G25-24

taken from 7 paper(s):

/A.M.Boesgaard et al.(2005)/ /A.Stephens and A. M. Boesgaard(2002)/ /M.Ishigaki et al.(2010)/ /M.N.Ishigaki et al.(2012)/ /M.N.Ishigaki et al.(2013)/ /I.U.Roederer et al.(2014)/ /K.A.Venn et al.(2004)/

A.M.Boesgaard et al.,ApJ, 633, 398, 2005(ADS)

Lithium and Lithium Depletion in Halo Stars on Extreme Orbits


Stellar Parameters

Teff : 5733+-63 log g : 3.98+-0.27 vturb : 1.21+-0.10

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......2.19+-0.05-1.07+-0.050.79+-0.052.19+-0.05Li I
FeN/A-1.88+-0.07......-1.86+-0.07...5.64+-0.07Fe

Position

Right Ascension : 21 16 41.64 Declination : -01 18 08.8 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 KECKHIRES 48000 180 N/A N/A

A.Stephens et al.,AJ, 123, 1647, 2002(ADS)

ABUNDANCES FROM HIGH-RESOLUTION SPECTRA OF KINEMATICALLY INTERESTING HALO STARS


Stellar Parameters

Teff : 5733+-63 log g : 3.98+-0.27 vturb : 1.21+-0.10

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
Na IN/A-2.44+-0.15-0.48+-0.16...-2.35+-0.15-0.40+-0.163.89+-0.15Na I
Mg IN/A-1.67+-0.06+0.29+-0.07...-1.69+-0.060.26+-0.075.91+-0.06Mg I
SiN/A...+0.30+-0.07...-1.62+-0.070.33+-0.075.89+-0.07Si
Si I2-1.67+-0.05......-1.63+-0.050.32+-0.055.88+-0.05Si I
Ca IN/A-1.66+-0.07+0.30+-0.09...-1.64+-0.070.31+-0.094.70+-0.07Ca I
TiN/A...+0.21+-0.06...-1.71+-0.060.24+-0.063.24+-0.06Ti
Ti I12-1.86+-0.10......-1.82+-0.100.13+-0.103.13+-0.10Ti I
Ti II7-1.73+-0.05......-1.69+-0.050.26+-0.053.26+-0.05Ti II
CrN/A...-0.07+-0.07...-2.00+-0.07-0.05+-0.073.64+-0.07Cr
Cr I13-2.04+-0.05......-2.01+-0.05-0.06+-0.053.63+-0.05Cr I
Cr II3-1.88+-0.18......-1.85+-0.180.10+-0.183.79+-0.18Cr II
FeN/A-1.96+-0.05......-1.95+-0.05...5.55+-0.05Fe
Fe I70-1.87+-0.07......-1.86+-0.07...5.64+-0.07Fe I
Fe II10-2.04+-0.06......-2.03+-0.06...5.47+-0.06Fe II
Ni IN/A-1.99+-0.10-0.03+-0.11...-1.96+-0.10-0.01+-0.114.26+-0.10Ni I
Y IIN/A-2.24+-0.15-0.28+-0.16...-2.21+-0.15-0.26+-0.160.00+-0.15Y II
Ba IIN/A-1.88+-0.14+0.08+-0.15...-1.93+-0.140.02+-0.150.25+-0.14Ba II

Binary Parameters

Vrad 44.6+-0.4

Position

Right Ascension : 21 16 41.64 Declination : -01 18 08.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2450987.587 KECKHIRES 48000 180 1200 44.6+-0.4

M.Ishigaki et al.,PASJ, 62, 143, 2010(ADS)

