A0188

Bibliography Data

Title Chemical Substructure in the Milky Way Halo: A New Population of Old Stars
ADS I.I.Ivans et al.,ApJ, 592, 906, 2003
Authors I. I. Ivans, C. Sneden, C. R. James, G. W. Preston, J. P. Fulbright, P. A. Hoflich, B. W. Carney, J. C. Wheeler

Milky Way

List of objects (6 stars)

S: Find this object in SIMBAD
O: Find this object in Other papers

Name Comment SIMBAD Object
BD+24_1676 N/A S O
BD+80_245 N/A S O
BPS CS22941-012 N/A S O
BPS CS22966-043 N/A S O
G 4-36 N/A S O
G 84-29 N/A S O

BD+24_1676

Stellar Parameters

Teff : 6250 log g : 3.45 vturb : 1.20

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......2.45-0.811.672.45Li I
O I3...+0.87+-0.16...-1.39+-0.161.09+-0.167.30+-0.16O I
Na I2...-0.20+-0.05...-2.61+-0.05-0.13+-0.053.63+-0.05Na I
Mg I3...+0.49+-0.24...-2.03+-0.240.45+-0.245.57+-0.24Mg I
Al IN/A...<+1.08...<-1.40<1.08<5.05Al I
Si IN/A...<+0.78...<-1.68<0.80<5.83Si I
K IN/A...<+0.87...<-1.54<0.94<3.49K I
Ca I14...+0.43+-0.09...-2.05+-0.090.43+-0.094.29+-0.09Ca I
Sc IN/A...<+3.31...<0.75<3.23<3.90Sc I
Sc II2...+0.37+-0.14...-2.19+-0.140.29+-0.140.96+-0.14Sc II
Ti I4...+0.46+-0.09...-2.00+-0.090.48+-0.092.95+-0.09Ti I
Ti II6...+0.34+-0.15...-2.12+-0.150.36+-0.152.83+-0.15Ti II
V IN/A...<+2.16...<-0.27<2.21<3.66V I
Cr I7...+0.02+-0.27...-2.45+-0.270.03+-0.273.19+-0.27Cr I
Cr IIN/A...<+0.87...<-1.60<0.88<4.04Cr II
Mn I1...+0.41...-2.130.353.30Mn I
Fe I66-2.50+-0.20......-2.48+-0.20...5.02+-0.20Fe I
Fe II9-2.48+-0.15......-2.46+-0.15...5.04+-0.15Fe II
Ni I8...+0.30+-0.19...-2.17+-0.190.31+-0.194.05+-0.19Ni I
Cu I1...+0.61...-1.870.612.32Cu I
Y II1...+0.17...-2.300.18-0.09Y II
Ba II2...-0.49+-0.04...-3.04+-0.04-0.56+-0.04-0.86+-0.04Ba II
La IIN/A...<+2.14...<-0.24<2.24<0.86La II
Eu IIN/A...<+2.21...<-0.30<2.18<0.22Eu II

Position

Right Ascension : 07 30 41.26 Declination : +24 05 10.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1997-11-09 N/A MAYALLKPNO 28000 90-150 3600 N/A

