.30-2.50+-0.300.07+-0.305.01+-0.30Si
K1...+1.07+-0.303.62+-0.30-1.41+-0.301.16+-0.303.62+-0.30K
Ca6...+0.47+-0.104.26+-0.10-2.08+-0.100.49+-0.104.26+-0.10Ca
Sc3...+0.67+-0.101.20+-0.10-1.95+-0.100.62+-0.101.20+-0.10Sc
Ti17...+0.64+-0.113.06+-0.11-1.89+-0.110.68+-0.113.06+-0.11Ti
Cr5...+0.03+-0.103.13+-0.10-2.51+-0.100.06+-0.103.13+-0.10Cr
Mn4...-0.35+-0.132.47+-0.13-2.96+-0.13-0.39+-0.132.47+-0.13Mn
FeN/A-2.57......-2.57...4.93Fe
Co1...<+1.67<4.02<-0.97<1.60<4.02Co
Ni2...+0.04+-0.103.72+-0.10-2.50+-0.100.07+-0.103.72+-0.10Ni
Ga1...<+1.32<1.63<-1.45<1.12<1.63Ga
Sr3...+1.34+-0.121.67+-0.12-1.20+-0.121.37+-0.121.67+-0.12Sr
Y13...+0.97+-0.100.64+-0.10-1.57+-0.101.00+-0.100.64+-0.10Y
Zr11...+1.40+-0.101.43+-0.10-1.15+-0.101.42+-0.101.43+-0.10Zr
Nb3...+1.67+-0.200.52+-0.20-0.94+-0.201.63+-0.200.52+-0.20Nb
Ag1...<+2.03<0.7<-0.50<2.07<0.7Ag
Ba3...+2.32+-0.111.88+-0.11-0.30+-0.112.27+-0.111.88+-0.11Ba
La15...+2.22+-0.100.80+-0.10-0.30+-0.102.27+-0.100.80+-0.10La
Ce20...+2.10+-0.101.08+-0.10-0.50+-0.102.07+-0.101.08+-0.10Ce
Nd17...+2.14+-0.101.02+-0.10-0.40+-0.102.17+-0.101.02+-0.10Nd
Eu6...+1.99+-0.10-0.07+-0.10-0.59+-0.101.98+-0.10-0.07+-0.10Eu
Gd5...+2.09+-0.100.64+-0.10-0.43+-0.102.14+-0.100.64+-0.10Gd
Dy7...+1.78+-0.100.31+-0.10-0.79+-0.101.78+-0.100.31+-0.10Dy
Ho4...+1.87+-0.20-0.19+-0.20-0.66+-0.201.91+-0.20-0.19+-0.20Ho
Er4...+2.08+-0.100.44+-0.10-0.48+-0.102.09+-0.100.44+-0.10Er
Yb2...+2.30+-0.180.81+-0.18-0.11+-0.182.46+-0.180.81+-0.18Yb
Hf5...+2.32+-0.150.63+-0.15-0.08+-0.152.49+-0.150.63+-0.15Hf
Os1...<+2.52<1.4<0.00<2.57<1.4Os
Ir1...<+2.52<1.3<-0.08<2.49<1.3Ir
Pt1...<+2.27<1.5<-0.12<2.45<1.5Pt
Pb3...+3.65+-0.132.93+-0.130.89+-0.133.46+-0.132.93+-0.13Pb

Position

Right Ascension : 00 40 47.93 Declination : -24 07 33.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004-0929 N/A KECKHIRES 40000 100-300 9x1800 N/A

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

A Search for Nitrogen-enhanced Metal-poor Stars


Stellar Parameters

Teff : 7163 log g : 4.20 vturb : 1.43

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...+2.00+-0.318.36+-0.30-0.07+-0.302.11+-0.318.36+-0.30C
NN/A...<2.14+-0.35<7.99+-0.36<0.16+-0.36<2.34+-0.35<7.99+-0.36N
Ca IN/A-1.85......-1.830.354.51Ca I
Ca IIN/A-1.90......-1.880.304.46Ca II
FeN/A-2.20+-0.24......-2.18+-0.24...5.32+-0.24Fe

