HD186478: found in 17 paper(s).

Labels:

/D.L.Burris et al.(2000)/ /R.Cayrel et al.(2004)/ /S.Honda et al.(2004)/ /M.Spite et al.(2005)/ /J.A.Johnson(2002)/ /A.McWilliam et al.(1995)/ /A.McWilliam et al.(1995)/ /J.J.Cowan et al.(2005)/ /S.Honda et al.(2004)/ /M.Spite et al.(2006)/ /S.M.Andrievsky et al.(2007)/ /J.A.Johnson et al.(2007)/ /J.Simmerer et al.(2004)/ /B.W.Carney et al.(2003)/ /S.M.Andrievsky et al.(2008)/ /J.A.Johnson and M. Bolte(2002)/ /J.A.Johnson and M. Bolte(2001)/

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A0014

Title NEUTRON-CAPTURE ELEMENTS IN THE EARLY GALAXY: INSIGHTS FROM A LARGE SAMPLE OF METAL-POOR GIANTS
ADS D.L.Burris et al.,ApJ, 544, 302, 2000
Authors D. L. Burris, C. A. Pilachowski, T. E. Armandroff, C. Sneden, J. J. Cowan, H. Roe

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A N/A MAYALLKPNO 20000 100-200 N/A N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 9.18

Atmospheric data

Teff 4575
log g 1.40
vturb 2.00

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Fe...-2.58...4.92
Sr...-2.200.380.70
Y...-2.59-0.01-0.35
Zr...-2.180.400.42
Ba...-2.350.23-0.22
La...-2.62-0.04-1.40
Nd...-2.280.30-0.78
Eu...-2.010.57-1.50
Dy...-1.900.68-0.80
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0016

Title First stars V - Abundance patterns from C to Zn and supernova yields in the early Galaxy
ADS R.Cayrel et al.,AAP, 416, 1117, 2004
Authors R. Cayrel, E. Depagne, M. Spite, V. Hill, F. Spite, P. Francois, B. Plez, T. Beers, F. Primas, J. Andersen, B. Barbuy, P. Bonifacio, P. Molaro, B. Nordstrom

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2000-10 N/A VLT 47000 N/A 800 N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Binarity

Photometric data

V 9.18
B-V 0.84
V-R 0.76
J-K 0.58
V-K 2.26
EB-V 0.09

Atmospheric data

Teff 4700
log g 1.3
vturb 2.0

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
CH...-2.92-0.345.60
CN...-2.170.425.75
O I...-1.840.756.93
Na I...-2.390.203.94
Mg I...-2.20+-0.080.39+-0.085.38+-0.08
Al I...-3.15-0.573.32
Si I...-2.150.445.40
K I...-1.930.663.19
Ca I...-2.15+-0.100.44+-0.104.21+-0.10
Sc II...-2.49+-0.120.10+-0.120.68+-0.12
Ti I...-2.34+-0.070.25+-0.072.68+-0.07
Ti II...-2.30+-0.100.29+-0.102.72+-0.10
Cr I...-2.91+-0.14-0.33+-0.142.76+-0.14
Mn I...-3.06+-0.04-0.48+-0.042.33+-0.04
Fe I...-2.57+-0.180.01+-0.184.93+-0.18
Fe II...-2.60+-0.14-0.01+-0.144.90+-0.14
Co I...-2.38+-0.190.21+-0.192.54+-0.19
Ni I...-2.76+-0.15-0.18+-0.153.49+-0.15
Zn I...-2.460.132.14
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

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
2000-08-20 N/A SUBARUHDS 100000 158 2400 30.52+-0.31
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 9.18
B 10.08
B-V 0.90
V-K 2.37
H 6.60
J 7.12
K 6.44
EB-V 0.12