BD+80_245

Stellar Parameters

Teff : 5225 log g : 3.00 vturb : 1.25

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......1.44-1.820.251.44Li I
O IN/A...<+0.84...<-1.01<1.06<7.68O I
Na I2...-0.41+-0.01...-2.41+-0.01-0.34+-0.013.83+-0.01Na I
Mg I7...-0.22+-0.11...-2.33+-0.11-0.26+-0.115.27+-0.11Mg I
Al I1...-1.33...-3.40-1.333.05Al I
Si I1...-0.11...-2.16-0.095.35Si I
K I1...-0.23...-2.23-0.162.80K I
Ca I13...-0.18+-0.13...-2.25+-0.13-0.18+-0.134.09+-0.13Ca I
Ca II1...-0.16...-2.23-0.164.11Ca II
Sc II8...-0.42+-0.10...-2.57+-0.10-0.50+-0.100.58+-0.10Sc II
Ti I10...-0.34+-0.05...-2.39+-0.05-0.32+-0.052.56+-0.05Ti I
Ti II19...-0.25+-0.08...-2.30+-0.08-0.23+-0.082.65+-0.08Ti II
V I1...-0.39...-2.41-0.341.52V I
V IIN/A...<+0.44...<-1.58<0.49<2.35V II
Cr I14...-0.15+-0.09...-2.21+-0.09-0.14+-0.093.43+-0.09Cr I
Cr II7...+0.17+-0.08...-1.89+-0.080.18+-0.083.75+-0.08Cr II
Mn I7...-0.26+-0.08...-2.39+-0.08-0.32+-0.083.04+-0.08Mn I
Fe I212-2.09+-0.11......-2.07+-0.11...5.43+-0.11Fe I
Fe II15-2.04+-0.11......-2.02+-0.11...5.48+-0.11Fe II
Co I4...-0.18+-0.10...-2.34+-0.10-0.27+-0.102.65+-0.10Co I
Ni I29...-0.09+-0.09...-2.15+-0.09-0.08+-0.094.07+-0.09Ni I
Cu IN/A...<-1.03...<-3.10<-1.03<1.09Cu I
Zn I1...-0.42...-2.47-0.402.09Zn I
Ga I1...-0.30+-0.10...-2.34+-0.10-0.27+-0.100.74+-0.10Ga I
Sr II2...-0.85+-0.10...-2.91+-0.10-0.84+-0.10-0.04+-0.10Sr II
Y IIN/A...<-1.27...<-3.33<-1.26<-1.12Y II
Ba II1...-1.89...-4.03-1.96-1.85Ba II
La II2...-0.82+-0.05...-2.79+-0.05-0.72+-0.05-1.69+-0.05La II
Eu II2...-0.64+-0.18...-2.74+-0.18-0.67+-0.18-2.22+-0.18Eu II

Position

Right Ascension : 08 11 06.20 Declination : +79 54 30.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1998-02-05 N/A MCDONALD 60000 35-100 5400 N/A
1998-03-26 N/A KECKHIRES 45000 N/A 3600 N/A

CS22941-012

Stellar Parameters

Teff : 7200 log g : 4.60 vturb : 2.40

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
O IN/A...<+2.71...<0.93<2.93<9.62O I
Na I2...-0.08+-0.03...-2.01+-0.03-0.01+-0.034.23+-0.03Na I
Mg I4...+0.27+-0.12...-1.77+-0.120.23+-0.125.83+-0.12Mg I
Al I2...-0.47+-0.19...-2.47+-0.19-0.47+-0.193.98+-0.19Al I
Si I1...+0.11...-1.870.135.64Si I
Ca I9...+0.49+-0.11...-1.51+-0.110.49+-0.114.83+-0.11Ca I
Sc IN/A...<+3.78...<1.70<3.70<4.85Sc I
Sc II2...+0.58+-0.33...-1.50+-0.330.50+-0.331.65+-0.33Sc II
Ti I2...+0.68+-0.16...-1.30+-0.160.70+-0.163.65+-0.16Ti I
Ti II6...+0.56+-0.13...-1.42+-0.130.58+-0.133.53+-0.13Ti II
V IN/A...<+1.11...<-0.84<1.16<3.09V I
V IIN/A...<+1.22...<-0.73<1.27<3.20V II
Cr I3...+0.04+-0.15...-1.95+-0.150.05+-0.153.69+-0.15Cr I
Cr II3...+0.48+-0.16...-1.51+-0.160.49+-0.164.13+-0.16Cr II
Mn I3...-0.36+-0.17...-2.42+-0.17-0.42+-0.173.01+-0.17Mn I
Fe I69-2.02+-0.13......-2.00+-0.13...5.50+-0.13Fe I
Fe II11-2.00+-0.12......-1.98+-0.12...5.52+-0.12Fe II
Co IN/A...<+0.29...<-1.80<0.20<3.19Co I
Ni I2...+0.28+-0.13...-1.71+-0.130.29+-0.134.51+-0.13Ni I
Cu IN/A...<+1.28...<-0.72<1.28<3.47Cu I
Zn IN/A...<+0.77...<-1.21<0.79<3.35Zn I
Ga I1...-0.87+-0.50...-2.84+-0.50-0.84+-0.500.24+-0.50Ga I
Sr II2...0.19+-0.01...-1.80+-0.010.20+-0.011.07+-0.01Sr II
Y II1...+0.55...-1.440.560.77Y II
Ba II2...+0.06+-0.18...-2.01+-0.18-0.01+-0.180.17+-0.18Ba II
La IIN/A...<+3.55...<1.65<3.65<2.75La II
Eu IIN/A...<+1.31...<-0.72<1.28<-0.20Eu II

