CS22873-166

taken from 15 paper(s):

/R.Cayrel et al.(2004)/ /M.Spite et al.(2005)/ /A.McWilliam et al.(1995)/ /A.McWilliam et al.(1995)/ /M.Spite et al.(2006)/ /S.M.Andrievsky et al.(2007)/ /S.M.Andrievsky et al.(2008)/ /S.M.Andrievsky et al.(2009)/ /S.M.Andrievsky et al.(2010)/ /M.Spite et al.(2011)/ /P.Francois et al.(2007)/ /J.K.Hollek et al.(2011)/ /M.Spite et al.(2012)/ /F.Spite et al.(2018)/ /K.A.Venn et al.(2004)/

R.Cayrel et al.,AAP, 416, 1117, 2004(ADS)

First stars V - Abundance patterns from C to Zn and supernova yields in the early Galaxy


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
CHN/A-3.12-0.155.40-3.03-0.115.40CH
CNN/A-1.921.056.00-1.831.096.00CN
Na I2-2.640.333.69-2.550.373.69Na I
Mg I7-2.44+-0.180.52+-0.185.14+-0.18-2.46+-0.180.46+-0.185.14+-0.18Mg I
Al I2-3.36-0.403.11-3.34-0.423.11Al I
Si I1-2.550.425.00-2.510.415.00Si I
K I1-2.460.512.66-2.370.552.66K I
Ca I16-2.60+-0.100.36+-0.103.76+-0.10-2.58+-0.100.34+-0.103.76+-0.10Ca I
Sc II7-2.89+-0.100.08+-0.100.28+-0.10-2.87+-0.100.05+-0.100.28+-0.10Sc II
Ti I14-2.77+-0.090.20+-0.092.25+-0.09-2.70+-0.090.22+-0.092.25+-0.09Ti I
Ti II30-2.77+-0.130.20+-0.132.25+-0.13-2.70+-0.130.22+-0.132.25+-0.13Ti II
Cr I7-3.47+-0.12-0.51+-0.122.36+-0.12-3.28+-0.12-0.36+-0.122.36+-0.12Cr I
Mn I3-3.28+-0.06-0.32+-0.061.92+-0.06-3.51+-0.06-0.59+-0.061.92+-0.06Mn I
Fe I143-2.92+-0.190.04+-0.194.58+-0.19-2.92+-0.190.04+-0.194.58+-0.19Fe I
Fe II18-3.01+-0.11-0.04+-0.114.49+-0.11-3.01+-0.11-0.04+-0.114.49+-0.11Fe II
Co I4-2.80+-0.130.17+-0.132.12+-0.13-2.87+-0.130.05+-0.132.12+-0.13Co I
Ni I3-3.05+-0.10-0.09+-0.103.20+-0.10-3.02+-0.10-0.10+-0.103.20+-0.10Ni I
Zn I1-2.790.181.81-2.750.171.81Zn I

Binary Parameters

Binarity Unknown

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2000-10 N/A VLT 47000 160 5400 N/A

M.Spite et al.,AAP, 430, 655, 2005(ADS)

First stars VI - Abundances of C, N, O, Li, and mixing in extremely metal-poor giants. Galactic evolution of the light elements


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
Li IN/A......<-0.55<-3.81<-0.84<-0.55Li I
CN/A-3.10+-0.08......-3.01+-0.08-0.04+-0.085.42+-0.08C
NN/A-1.92......-1.831.146.00N
FeN/A-2.97......-2.97...4.53Fe

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 47000 30 N/A N/A

A.McWilliam et al.,AJ, 109, 2736, 1995(ADS)

A Spectroscopic Analysis of 33 of the Most Metal-Poor Stars.I.


Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 FRUTTI 22000 N/A N/A N/A

A.McWilliam et al.,AJ, 109, 2757, 1995(ADS)

Spectroscopic Analysis of 33 of the Most Metal Poor Stars. II.


Stellar Parameters

Teff : 4480 log g : 0.80+-0.25 vturb : 3.01+-0.10

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...-0.21...-2.98-0.255.45C
NaN/A...0.19...-2.620.113.62Na
MgN/A...0.65...-2.270.465.33Mg
CaN/A...0.37...-2.510.223.83Ca
Fe IN/A-2.90......-2.73...4.77Fe I
Fe IIN/A-2.90......-2.73...4.77Fe II
NiN/A...-0.23...-3.10-0.373.12Ni
SrN/A...-0.28...-3.15-0.42-0.28Sr
BaN/A...-0.77...-3.72-0.99-1.54Ba

