CS22873-128

taken from 4 paper(s):

/A.McWilliam et al.(1995)/ /A.McWilliam et al.(1995)/ /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 : 20 07 03.79 Declination : -58 34 57.5 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 : 4960 log g : 2.10+-0.25 vturb : 1.94+-0.07

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...0.07...-2.680.035.75C
NaN/A...-0.14...-2.93-0.223.31Na
MgN/A...0.52...-2.380.335.22Mg
CaN/A...0.49...-2.370.343.97Ca
Fe IN/A-2.88......-2.71...4.79Fe I
Fe IIN/A-2.88......-2.71...4.79Fe II
NiN/A...0.23...-2.620.093.60Ni
SrN/A...-0.44...-3.29-0.58-0.42Sr
BaN/A...-1.27...-4.20-1.49-2.02Ba

Position

Right Ascension : 20 07 03.79 Declination : -58 34 57.5 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

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 : 4710+-34 log g : 1.2+-0.14 vturb : 1.65+-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......0.78-2.480.840.78Li I
CH1...0.05+-0.255.23-3.200.12+-0.255.23CH
NH1...<-0.13<4.45<-3.38<-0.06<4.45NH
O I4...<1.35<6.72<-1.97<1.35<6.72O I
Na I1...-0.11+-0.272.81-3.43-0.11+-0.272.81Na I
Mg I7...0.66+-0.154.95-2.650.67+-0.154.95Mg I
Al I1...-0.60+-0.302.53-3.92-0.60+-0.302.53Al I
Si I2...<1.41<5.60<-1.91<1.41<5.60Si I
K I1...0.77+-0.182.48-2.550.77+-0.182.48K I
Ca I11...0.48+-0.173.51-2.830.49+-0.173.51Ca I
Sc II6...0.18+-0.150.08-3.070.25+-0.150.08Sc II
Ti I15...0.24+-0.141.87-3.080.24+-0.141.87Ti I
Ti II24...0.21+-0.151.92-3.030.29+-0.151.92Ti II
V I1...0.04+-0.170.65-3.280.04+-0.170.65V I
V II2...0.19+-0.240.88-3.050.27+-0.240.88V II
Cr I7...-0.30+-0.152.03-3.61-0.29+-0.152.03Cr I
Cr II1...0.23+-0.162.63-3.010.31+-0.162.63Cr II
Mn I6...-0.40+-0.161.72-3.71-0.39+-0.161.72Mn I
Mn II4...-0.52+-0.211.67-3.76-0.44+-0.211.67Mn II
Fe I103-3.32+-0.14...4.18-3.32+-0.14...4.18Fe I
Fe II11-3.24+-0.16...4.26-3.24+-0.16...4.26Fe II
Co I7...0.00+-0.221.67-3.320.00+-0.221.67Co I
Ni I9...0.15+-0.243.05-3.170.15+-0.243.05Ni I
Zn I2...0.37+-0.161.62-2.940.38+-0.161.62Zn I
Rb I1...<2.79<1.99<-0.37<2.95<1.99Rb I
Sr II2...-0.50+-0.25-0.87-3.74-0.42+-0.25-0.87Sr II
Y II2...-0.93+-0.18-1.97-4.18-0.86+-0.18-1.97Y II
Zr II2...-0.36+-0.19-1.02-3.60-0.28+-0.19-1.02Zr II
Nb II1...<1.75<-0.03<-1.49<1.83<-0.03Nb II
Mo I1...<1.07<-0.37<-2.25<1.07<-0.37Mo I
Tc I1......<-0.08<-0.08<3.24<-0.08Tc I
Sn I1...<2.25<1.00<-1.07<2.25<1.00Sn I
Ba II1...-1.45+-0.15-2.51-4.69-1.37+-0.15-2.51Ba II
Ce II5...<-0.05<-1.71<-3.29<0.03<-1.71Ce II
Pr II4...<0.44<-2.08<-2.80<0.52<-2.08Pr II
Nd II5...<0.01<-1.81<-3.23<0.09<-1.81Nd II
Sm II2...<0.51<-1.77<-2.73<0.59<-1.77Sm II
Eu II4...<-0.34<-3.06<-3.58<-0.26<-3.06Eu II
Gd II3...<0.86<-1.31<-2.38<0.94<-1.31Gd II
Tb II3...<0.95<-1.99<-2.31<1.01<-1.99Tb II
Dy II3...<0.18<-1.96<-3.06<0.26<-1.96Dy II
Ho II1...<0.47<-2.29<-2.76<0.56<-2.29Ho II
Er II2...<0.44<-1.88<-2.80<0.52<-1.88Er II
Tm II2...<0.81<-2.33<-2.45<0.87<-2.33Tm II
Yb II1...<-0.82<-3.14<-4.06<-0.74<-3.14Yb II
Hf II2...<1.34<-1.05<-1.76<1.56<-1.05Hf II
Pb I1...<1.65<0.37<-1.67<1.65<0.37Pb I

Binary Parameters

Binarity Negative
Vrad 205.7

Position

Right Ascension : 20 07 03.79 Declination : -58 34 57.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2006-08-03-01:49 2453950.58 MIKELCO 41000 70-115 1400 205.7

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...-0.14...-2.93-0.053.31Na
MgN/A...0.52...-2.380.505.22Mg
CaN/A...0.49...-2.370.513.97Ca
TiN/A...0.34...-2.470.412.48Ti
FeN/A-2.88......-2.88...4.62Fe
NiN/A...0.23...-2.620.263.60Ni
YN/A...-0.47...-3.32-0.44-1.11Y
BaN/A...-0.95...-3.88-1.00-1.70Ba

Position

Right Ascension : 20 07 03.79 Declination : -58 34 57.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log