Atmospheric data

Teff 4720
log g 1.6
vturb 2.2

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
CH...-2.75-0.255.81
Mg I...-2.08+-0.150.42+-0.155.5+-0.15
Al I...-3.11+-0.14-0.61+-0.143.36+-0.14
Si I...-2.07+-0.140.43+-0.145.48+-0.14
Ca I...-2.11+-0.130.39+-0.134.25+-0.13
Sc II...-2.47+-0.090.03+-0.090.7+-0.09
Ti...-2.21+-0.120.29+-0.122.81+-0.12
V...-2.36+-0.150.14+-0.151.64+-0.15
Cr...-2.33+-0.140.17+-0.143.34+-0.14
Mn I...-2.74+-0.11-0.24+-0.112.65+-0.11
Fe...-2.5+-0.12...5.01+-0.12
Co I...-2.42+-0.140.08+-0.142.5+-0.14
Ni I...-2.83+-0.14-0.33+-0.143.42+-0.14
Cu I...-3.18+-0.14-0.68+-0.141.03+-0.14
Sr II...-2.55+-0.14-0.05+-0.140.37+-0.14
Y II...-2.59+-0.08-0.09+-0.08-0.36+-0.08
Zr II...-2.22+-0.230.28+-0.230.39+-0.23
Pd I...-2.43+-0.140.07+-0.14-0.73+-0.14
Ba II...-2.73+-0.14-0.23+-0.14-0.51+-0.14
La II...-2.43+-0.060.07+-0.06-1.21+-0.06
Ce II...-2.38+-0.120.12+-0.12-0.75+-0.12
Pr II...-2.25+-0.140.25+-0.14-1.45+-0.14
Nd II...-2.24+-0.090.26+-0.09-0.75+-0.09
Sm II...-1.96+-0.20.54+-0.2-0.98+-0.2
Eu II...-1.89+-0.060.61+-0.06-1.34+-0.06
Gd II...-1.97+-0.140.53+-0.14-0.88+-0.14
Dy II...-1.95+-0.020.55+-0.02-0.78+-0.02
Er II...-2.00+-0.220.5+-0.22-1.03+-0.22
Tm II...-2.07+-0.120.43+-0.12-1.92+-0.12
Yb II...-2.23+-0.140.27+-0.14-1.27+-0.14
Th II...-1.94+-0.150.56+-0.15-1.85+-0.15
U II...<-1.50<1.00<-2
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Isotope ratio

12C/13C 6

A0025

Title First stars VI – Abundances of C, N, O, Li, and mixing in extremely metal-poor giants. Galactic evolution of the light elements
ADS M.Spite et al.,AAP, 430, 655, 2005
Authors M. Spite, R. Cayrel, B. Plez, V. Hill, F. Spite, E. Depagne, P. Francois, P. Bonifacio, B. Barbuy, T. Beers, J. Andersen, P. Molaro, B. Nordstrom, F. Primas

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A N/A VLT 47000 30 N/A N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 9.18

Atmospheric data

Teff 4700
log g 1.3
vturb 2.0

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Li I...<-1.66<0.93<-0.50
C...-2.89+-0.07-0.30+-0.075.66+-0.07
N...-1.970.626.00
O I...-1.840.757.03
Fe...-2.59...4.91
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0031

Title ABUNDANCES OF 30 ELEMENTS IN 23 METAL-POOR STARS
ADS J.A.Johnson et al.,ApJS, 139, 219, 2002
Authors J. A. Carnegie Institute of Washington, CIW. Johnson

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
1997-05-12 N/A KECKHIRES 45000 400 1800 N/A
1997-06-20 N/A KECKHIRES 45000 N/A 3600 N/A
1998-08-11 N/A LICKHAMILTON 60000 125 2700 N/A
1998-08-12 N/A LICKHAMILTON 60000 N/A 1800 N/A
1997-05-12 N/A KECKHIRES 45000 400 1800 N/A
1997-06-20 N/A KECKHIRES 45000 N/A 3600 N/A
1998-08-11 N/A LICKHAMILTON 60000 125 2700 N/A
1998-08-12 N/A LICKHAMILTON 60000 N/A 1800 N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 9.18
V-R 0.893
EB-V 0.09