Chemical Abundances of Outer Halo Stars in the Milky Way


Stellar Parameters

Teff : 5594+-76 log g : 4.07 vturb : 1.02

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
Na IN/A-2.51+-0.07-0.45+-0.07...-2.42+-0.07-0.35+-0.073.82+-0.07Na I
Mg IN/A-1.73+-0.030.33+-0.04...-1.75+-0.030.32+-0.045.85+-0.03Mg I
Ca IN/A-1.87+-0.030.19+-0.03...-1.85+-0.030.22+-0.034.49+-0.03Ca I
TiN/A...0.28+-0.04...-1.72+-0.040.35+-0.043.23+-0.04Ti
Ti I2-1.99+-0.07......-1.92+-0.070.15+-0.073.03+-0.07Ti I
Ti II4-1.70+-0.04......-1.63+-0.040.44+-0.043.32+-0.04Ti II
CrN/A...-0.22+-0.02...-2.26+-0.02-0.19+-0.023.38+-0.02Cr
Cr I4-2.33+-0.02......-2.30+-0.02-0.23+-0.023.34+-0.02Cr I
Cr II1-1.86+-0.07......-1.83+-0.070.24+-0.073.81+-0.07Cr II
Mn IN/A-2.65+-0.010.02+-0.02...-2.69+-0.01-0.62+-0.022.74+-0.01Mn I
Fe I37-2.07+-0.01......-2.07+-0.01...5.43+-0.01Fe I
Fe II5-2.06+-0.03......-2.06+-0.03...5.44+-0.03Fe II
Ni IN/A-2.21+-0.07-0.15+-0.07...-2.18+-0.07-0.11+-0.074.04+-0.07Ni I
Zn IN/A-2.21+-0.08-0.15+-0.08...-2.17+-0.08-0.10+-0.082.39+-0.08Zn I
Y IIN/A-2.36+-0.07-0.30+-0.07...-2.33+-0.07-0.26+-0.07-0.12+-0.07Y II
Ba IIN/A-2.22+-0.05-0.16+-0.05...-2.27+-0.05-0.20+-0.05-0.09+-0.05Ba II

Position

Right Ascension : 21 16 41.64 Declination : -01 18 08.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-07-27 N/A SUBARUHDS 50000 312 3000 45.4+-0.3

M.N.Ishigaki et al.,ApJ, 753, 64, 2012(ADS)

Chemical Abundances of the Milky Way Thick Disk and Stellar Halo. I. Implications of [alpha/Fe] for Star Formation Histories in Their Progenitors


Stellar Parameters

Teff : 6083+-100 log g : 5.00+-0.3 vturb : 0.15+-0.3

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...-0.06+-0.08...-1.66+-0.08-0.06+-0.085.94+-0.08Mg
CaN/A...0.07+-0.07...-1.53+-0.070.07+-0.074.81+-0.07Ca
Ti IN/A...0.19+-0.08...-1.41+-0.080.19+-0.083.54+-0.08Ti I
Ti IIN/A...0.35+-0.09...-1.25+-0.090.35+-0.093.70+-0.09Ti II
Fe IN/A-1.60+-0.10......-1.60+-0.10...5.90+-0.10Fe I
Fe IIN/A-1.62+-0.10......-1.62+-0.10...5.88+-0.10Fe II

Binary Parameters

Vrad 42.6+-0.4

Position

Right Ascension : 21 16 41.64 Declination : -01 18 08.8 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 SUBARUHDS 50000 N/A N/A 42.6+-0.4

M.N.Ishigaki et al.,ApJ, 771, 67, 2013(ADS)

Chemical Abundances of the Milky Way Thick Disk and Stellar Halo. II. Sodium, Iron-peak, and Neutron-capture Elements


Stellar Parameters

Teff : 6083 log g : 5 vturb : 0.15

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
Sc IIN/A...-0.01+-0.1...-1.62+-0.1-0.01+-0.11.53+-0.1Sc II
Cr IN/A...-0.16+-0.07...-1.77+-0.07-0.16+-0.073.87+-0.07Cr I
Cr IIN/A...0.11+-0.09...-1.50+-0.090.11+-0.094.14+-0.09Cr II
Mn IN/A...-0.43+-0.09...-2.04+-0.09-0.43+-0.093.39+-0.09Mn I
Fe IN/A-1.61+-0.11......-1.61+-0.11...5.89+-0.11Fe I
Fe IIN/A-1.63+-0.09......-1.63+-0.09...5.87+-0.09Fe II
Co IN/A...0.06+-0.15...-1.55+-0.150.06+-0.153.44+-0.15Co I
Ni IN/A...-0.22+-0.1...-1.83+-0.1-0.22+-0.14.39+-0.1Ni I
Zn IN/A...-0.07+-0.14...-1.68+-0.14-0.07+-0.142.88+-0.14Zn I
Sr IIN/A...-0.15+-0.23...-1.76+-0.23-0.15+-0.231.11+-0.23Sr II
Ba IIN/A...0.12+-0.14...-1.49+-0.140.12+-0.140.69+-0.14Ba II
La IIN/A...0.36+-0.14...-1.25+-0.140.36+-0.14-0.15+-0.14La II
Nd IIN/A...0.64+-0.14...-0.97+-0.140.64+-0.140.45+-0.14Nd II
Eu IIN/A...0.63+-0.21...-0.98+-0.210.63+-0.21-0.46+-0.21Eu II