Position

Right Ascension : 23 28 29.73 Declination : -32 48 46.4 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 20000 N/A 46500 N/A

CS22966-043

Stellar Parameters

Teff : 7400 log g : 3.50 vturb : 2.85

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
O IN/A...<+2.37...<0.70<2.59<9.39O I
Na I2...-0.64+-0.16...-2.46+-0.16-0.57+-0.163.78+-0.16Na I
Mg I2...-0.65+-0.15...-2.58+-0.15-0.69+-0.155.02+-0.15Mg I
Al IN/A...<-0.96...<-2.85<-0.96<3.60Al I
Si I1...-0.97...-2.84-0.954.67Si I
Ca I1...-0.24...-2.13-0.244.21Ca I
Sc IN/A...<+3.49...<1.52<3.41<4.67Sc I
Sc II2...-0.76+-0.02...-2.73+-0.02-0.84+-0.020.42+-0.02Sc II
Ti I2...+0.71+-0.00...-1.16+-0.000.73+-0.003.79+-0.00Ti I
Ti II8...+0.49+-0.10...-1.38+-0.100.51+-0.103.57+-0.10Ti II
V IN/A...<+1.23...<-0.61<1.28<3.32V I
V IIN/A...<+0.85...<-0.99<0.90<2.94V II
Cr I5...+0.33+-0.08...-1.55+-0.080.34+-0.084.09+-0.08Cr I
Cr II3...+0.36+-0.09...-1.52+-0.090.37+-0.094.12+-0.09Cr II
Mn I5...+0.41+-0.12...-1.54+-0.120.35+-0.123.89+-0.12Mn I
Fe I55-1.91+-0.15......-1.89+-0.15...5.61+-0.15Fe I
Fe II10-1.91+-0.16......-1.89+-0.16...5.61+-0.16Fe II
Co IN/A...<+0.55...<-1.43<0.46<3.56Co I
Ni I4...+0.54+-0.15...-1.34+-0.150.55+-0.154.88+-0.15Ni I
Cu IN/A...<+1.49...<-0.40<1.49<3.79Cu I
Zn I1...+1.09...-0.781.113.78Zn I
Ga I1...+1.75+-0.20...-0.11+-0.201.78+-0.202.97+-0.20Ga I
Sr II2...-0.99+-0.02...-2.87+-0.02-0.98+-0.020.00+-0.02Sr II
Y IIN/A...<+0.51...<-1.37<0.52<0.84Y II
Ba IIN/A...<-0.67...<-2.63<-0.74<-0.45Ba II
La IIN/A...<+3.35...<1.56<3.45<2.66La II
Eu IIN/A...<+1.11...<-0.81<1.08<-0.29Eu II

Position

Right Ascension : 23 43 54.45 Declination : -28 18 34.5 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 20000 N/A 52200 N/A

