CS22949-048

taken from 6 paper(s):

/A.McWilliam et al.(1995)/ /A.McWilliam et al.(1995)/ /D.K.Lai et al.(2007)/ /M.Spite et al.(2011)/ /I.U.Roederer et al.(2014)/ /K.A.Venn et al.(2004)/

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

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


Position

Right Ascension : 23 26 07.40 Declination : -05 50 08.0 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 : 4750 log g : 1.10+-0.27 vturb : 2.30+-0.08

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...0.16...-2.880.125.55C
NaN/A...0.08...-3.000.003.24Na
MgN/A...0.22...-2.970.034.63Mg
CaN/A...0.35...-2.800.203.54Ca
Fe IN/A-3.17......-3.00...4.50Fe I
Fe IIN/A-3.16......-2.99...4.51Fe II
NiN/A...0.24...-2.900.103.32Ni
SrN/A...-1.48...-4.62-1.62-1.75Sr

Position

Right Ascension : 23 26 07.40 Declination : -05 50 08.0 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

D.K.Lai et al.,ApJ, 667, 1185, 2007(ADS)

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 4828 log g : 1.81

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...-0.20+-0.19...-2.97+-0.19-0.24+-0.195.46+-0.19C
FeN/A-2.90......-2.73...4.77Fe
SrN/A...-1.10...-3.97-1.24-1.10Sr
BaN/A...<-1.38...<-4.33<-1.60<-2.15Ba

Position

Right Ascension : 23 26 07.40 Declination : -05 50 08.0 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 KECKII 7000 N/A 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 : 4800 log g : 1.5 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
S I2......4.42+-0.15-2.70+-0.150.55+-0.154.42+-0.15S I
FeN/A-3.25......-3.25...4.25Fe

Position

Right Ascension : 23 26 07.40 Declination : -05 50 08.0 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

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 : 4620+-35 log g : 0.95+-0.14 vturb : 1.7+-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......0.44-2.820.730.44Li I
CH1...0.00+-0.255.05-3.380.17+-0.255.05CH
NH1...0.85+-0.365.30-2.531.02+-0.365.30NH
O I3...<1.71<6.85<-1.84<1.71<6.85O I
Mg I9...0.40+-0.164.45-3.150.40+-0.164.45Mg I
Al I1...-0.80+-0.282.10-4.35-0.80+-0.282.10Al I
Si I2...0.80+-0.224.76-2.750.80+-0.224.76Si I
Ca I12...0.38+-0.173.17-3.170.38+-0.173.17Ca I
Sc II8...-0.11+-0.15-0.33-3.480.07+-0.15-0.33Sc II
Ti I15...0.24+-0.151.64-3.310.24+-0.151.64Ti I
Ti II33...0.25+-0.151.83-3.120.43+-0.151.83Ti II
V I1...-0.11+-0.180.27-3.66-0.11+-0.180.27V I
V II2...0.07+-0.250.63-3.300.25+-0.250.63V II
Cr I8...-0.15+-0.151.94-3.70-0.15+-0.151.94Cr I
Cr II1...0.19+-0.162.46-3.180.37+-0.162.46Cr II
Mn I5...-0.03+-0.151.85-3.58-0.03+-0.151.85Mn I
Mn II3...-0.08+-0.211.98-3.450.10+-0.211.98Mn II
Fe I112-3.55+-0.15...3.95-3.55+-0.15...3.95Fe I
Fe II11-3.37+-0.16...4.13-3.37+-0.16...4.13Fe II
Co I9...0.04+-0.221.48-3.510.04+-0.221.48Co I
Ni I8...0.33+-0.213.00-3.220.33+-0.213.00Ni I
Zn I2...0.88+-0.141.89-2.670.88+-0.141.89Zn I
Rb I1...<2.91<1.88<-0.48<3.07<1.88Rb I
Sr II2...-1.38+-0.19-1.88-4.75-1.20+-0.19-1.88Sr II
Y II2...-1.38+-0.23-2.54-4.75-1.20+-0.23-2.54Y II
Nb II1...<1.92<0.01<-1.45<2.10<0.01Nb II
Mo I1...<1.23<-0.44<-2.32<1.23<-0.44Mo I
Tc I1......<-0.45<-0.45<3.10<-0.45Tc I
Ba II1...-1.63+-0.15-2.82-5.00-1.45+-0.15-2.82Ba II
Ce II3...<-0.02<-1.81<-3.39<0.16<-1.81Ce II
Pr II4...<0.37<-2.28<-3.00<0.55<-2.28Pr II
Nd II5...<-0.14<-2.09<-3.51<0.04<-2.09Nd II
Sm II2...<0.50<-1.91<-2.87<0.68<-1.91Sm II
Eu II4...<-0.28<-3.13<-3.65<-0.10<-3.13Eu II
Gd II3...<0.84<-1.46<-2.53<1.02<-1.46Gd II
Tb II2...<1.05<-2.02<-2.34<1.21<-2.02Tb II
Er II3...<0.41<-2.04<-2.96<0.59<-2.04Er II
Tm II2...<0.97<-2.30<-2.42<1.13<-2.30Tm II
Yb II1...<-0.76<-3.21<-4.13<-0.58<-3.21Yb II
Hf II1...<1.29<-1.23<-1.94<1.61<-1.23Hf II
Ir I1...<1.52<-0.65<-2.03<1.52<-0.65Ir I
Pb I1...<1.72<0.21<-1.83<1.72<0.21Pb I
Th II3...<1.06<-2.25<-2.31<1.24<-2.25Th II

Binary Parameters

Binarity Negative
Vrad -160.8

Position

Right Ascension : 23 26 07.40 Declination : -05 50 08.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2006-08-06-07:23 2453953.812 MIKELCO 41000 65-120 2600 -160.8

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...0.08...-3.000.173.24Na
MgN/A...0.22...-2.970.204.63Mg
CaN/A...0.35...-2.800.373.54Ca
TiN/A...0.36...-2.740.432.21Ti
FeN/A-3.17......-3.17...4.33Fe
NiN/A...0.24...-2.900.273.32Ni

Position

Right Ascension : 23 26 07.40 Declination : -05 50 08.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log