Atmospheric data

Teff 4525
log g 0.85
vturb 2.00

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Na I...-2.45+-0.280.14+-0.283.88+-0.28
Mg I...-1.87+-0.160.72+-0.165.71+-0.16
Al I...-2.84+-0.28-0.25+-0.283.63+-0.28
Si I...-1.90+-0.100.69+-0.105.65+-0.10
Ca I...-2.17+-0.080.42+-0.084.19+-0.08
Sc II...-2.55+-0.110.04+-0.110.62+-0.11
Ti I...-2.46+-0.150.13+-0.152.56+-0.15
Ti II...-2.31+-0.110.28+-0.112.71+-0.11
V I...-2.73+-0.15-0.14+-0.151.27+-0.15
V II...-2.47+-0.070.12+-0.071.53+-0.07
Cr I...-2.81+-0.14-0.22+-0.142.86+-0.14
Cr II...-2.37+-0.070.22+-0.073.30+-0.07
Mn I...-2.92+-0.11-0.33+-0.112.47+-0.11
Mn II...-2.75+-0.22-0.16+-0.222.64+-0.22
Fe I...-2.59+-0.16...4.91+-0.16
Fe II...-2.58+-0.08...4.92+-0.08
Co I...-2.44+-0.190.15+-0.192.48+-0.19
Ni I...-2.69+-0.17-0.10+-0.173.56+-0.17
Zn I...-2.40+-0.050.19+-0.052.20+-0.05
Y II...-2.72+-0.12-0.13+-0.12-0.48+-0.12
Zr II...-2.31+-0.060.28+-0.060.29+-0.06
Ba II...-2.68+-0.22-0.09+-0.22-0.55+-0.22
La II...-2.55+-0.090.04+-0.09-1.38+-0.09
Ce II...-2.73+-0.11-0.14+-0.11-1.15+-0.11
Pr II...<-2.10<0.49<-1.39
Nd II...-2.46+-0.110.13+-0.11-0.96+-0.11
Sm II...-2.31+-0.120.28+-0.12-1.30+-0.12
Eu II...-2.07+-0.080.52+-0.08-1.56+-0.08
Gd II...-2.18+-0.150.41+-0.15-1.06+-0.15
Tb II...<-1.56<1.03<-1.66
Dy II...-2.26+-0.100.33+-0.10-1.12+-0.10
Ho II...<-1.37<1.22<-1.11
Er II...-2.08+-0.060.51+-0.06-1.15+-0.06
Tm II...<-1.84<0.75<-1.84
Yb II...-2.41+-0.270.18+-0.27-1.33+-0.27
Hf II...<-1.61<0.98<-0.73
Os I...<-2.01<0.58<-0.56
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0038

Title A Spectroscopic Analysis of 33 of the Most Metal-Poor Stars.I.
ADS A.McWilliam et al.,AJ, 109, 2736, 1995
Authors A. McWilliam, G. W. Preston, C. Sneden, S. Shectman

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A N/A FRUTTI 22000 N/A N/A N/A

Photometric data

V 8.92
B-V 0.930
V-R 0.583

A0039

Title Spectroscopic Analysis of 33 of the Most Metal Poor Stars. II.
ADS A.McWilliam et al.,AJ, 109, 2757, 1995
Authors A. McWilliam, G. W. Preston, C. Sneden, L. Searle

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A FRUTTI 22000 N/A N/A N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 8.92
B-V 0.930
V-R 0.583

Atmospheric data

Teff 4650
log g 0.95+-0.24
vturb 2.71+-0.10

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-2.86-0.285.69
Na...-2.61-0.033.72
Mg...-1.950.635.63
Ca...-2.210.374.15
Fe I...-2.58...4.92
Fe II...-2.58...4.92
Ni...-2.240.344.01
Sr...-2.100.480.87
Ba...-2.540.04-0.41
Eu...-2.100.48-1.59
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0076