G4-36

Stellar Parameters

Teff : 5975 log g : 4.05 vturb : 1.15

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......2.35-0.911.002.35Li I
O I3...+0.30+-0.07...-1.39+-0.070.52+-0.077.30+-0.07O I
Na I4...-0.28+-0.08...-2.12+-0.08-0.21+-0.084.12+-0.08Na I
Mg I10...-0.19+-0.14...-2.14+-0.14-0.23+-0.145.46+-0.14Mg I
Al I1...-1.44...-3.35-1.443.10Al I
Si I1...-0.26...-2.15-0.245.36Si I
K IN/A...<+0.15...<-1.69<0.22<3.34K I
Ca I21...-0.21+-0.11...-2.12+-0.11-0.21+-0.114.22+-0.11Ca I
Ca II1...-0.11...-2.02-0.114.32Ca II
Sc II2...-0.76+-0.02...-2.75+-0.02-0.84+-0.020.40+-0.02Sc II
Ti I13...+0.48+-0.08...-1.41+-0.080.50+-0.083.54+-0.08Ti I
Ti II25...+0.60+-0.13...-1.29+-0.130.62+-0.133.66+-0.13Ti II
V I2...+0.32+-0.03...-1.54+-0.030.37+-0.032.39+-0.03V I
V II1...+0.55...-1.310.602.62V II
Cr I13...+0.34+-0.08...-1.56+-0.080.35+-0.084.08+-0.08Cr I
Cr II6...+0.48+-0.10...-1.42+-0.100.49+-0.104.22+-0.10Cr II
Mn I10...+0.37+-0.09...-1.60+-0.090.31+-0.093.83+-0.09Mn I
Fe I160-1.93+-0.11......-1.91+-0.11...5.59+-0.11Fe I
Fe II20-1.95+-0.11......-1.93+-0.11...5.57+-0.11Fe II
Co I3...+0.33+-0.20...-1.67+-0.200.24+-0.203.32+-0.20Co I
Ni I24...+0.48+-0.11...-1.42+-0.110.49+-0.114.80+-0.11Ni I
Cu IN/A...<-0.76...<-2.67<-0.76<1.52Cu I
Zn I2...+1.00+-0.05...-0.89+-0.051.02+-0.053.67+-0.05Zn I
Ga I1...+0.58+-0.10...-1.30+-0.100.61+-0.101.78+-0.10Ga I
Sr II2...-0.65+-0.26...-2.55+-0.26-0.64+-0.260.32+-0.26Sr II
Y IIN/A...<-0.77...<-2.67<-0.76<-0.46Y II
Ba II4...-0.72+-0.13...-2.70+-0.13-0.79+-0.13-0.52+-0.13Ba II
La IIN/A...<+1.38...<-0.43<1.48<0.67La II
Eu IIN/A...<+0.41...<-1.53<0.38<-1.01Eu II

Position

Right Ascension : 02 43 22.05 Declination : +13 25 57.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1996-11-05 N/A MCDONALD 60000 3600 N/A
1999-01-20 N/A MCDONALD 60000 55-170 16200 N/A

G84-29

Stellar Parameters

Teff : 6330 log g : 3.55 vturb : 1.40

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......<2.58<-0.68<2.06<2.58Li I
O IN/A...<+0.66...<-1.86<0.88<6.83O I
Na I2...-0.26+-0.00...-2.93+-0.00-0.19+-0.003.31+-0.00Na I
Mg I2...+0.40+-0.20...-2.38+-0.200.36+-0.205.22+-0.20Mg I
Ca I6...+0.37+-0.09...-2.37+-0.090.37+-0.093.97+-0.09Ca I
Sc II1...+0.31...-2.510.230.64Sc II
Ti I4...+0.76+-0.15...-1.96+-0.150.78+-0.152.99+-0.15Ti I
Ti II3...+0.55+-0.09...-2.17+-0.090.57+-0.092.78+-0.09Ti II
V IN/A...<+2.60...<-0.09<2.65<3.84V I
Cr I3...+0.08+-0.20...-2.65+-0.200.09+-0.202.99+-0.20Cr I
Mn I1...+0.38...-2.420.323.01Mn I
Fe I38-2.76+-0.12......-2.74+-0.12...4.76+-0.12Fe I
Fe II5-2.74+-0.07......-2.72+-0.07...4.78+-0.07Fe II
Ni I4...+0.42+-0.35...-2.31+-0.350.43+-0.353.91+-0.35Ni I
Cu IN/A...<+1.40...<-1.34<1.40<2.85Cu I
Y IIN/A...<+0.83...<-1.90<0.84<0.31Y II
Ba IIN/A...<+0.16...<-2.65<0.09<-0.47Ba II
Eu IIN/A...<+2.63...<-0.14<2.60<0.38Eu II

Position

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
1997-11-09 N/A MAYALLKPNO 28000 100-150 1200 N/A