Position

Right Ascension : 21 16 41.64 Declination : -01 18 08.8 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 SUBARUHDS 50000 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 : 5670+-45 log g : 3.55+-0.15 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......2.09-1.170.942.09Li I
CH1...0.26+-0.256.40-2.030.08+-0.256.40CH
O I3...<0.15<6.73<-1.96<0.15<6.73O I
Mg I4...0.25+-0.255.74-1.860.25+-0.255.74Mg I
Al I1...-1.06+-0.373.28-3.17-1.06+-0.373.28Al I
Si I1...0.39+-0.295.79-1.720.39+-0.295.79Si I
K I1...0.07+-0.232.99-2.040.07+-0.232.99K I
Ca I11...0.27+-0.234.50-1.840.27+-0.234.50Ca I
Sc II3...-0.18+-0.150.69-2.46-0.35+-0.150.69Sc II
Ti I6...0.12+-0.202.96-1.990.12+-0.202.96Ti I
Ti II9...0.13+-0.152.80-2.15-0.04+-0.152.80Ti II
V I1...-0.19+-0.271.63-2.30-0.19+-0.271.63V I
Cr I5...-0.14+-0.203.39-2.25-0.14+-0.203.39Cr I
Cr II1...0.29+-0.163.65-1.990.12+-0.163.65Cr II
Mn I5...-0.35+-0.232.97-2.46-0.35+-0.232.97Mn I
Fe I91-2.11+-0.21...5.39-2.11+-0.21...5.39Fe I
Fe II7-2.28+-0.15...5.22-2.28+-0.15...5.22Fe II
Co I1...-0.29+-0.262.59-2.40-0.29+-0.262.59Co I
Ni I3...-0.07+-0.234.04-2.18-0.07+-0.234.04Ni I
Zn I2...-0.11+-0.232.34-2.22-0.11+-0.232.34Zn I
Rb I1...<2.20<2.61<0.25<2.36<2.61Rb I
Sr II1...0.03+-0.230.62-2.25-0.14+-0.230.62Sr II
Tc I1......<1.42<1.42<3.53<1.42Tc I
Ba II2...-0.10+-0.15-0.20-2.38-0.27+-0.15-0.20Ba II
La II4...<0.77<-0.41<-1.51<0.60<-0.41La II
Ce II5...<0.86<0.16<-1.42<0.69<0.16Ce II
Pr II4...<1.28<-0.28<-1.00<1.11<-0.28Pr II
Nd II5...<0.94<0.08<-1.34<0.77<0.08Nd II
Sm II2...<1.38<0.06<-0.90<1.21<0.06Sm II
Eu II3...<0.70<-1.06<-1.58<0.53<-1.06Eu II
Gd II3...<1.67<0.46<-0.61<1.50<0.46Gd II
Tb II2...<2.25<0.27<-0.05<2.06<0.27Tb II
Dy II2...<1.39<0.21<-0.89<1.22<0.21Dy II
Ho II1...<2.93<1.13<0.66<2.77<1.13Ho II
Tm II1...<3.57<1.39<1.27<3.38<1.39Tm II
Hf II1...<2.24<0.81<0.10<2.21<0.81Hf II
Pb I1...<2.13<2.06<0.02<2.13<2.06Pb I
Th II2...<2.25<0.03<-0.03<2.08<0.03Th II

Binary Parameters

Binarity Negative
Vrad 43.9

Position

Right Ascension : 21 16 41.64 Declination : -01 18 08.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-09-07-04:45 2454716.703 MCDONALD 33000 15-80 1200 43.7
2008-10-19-03:56 2454758.666 HRSHET 30000 15-80 3300 44.2

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...-0.48...-2.35-0.393.89Na
MgN/A...0.29...-1.690.275.91Mg
CaN/A...0.3...-1.640.324.70Ca
TiN/A...0.21...-1.680.283.27Ti
FeN/A-1.96......-1.96...5.54Fe
NiN/A...-0.03...-1.960.004.26Ni
YN/A...-0.37...-2.30-0.34-0.09Y
BaN/A...0.08...-1.930.030.25Ba

Position

Right Ascension : 21 16 41.64 Declination : -01 18 08.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log