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 FRUTTI 22000 N/A N/A N/A

M.Spite et al.,AAP, 455, 291, 2006(ADS)

First stars IX - Mixing in extremely metal-poor giants. Variation of the 12C/13C, [Na/Mg] and [Al/Mg] ratios


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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-3.10+-0.08......-3.01+-0.08-0.04+-0.085.42+-0.08C
NN/A-1.92+-0.20......-1.83+-0.201.14+-0.206.00+-0.20N
FeN/A-2.97......-2.97...4.53Fe

Isotopic Ratio

12C/13C 5+-2

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 47000 130 N/A N/A

S.M.Andrievsky et al.,AAP, 464, 1081, 2007(ADS)

NLTE determination of the sodium abundance in a homogeneous sample of extremely metal-poor stars


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
NaN/A-3.05-0.083.20-3.04-0.073.20Na
FeN/A-2.97......-2.97...4.53Fe

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 43000 200 N/A N/A

S.M.Andrievsky et al.,AAP, 481, 481, 2008(ADS)

NLTE determination of the aluminium abundance in a homogeneous sample of extremely metal-poor stars


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
AlN/A-3.02-0.053.45-3.00-0.033.45Al
FeN/A-2.97......-2.97...4.53Fe

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 47000 120 N/A N/A

S.M.Andrievsky et al.,AAP, 494, 1083, 2009(ADS)

Evolution of the barium abundance in the early Galaxy from a NLTE analysis of the Ba lines in a homogeneous sample of EMP stars


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
FeN/A-2.97......-2.97...4.53Fe
Ba3......-1.54-3.72-0.75-1.54Ba

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 45000 130 N/A N/A

S.M.Andrievsky et al.,AAP, 509, A88, 2010(ADS)

Non-LTE abundances of Mg and K in extremely metal-poor stars and the evolution of [O/Mg], [Na/Mg], [Al/Mg], and [K/Mg] in the Milky Way


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
MgN/A......5.27-2.330.645.27Mg
KN/A......2.71-2.320.652.71K
FeN/A-2.97......-2.97...4.53Fe

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 45000 120 N/A N/A

M.Spite et al.,AAP, 528, A9, 2011(ADS)

First stars. XIV. Sulfur abundances in extremely metal-poor stars


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
S I3......4.70+-0.10-2.42+-0.100.55+-0.104.70+-0.10S I
FeN/A-2.97......-2.97...4.53Fe

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 43000 180 N/A N/A

P.Francois et al.,AAP, 476, 935, 2007(ADS)

First stars. VIII. Enrichment of the neutron-capture elements in the early Galaxy


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
FeN/A-2.97......-2.97...4.53Fe
Sr2...+0.13...-2.790.180.08Sr
Y9...-0.13...-3.07-0.10-0.86Y
Zr15...+0.20...-2.750.22-0.17Zr
Ba4...-0.70...-3.72-0.75-1.54Ba
La3...-0.77...-3.67-0.70-2.57La
Ce2...-0.34...-3.31-0.34-1.73Ce
Pr1...-0.04...-3.02-0.05-2.30Pr
Nd3...-0.25...-3.14-0.17-1.72Nd
SmN/A...<-0.04...<-2.96<0.01<-2.00Sm
Eu1...-0.30...-3.28-0.31-2.76Eu
GdN/A...<-0.55...<-3.47<-0.50<-2.40Gd
DyN/A...<-0.87...<-3.80<-0.83<-2.70Dy
HoN/A...<-0.69...<-3.87<-0.90<-3.40Ho
Er1...-0.36...-3.32-0.35-2.40Er

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 47000 >50 N/A N/A

J.K.Hollek et al.,ApJ, 742, 54, 2011(ADS)

The Chemical Abundances of Stars in the Halo (CASH) Project. II. A Sample of 14 Extremely Metal-poor Stars


