BPS BS16928-053: found in 5 paper(s).

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/S.Honda et al.(2004)/ /D.K.Lai et al.(2004)/ /S.Honda et al.(2004)/ /D.K.Lai et al.(2007)/ /D.K.Lai et al.(2008)/

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A0017

Title Spectroscopic Studies of Extremely Metal-Poor Stars with the Subaru High Dispersion Spectrograph. II. The r-Process Elements, Including Thorium
ADS S.Honda et al.,ApJ, 607, 474, 2004
Authors S. Honda, W. Aoki, T. Kajino, H. Ando, T. C. Beers, H. Izumiura, K. Sadakane, M. Takada-Hidai

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2001-01-28 N/A SUBARUHDS 50000 49 5400 -81.00+-0.35
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 13.47
B 14.32
B-V 0.85
V-K 2.40
H 11.14
J 11.66
K 11.04
EB-V 0.01

Atmospheric data

Teff 4590
log g 0.9
vturb 1.6

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
CH...-3.14-0.235.42
Mg I...-2.52+-0.350.39+-0.355.06+-0.35
Al I...-3.74+-0.15-0.83+-0.152.74+-0.15
Si I...-2.62+-0.150.29+-0.154.93+-0.15
Ca I...-2.60+-0.070.31+-0.073.76+-0.07
Sc II...-3.21+-0.13-0.3+-0.13-0.04+-0.13
Ti...-2.78+-0.090.13+-0.092.24+-0.09
V...-3.07+-0.15-0.16+-0.150.93+-0.15
Cr...-2.99+-0.15-0.08+-0.152.68+-0.15
Mn I...-3.15+-0.09-0.24+-0.092.24+-0.09
Fe...-2.91+-0.14...4.6+-0.14
Co I...-2.78+-0.110.13+-0.112.14+-0.11
Ni I...-3.16+-0.15-0.25+-0.153.09+-0.15
Sr II...-3.14+-0.15-0.23+-0.15-0.22+-0.15
Y II...-3.38+-0.13-0.47+-0.13-1.15+-0.13
Zr II...-3.16+-0.25-0.25+-0.25-0.55+-0.25
Ba II...-4.07+-0.15-1.16+-0.15-1.85+-0.15
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Isotope ratio

12C/13C >5

A0022

Title ABUNDANCES OF EXTREMELY METAL-POOR STAR CANDIDATES
ADS D.K.Lai et al.,AJ, 128, 2402, 2004
Authors D. K. Lai, M. Bolte, J. A. Johnson, S. Lucatello

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2003-04-23 N/A KECKII 7000 150 600 N/A

Binarity

Vrad -80

Photometric data

V 13.54
B-V 0.84
EB-V 0.01

Atmospheric data

Teff 4743
log g 1.61
vturb -2.75

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Mg I...-2.310.565.27
Ca I...-2.470.403.89
Ti II...-2.500.372.52
Fe I...-2.87...4.63
Ba II...-3.62-0.75-1.49
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0085

Title Spectroscopic Studies of Extremely Metal-Poor Stars with the Subaru High Dispersion Spectrograph. I. Observational Data
ADS S.Honda et al.,ApJS, 152, 113, 2004
Authors S. Honda, W. Aoki, H. Ando, H. Izumiura, T. Kajino, E. Kambe, S. Kawanomoto, K. Noguchi, K. Okita, K. Sadakane, B. Sato, M. Takada-Hidai, Y. Takeda, E. Watanabe, T. C. Beers, J. E. Norris, S. G. Ryan

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2001-01-28 N/A SUBARUHDS 50000 49 5400 -81.00+-0.35
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination 341124
Right Ascension 122228.1

Binarity

Vrad -81.00+-0.35

Photometric data

V 13.47
B-V 0.85

A0128

Title Carbon and Strontium Abundances of Metal-poor Stars
ADS D.K.Lai et al.,ApJ, 667, 1185, 2007
Authors D. K. Lai, J. A. Johnson, M. Bolte, S. Lucatello

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A N/A KECKII 7000 N/A N/A N/A

Atmospheric data

Teff 4743
log g 1.61

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-3.02+-0.22-0.15+-0.225.53+-0.22
Fe...-2.87...4.63
Sr...-2.750.120.22
Ba...-3.62-0.75-1.49
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0181

Title Detailed Abundances for 28 Metal-poor Stars: Stellar Relics in the Milky Way
ADS D.K.Lai et al.,ApJ, 681, 1524, 2008
Authors D. K. Lai, M. Bolte, J. A. Johnson, S. Lucatello

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2004-04-07 N/A KECKHIRES N/A 101 7200 -81.5+-0.2
2004-04-09 N/A KECKHIRES N/A 121 2700 -80.9+-0.3
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 13.47

Atmospheric data

Teff 4691+-100
log g 1.16+-0.2
vturb 2.1+-0.2

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-3.32+-0.22-0.25+-0.225.23+-0.22
N...-2.02+-0.371.05+-0.375.95+-0.37
Na...-3.04+-0.080.03+-0.083.29+-0.08
Mg...-2.78+-0.070.29+-0.074.80+-0.07
Al...-3.97+-0.05-0.90+-0.052.50+-0.05
Si...-1.91+-0.151.16+-0.155.64+-0.15
Ca...-2.86+-0.050.21+-0.053.50+-0.05
Sc II...-3.23+-0.08-0.16+-0.08-0.06+-0.08
Ti I...-3.09+-0.07-0.02+-0.071.93+-0.07
Ti II...-2.86+-0.090.21+-0.092.16+-0.09
V II...-3.44+-0.16-0.37+-0.160.56+-0.16
Cr I...-3.32+-0.06-0.25+-0.062.35+-0.06
Mn I...-3.78+-0.12-0.71+-0.121.61+-0.12
Mn II...-3.57+-0.10-0.50+-0.101.82+-0.10
Fe I...-3.07+-0.09...4.43+-0.09
Fe II...-3.11+-0.08...4.39+-0.08
Co...-3.03+-0.080.04+-0.081.89+-0.08
Ni...-3.22+-0.06-0.15+-0.063.03+-0.06
Sr II...-3.41+-0.17-0.34+-0.17-0.44+-0.17
Y II...-3.48+-0.09-0.41+-0.09-1.24+-0.09
Zr II...-3.17+-0.12-0.10+-0.12-0.57+-0.12
Ba II...-3.89+-0.09-0.82+-0.09-1.76+-0.09
Eu II...<-3.47<-0.40<-2.96
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)