CS22873-055

taken from 13 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)/ /M.Spite et al.(2012)/ /F.Spite et al.(2018)/

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 : 0.7 vturb : 2.2

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
CHN/A-3.96-0.984.56-3.87-0.894.56CH
[O I]N/A-2.470.526.30-2.390.596.30[O I]
Na I2-2.280.714.05-2.190.794.05Na I
Mg I7-2.57+-0.140.42+-0.145.01+-0.14-2.59+-0.140.39+-0.145.01+-0.14Mg I
Al I2-3.19-0.213.28-3.17-0.193.28Al I
Si I2-2.650.344.90-2.610.374.90Si I
K I1-2.520.472.60-2.430.552.60K I
Ca I16-2.64+-0.090.35+-0.093.72+-0.09-2.62+-0.090.36+-0.093.72+-0.09Ca I
Sc II7-2.97+-0.050.02+-0.050.20+-0.05-2.95+-0.050.03+-0.050.20+-0.05Sc II
Ti I13-2.83+-0.050.16+-0.052.19+-0.05-2.76+-0.050.22+-0.052.19+-0.05Ti I
Ti II29-2.85+-0.110.14+-0.112.17+-0.11-2.78+-0.110.20+-0.112.17+-0.11Ti II
Cr I7-3.35+-0.09-0.37+-0.092.32+-0.09-3.32+-0.09-0.34+-0.092.32+-0.09Cr I
Mn I3-3.41+-0.05-0.43+-0.051.98+-0.05-3.45+-0.05-0.47+-0.051.98+-0.05Mn I
Fe I145-2.98+-0.140.00+-0.144.52+-0.14-2.98+-0.140.00+-0.144.52+-0.14Fe I
Fe II17-2.99+-0.110.00+-0.114.51+-0.11-2.99+-0.110.00+-0.114.51+-0.11Fe II
Co I4-2.75+-0.090.24+-0.092.17+-0.09-2.82+-0.090.16+-0.092.17+-0.09Co I
Ni I3-2.95+-0.050.04+-0.053.30+-0.05-2.92+-0.050.06+-0.053.30+-0.05Ni I
Zn I1-2.730.261.87-2.690.291.87Zn I

Binary Parameters

Binarity Unknown

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2001-05 N/A VLT 47000 140 7200 N/A
2001-09 N/A VLT N/A N/A N/A 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 : 0.7 vturb : 2.2

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
Li IN/A......<-0.35<-3.61<-0.62<-0.35Li I
CN/A-3.72+-0.06......-3.63+-0.06-0.64+-0.064.80+-0.06C
NN/A-1.92......-1.831.166.00N
[O I]N/A-2.47......-2.420.576.27[O I]
FeN/A-2.99......-2.99...4.51Fe

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 19 53 49.79 Declination : -59 40 00.2 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 : 4540 log g : 0.40+-0.25 vturb : 3.25+-0.09

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...-0.58...-3.33-0.625.10C
NaN/A...0.14...-2.650.063.59Na
MgN/A...0.40...-2.500.215.10Mg
CaN/A...0.48...-2.380.333.96Ca
Fe IN/A-2.88......-2.71...4.79Fe I
Fe IIN/A-2.89......-2.72...4.78Fe II
NiN/A...-0.22...-3.07-0.363.15Ni
SrN/A...-0.74...-3.59-0.88-0.72Sr
BaN/A...-0.53...-3.46-0.75-1.28Ba
EuN/A...-0.12...-3.01-0.30-2.49Eu

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 0.7 vturb : 2.2

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
CN/A-3.62+-0.06......-3.53+-0.06-0.54+-0.064.90+-0.06C
NN/A-1.92+-0.20......-1.83+-0.201.16+-0.206.00+-0.20N
FeN/A-2.99......-2.99...4.51Fe

Isotopic Ratio

12C/13C 4+-2

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 0.7 vturb : 2.2

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
NaN/A-2.85+0.143.40-2.840.153.40Na
FeN/A-2.99......-2.99...4.51Fe

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 0.7 vturb : 2.2

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
AlN/A-3.02-0.033.45-3.00-0.013.45Al
FeN/A-2.99......-2.99...4.51Fe

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 0.7 vturb : 2.2

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-2.99......-2.99...4.51Fe
Ba3......-1.31-3.49-0.50-1.31Ba

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 0.7 vturb : 2.2

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
MgN/A......5.11-2.490.505.11Mg
KN/A......2.60-2.430.562.60K
FeN/A-2.99......-2.99...4.51Fe

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 0.7 vturb : 2.2

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
S I1......4.72+-0.10-2.40+-0.100.59+-0.104.72+-0.10S I
FeN/A-2.99......-2.99...4.51Fe

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 0.7 vturb : 2.2

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-2.99......-2.99...4.51Fe
Sr2...-0.48...-3.42-0.43-0.55Sr
Y9...-0.53...-3.49-0.50-1.28Y
Zr15...-0.17...-3.14-0.15-0.56Zr
Ba4...-0.45...-3.49-0.50-1.31Ba
La5...-0.47...-3.39-0.40-2.29La
CeN/A...<-0.09...<-3.08<-0.09<-1.50Ce
Pr1...-0.27...-3.27-0.28-2.55Pr
Nd2...-0.29...-3.20-0.21-1.78Nd
SmN/A...<+0.18...<-2.76<0.23<-1.80Sm
Eu1...-0.17...-3.17-0.18-2.65Eu
Gd2...-0.03...-2.970.02-1.90Gd
Dy3...-0.24...-3.19-0.20-2.09Dy
HoN/A...<-0.37...<-3.57<-0.58<-3.10Ho
Er2...-0.24...-3.22-0.23-2.30Er

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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

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 : 0.7 vturb : 2.2

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
CaN/A-2.470.52...-2.450.543.89Ca
FeN/A-2.99......-2.99...4.51Fe

Position

Right Ascension : 19 53 49.79 Declination : -59 40 00.2 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 : 0.7+-0.2 vturb : 2.2+-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-2.99......-2.99...4.51Fe
SrN/A...-0.33+-0.2-0.42+-0.2-3.29+-0.2-0.30+-0.2-0.42+-0.2Sr
YN/A...-0.49+-0.2-1.28+-0.2-3.49+-0.2-0.50+-0.2-1.28+-0.2Y
ZrN/A...-0.14+-0.2-0.56+-0.2-3.14+-0.2-0.15+-0.2-0.56+-0.2Zr
MoN/A...0.05+-0.25-1.00+-0.25-2.88+-0.250.11+-0.25-1.00+-0.25Mo
RuN/A......<-1.70<-3.45<-0.46<-1.70Ru
PdN/A...0.02+-0.25-1.30+-0.25-2.87+-0.250.12+-0.25-1.30+-0.25Pd
BaN/A...-0.50-1.31-3.49-0.50-1.31Ba
EuN/A...-0.19-2.65-3.17-0.18-2.65Eu

Position

Right Ascension : 19 53 49.78 Declination : -59 40 00.16 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 135 N/A N/A