Stellar Parameters

Teff : 4375 log g : 0.20 vturb : 2.80

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......<0.69+-0.15<-2.57+-0.15<0.57+-0.15<0.69+-0.15Li I
CN/A...0.03+-0.205.32+-0.20-3.11+-0.200.03+-0.205.32+-0.20C
Mg I6...0.75+-0.115.21+-0.11-2.39+-0.110.75+-0.115.21+-0.11Mg I
Al I1...-0.55+-0.152.76+-0.15-3.69+-0.15-0.55+-0.152.76+-0.15Al I
Si I1...0.64+-0.155.01+-0.15-2.50+-0.150.64+-0.155.01+-0.15Si I
Ca I23...0.43+-0.133.63+-0.13-2.71+-0.130.43+-0.133.63+-0.13Ca I
Sc II12...0.00+-0.100.01+-0.10-3.14+-0.100.00+-0.100.01+-0.10Sc II
Ti I27...0.15+-0.091.96+-0.09-2.99+-0.090.15+-0.091.96+-0.09Ti I
Ti II39...0.22+-0.112.01+-0.11-2.94+-0.110.20+-0.112.01+-0.11Ti II
Cr I13...-0.23+-0.052.27+-0.05-3.37+-0.05-0.23+-0.052.27+-0.05Cr I
Cr II2...0.34+-0.082.66+-0.08-2.98+-0.080.16+-0.082.66+-0.08Cr II
Mn I6...-0.41+-0.081.88+-0.08-3.55+-0.08-0.41+-0.081.88+-0.08Mn I
FeN/A-3.14......-3.14...4.36Fe
Co I8...-0.01+-0.211.84+-0.21-3.15+-0.21-0.01+-0.211.84+-0.21Co I
Ni I11...0.14+-0.143.22+-0.14-3.00+-0.140.14+-0.143.22+-0.14Ni I
Zn I2...0.37+-0.151.79+-0.15-2.77+-0.150.37+-0.151.79+-0.15Zn I
Sr II2...-0.45+-0.15-0.72+-0.15-3.59+-0.15-0.45+-0.15-0.72+-0.15Sr II
Y II2...-0.69+-0.15-1.62+-0.15-3.83+-0.15-0.69+-0.15-1.62+-0.15Y II
Zr II1...0.07+-0.15-0.49+-0.15-3.07+-0.150.07+-0.15-0.49+-0.15Zr II
Ba II4...-0.84+-0.15-1.80+-0.15-3.98+-0.15-0.84+-0.15-1.80+-0.15Ba II
La II1...-0.43+-0.15-2.47+-0.15-3.57+-0.15-0.43+-0.15-2.47+-0.15La II
Eu II1...-0.31+-0.15-2.93+-0.15-3.45+-0.15-0.31+-0.15-2.93+-0.15Eu II

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2009-07-27 N/A MIKELCO 35000 53 120 -16.2

M.Spite et al.,AAP, 541, A143, 2012(ADS)

NLTE determination of the calcium abundance and 3D corrections in extremely metal-poor stars


Stellar Parameters

Teff : 4550 log g : 0.9 vturb : 2.1

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
CaN/A-2.440.53...-2.420.553.92Ca
FeN/A-2.97......-2.97...4.53Fe

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 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 VLT 45000 150 N/A N/A

F.Spite et al.,AAP, 611, A30, 2018(ADS)

Abundance patterns of the light neutron-capture elements in very and extremely metal-poor stars


Stellar Parameters

Teff : 4550+-100 log g : 0.9+-0.2 vturb : 2.1+-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
FeN/A-2.97......-2.97...4.53Fe
SrN/A...0.02+-0.2-0.05+-0.2-2.92+-0.20.05+-0.2-0.05+-0.2Sr
YN/A...-0.09+-0.2-0.86+-0.2-3.07+-0.2-0.10+-0.2-0.86+-0.2Y
ZrN/A...0.23+-0.2-0.17+-0.2-2.75+-0.20.22+-0.2-0.17+-0.2Zr
MoN/A...0.33+-0.25-0.70+-0.25-2.58+-0.250.39+-0.25-0.70+-0.25Mo
RuN/A...-0.01+-0.25-1.20+-0.25-2.95+-0.250.02+-0.25-1.20+-0.25Ru
PdN/A...0.00+-0.25-1.30+-0.25-2.87+-0.250.10+-0.25-1.30+-0.25Pd
BaN/A...-0.75-1.54-3.72-0.75-1.54Ba
EuN/A...-0.32-2.76-3.28-0.31-2.76Eu

Position

Right Ascension : 20 19 22.03 Declination : -61 30 15.12 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 VLT 47000 130 N/A N/A

K.A.Venn et al.,AJ, 128, 1177, 2004(ADS)

Stellar Chemical Signatures and Hierarchical Galaxy Formation


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
NaN/A...0.19...-2.620.283.62Na
MgN/A...0.65...-2.270.635.33Mg
CaN/A...0.37...-2.510.393.83Ca
TiN/A...0.26...-2.570.332.38Ti
FeN/A-2.9......-2.90...4.60Fe
NiN/A...-0.23...-3.10-0.203.12Ni
YN/A...-0.16...-3.03-0.13-0.82Y
BaN/A...-1.42...-4.37-1.47-2.19Ba

Position

Right Ascension : 20 19 22.04 Declination : -61 30 15.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log