Position

Right Ascension : 00 40 47.93 Declination : -24 07 33.9 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 134 3000 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 : 7000+-44 log g : 4+-0.39 vturb : 1.6+-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......<2.18<-1.08<1.44<2.18Li I
CH1...2.38+-0.258.28-0.152.37+-0.258.28CH
CN1...<2.40<7.70<-0.13<2.39<7.70CN
O I3...0.70+-0.056.86-1.830.69+-0.056.86O I
Mg I7...0.35+-0.085.43-2.170.35+-0.085.43Mg I
Al I1...-0.39+-0.103.54-2.91-0.39+-0.103.54Al I
Si I1...0.52+-0.195.51-2.000.52+-0.195.51Si I
Ca I6...0.46+-0.124.27-2.070.45+-0.124.27Ca I
Sc II4...0.45+-0.161.09-2.060.46+-0.161.09Sc II
Ti II14...0.46+-0.132.90-2.050.47+-0.132.90Ti II
Cr I2...0.01+-0.063.13-2.510.01+-0.063.13Cr I
Mn I2...-0.18+-0.112.73-2.70-0.18+-0.112.73Mn I
Fe I37-2.52+-0.08...4.98-2.52+-0.08...4.98Fe I
Fe II4-2.52+-0.16...4.98-2.52+-0.16...4.98Fe II
Ni I2...0.28+-0.193.98-2.240.28+-0.193.98Ni I
Zn I2...<0.86<2.90<-1.66<0.86<2.90Zn I
Rb I1...<3.27<3.27<0.91<3.43<3.27Rb I
Sr II2...1.30+-0.051.65-1.221.30+-0.051.65Sr II
Y II2...0.63+-0.180.33-1.880.64+-0.180.33Y II
Zr II2...1.37+-0.161.44-1.141.38+-0.161.44Zr II
Nb II1...<3.04<1.98<0.52<3.04<1.98Nb II
Mo I1...<2.81<2.17<0.29<2.81<2.17Mo I
Tc I1......<2.59<2.59<5.11<2.59Tc I
Ba II3...2.75+-0.082.410.232.75+-0.082.41Ba II
La II4...2.18+-0.150.77-0.332.19+-0.150.77La II
Ce II2...2.00+-0.181.07-0.512.01+-0.181.07Ce II
Nd II1...<2.20<1.10<-0.32<2.20<1.10Nd II
Sm II1...2.09+-0.180.53-0.432.09+-0.180.53Sm II
Eu II3...1.70+-0.17-0.29-0.811.71+-0.17-0.29Eu II
Gd II1...2.41+-0.210.96-0.112.41+-0.210.96Gd II
Tb II3...<2.89<0.67<0.35<2.87<0.67Tb II
Dy II1...1.80+-0.230.38-0.721.80+-0.230.38Dy II
Ho II2...<2.18<0.14<-0.33<2.19<0.14Ho II
Er II1...1.97+-0.310.37-0.551.97+-0.310.37Er II
Tm II2...<2.68<0.26<0.14<2.66<0.26Tm II
Yb II1...2.28+-0.130.68-0.242.28+-0.130.68Yb II
Hf II2...<2.96<1.29<0.58<3.10<1.29Hf II
Pb I1...3.62+-0.073.141.103.62+-0.073.14Pb I
Th II2...<3.00<0.54<0.48<3.00<0.54Th II

Binary Parameters

Binarity Positive
Vrad 45

Position

Right Ascension : 00 40 47.93 Declination : -24 07 33.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2004-06-22-09:50 2453178.91 MIKELCO 41000 60-115 200 48.9
2005-08-21-10:05 2453603.925 MIKELCO 41000 60-115 900 45.5