CS22880-086

taken from 4 paper(s):

/D.K.Lai et al.(2004)/ /D.K.Lai et al.(2007)/ /D.K.Lai et al.(2008)/ /I.U.Roederer et al.(2014)/

D.K.Lai et al.,AJ, 128, 2402, 2004(ADS)

ABUNDANCES OF EXTREMELY METAL-POOR STAR CANDIDATES


Stellar Parameters

Teff : 5457 log g : 3.37

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
Mg IN/A...0.08...-2.360.065.24Mg I
Ca IN/A...-0.11...-2.51-0.093.83Ca I
Ti IIN/A...0.30...-2.050.372.90Ti II
Fe IN/A-2.42......-2.42...5.08Fe I
Ba IIN/A...-0.74...-3.21-0.79-1.03Ba II

Binary Parameters

Vrad -106

Position

Right Ascension : 20 45 47.53 Declination : -18 33 32.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1999-09-27 N/A KECKII 7000 150 600 N/A

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

Carbon and Strontium Abundances of Metal-poor Stars


Stellar Parameters

Teff : 5457 log g : 3.37

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+-0.26...-2.09+-0.260.16+-0.266.34+-0.26C
FeN/A-2.42......-2.25...5.25Fe
SrN/A...0.08...-2.31-0.060.56Sr
BaN/A...-0.74...-3.21-0.96-1.03Ba

Position

Right Ascension : 20 45 47.53 Declination : -18 33 32.3 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

D.K.Lai et al.,ApJ, 681, 1524, 2008(ADS)

Detailed Abundances for 28 Metal-poor Stars: Stellar Relics in the Milky Way


Stellar Parameters

Teff : 5188+-100 log g : 2.55+-0.2 vturb : 1.5+-0.2

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
C1...0.24+-0.19...-2.68+-0.190.33+-0.195.75+-0.19C
Mg4...0.29+-0.10...-2.74+-0.100.27+-0.104.86+-0.10Mg
Al2...-0.97+-0.08...-3.96+-0.08-0.95+-0.082.49+-0.08Al
Ca4...0.26+-0.06...-2.73+-0.060.28+-0.063.61+-0.06Ca
Sc II2...0.06+-0.07...-2.93+-0.070.08+-0.070.22+-0.07Sc II
Ti I4...0.23+-0.08...-2.71+-0.080.30+-0.082.24+-0.08Ti I
Ti II13...0.36+-0.06...-2.58+-0.060.43+-0.062.37+-0.06Ti II
Cr I2...-0.37+-0.08...-3.35+-0.08-0.34+-0.082.29+-0.08Cr I
Mn I4...-0.50+-0.14...-3.55+-0.14-0.54+-0.141.88+-0.14Mn I
Fe I78-3.01+-0.03......-3.01+-0.03...4.49+-0.03Fe I
Fe II9-3.03+-0.11......-3.03+-0.11...4.47+-0.11Fe II
Co3...0.47+-0.07...-2.61+-0.070.40+-0.072.38+-0.07Co
Ni3...0.16+-0.06...-2.82+-0.060.19+-0.063.40+-0.06Ni
Sr II2...-0.10+-0.07...-3.01+-0.070.00+-0.07-0.14+-0.07Sr II
Y II3...-0.27+-0.10...-3.25+-0.10-0.24+-0.10-1.04+-0.10Y II
Ba II2...-0.80+-0.10...-3.86+-0.10-0.85+-0.10-1.68+-0.10Ba II
Eu II1...<0.22...<-2.80<0.21<-2.28Eu II

Position

Right Ascension : 20 45 47.53 Declination : -18 33 32.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-06-06 N/A KECKHIRES 46000 71 7200 -114.0+-0.2

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 : 4960+-39 log g : 1.9+-0.15 vturb : 1.4+-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......0.74-2.520.760.74Li I
CH1...0.15+-0.255.33-3.100.18+-0.255.33CH
CN1...<1.57<6.15<-1.68<1.60<6.15CN
Mg I7...0.46+-0.154.78-2.820.46+-0.154.78Mg I
Al I1...-0.81+-0.262.36-4.09-0.81+-0.262.36Al I
Ca I13...0.42+-0.173.48-2.860.42+-0.173.48Ca I
Sc II5...-0.07+-0.15-0.17-3.32-0.04+-0.15-0.17Sc II
Ti I10...0.22+-0.151.89-3.060.22+-0.151.89Ti I
Ti II20...0.17+-0.151.86-3.090.19+-0.151.86Ti II
V II1...0.27+-0.250.95-2.980.30+-0.250.95V II
Cr I5...-0.28+-0.152.07-3.57-0.29+-0.152.07Cr I
Mn I4...-0.31+-0.171.84-3.59-0.31+-0.171.84Mn I
Mn II4...-0.36+-0.211.82-3.61-0.33+-0.211.82Mn II
Fe I108-3.28+-0.15...4.22-3.28+-0.15...4.22Fe I
Fe II6-3.25+-0.16...4.25-3.25+-0.16...4.25Fe II
Co I4...0.22+-0.191.93-3.060.22+-0.191.93Co I
Ni I6...0.17+-0.213.11-3.110.17+-0.213.11Ni I
Zn I2...<0.73<2.01<-2.55<0.73<2.01Zn I
Sr II2...-0.02+-0.25-0.40-3.270.01+-0.25-0.40Sr II
Y II2...-0.47+-0.19-1.51-3.72-0.44+-0.19-1.51Y II
Zr II1...-0.10+-0.17-0.77-3.35-0.07+-0.17-0.77Zr II
Nb II1...<2.28<0.49<-0.97<2.31<0.49Nb II
Mo I1...<1.35<-0.05<-1.93<1.35<-0.05Mo I
Tc I1......<0.11<0.11<3.39<0.11Tc I
Sn I1...<2.70<1.49<-0.58<2.70<1.49Sn I
Ba II2...-1.05+-0.16-2.12-4.30-1.02+-0.16-2.12Ba II
Ce II5...<0.47<-1.20<-2.78<0.50<-1.20Ce II
Pr II4...<0.96<-1.57<-2.29<0.99<-1.57Pr II
Nd II5...<0.29<-1.54<-2.96<0.32<-1.54Nd II
Sm II2...<1.03<-1.26<-2.22<1.06<-1.26Sm II
Eu II4...<0.18<-2.55<-3.07<0.21<-2.55Eu II
Gd II2...<1.19<-0.99<-2.06<1.22<-0.99Gd II
Tb II3...<1.39<-1.56<-1.88<1.40<-1.56Tb II
Dy II2...<0.56<-1.59<-2.69<0.59<-1.59Dy II
Ho II1...<1.28<-1.49<-1.96<1.32<-1.49Ho II
Er II3...<0.90<-1.43<-2.35<0.93<-1.43Er II
Tm II2...<1.36<-1.79<-1.91<1.37<-1.79Tm II
Yb II1...<0.09<-2.24<-3.16<0.12<-2.24Yb II
Hf II2...<1.58<-0.82<-1.53<1.75<-0.82Hf II
Pb I1...<2.19<0.95<-1.09<2.19<0.95Pb I
Th II2...<1.59<-1.60<-1.66<1.62<-1.60Th II

Binary Parameters

Vrad -112.2

Position

Right Ascension : 20 45 47.53 Declination : -18 33 32.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2003-06-22-07:58 2452812.837 MIKEBAADE 41000 60-180 7200 -112.2