Title Hubble Space Telescope Observations of Heavy Elements in Metal-Poor Galactic Halo Stars
ADS J.J.Cowan et al.,ApJ, 627, 238, 2005
Authors J. J. Cowan, C. Sneden, T. C. Beers, J. E. Lawler, J. Simmerer, J. W. Truran, F. Primas, J. Collier, S. Burles

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A N/A HST 30000 >50 N/A N/A
N/A N/A KECKHIRES 45000 30-200 N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 9.18

Atmospheric data

Teff 4600
log g 1.45
vturb 2.00

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Fe I...-2.56...4.94
Fe II...-2.44...5.06
Ge...-3.25-0.69+0.35
Zr...-2.27+0.29+0.45
La...-2.57-0.01-1.29
Eu...-2.14+0.42-1.50
Os...-1.88+0.68-0.43
Ir...-1.99+0.57-0.63
Pt...-1.72+0.84-0.02
    : 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
2000-08-20 N/A SUBARUHDS 100000 158 2400 30.52+-0.31
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination -172927
Right Ascension 194514.1

Binarity

Vrad 30.52+-0.31

Photometric data

V 9.18
B-V 0.90

A0091

Title First stars IX - Mixing in extremely metal-poor giants. Variation of the 12C/13C, [Na/Mg] and [Al/Mg] ratios
ADS M.Spite et al.,AAP, 455, 291, 2006
Authors M. Spite, R. Cayrel, V. Hill, F. Spite, P. Francois, B. Plez, P. Bonifacio, P. Molaro, E. Depagne, J. Andersen, B. Barbuy, T. C. Beers, B. Nordstrom, F. Primas

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A VLT 47000 130 N/A N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 9.18

Atmospheric data

Teff 4700
log g 1.3
vturb 2.0

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-2.81+-0.07-0.22+-0.075.74+-0.07
N...-1.97+-0.120.62+-0.126.00+-0.12
Fe...-2.59...4.91
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Isotope ratio

12C/13C 5+-2

A0110

Title NLTE determination of the sodium abundance in a homogeneous sample of extremely metal-poor stars
ADS S.M.Andrievsky et al.,AAP, 464, 1081, 2007
Authors S. M. Andrievsky, M. Spite, S. A. Korotin, F. Spite, P. Bonifacio, R. Cayrel, V. Hill, P. Francois

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A VLT 43000 200 N/A N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 9.18

Atmospheric data

Teff 4700
log g 1.3
vturb 2.0

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Na...-2.80-0.213.45
Fe...-2.59...4.91
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0114

Title A Search for Nitrogen-enhanced Metal-poor Stars
ADS J.A.Johnson et al.,ApJ, 658, 1203, 2007
Authors J. A. Johnson, F. Herwig, T. C. Beers, N. Christlieb

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2003-09-04 N/A RCCTIO N/A 425 1800 N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Photometric data

V 8.920
B-V 0.930
V-K 2.477
EB-V 0.10

Atmospheric data

Teff 4831
log g 1.78
vturb 1.89

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-2.83+-0.29-0.20+-0.295.73+-0.25
N...-1.93+-0.25+0.70+-0.256.12+-0.25
Fe...-2.63+-0.21...4.87+-0.21
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0131

Title The Rise of the s-Process in the Galaxy
ADS J.Simmerer et al.,ApJ, 617, 1091, 2004
Authors J. Simmerer, C. Sneden, J. J. Cowan, J. Collier, V. M. Woolf, J. E. Lawler

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A N/A MCDONALD 60000 100 N/A N/A

Atmospheric data

Teff 4598
log g 1.43
vturb 2.00

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-2.96-0.45.59
Fe I...-2.56...4.94
Fe II...-2.44...5.06
La II...-2.46+-0.090.10+-0.09-1.29+-0.09
Eu II...-2.01+-0.050.55+-0.05-1.5+-0.05
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0138

Title Spectroscopic Binaries, Velocity Jitter, and Rotation in Field Metal-poor Red Giant and Red Horizontal-Branch Stars
ADS B.W.Carney et al.,AJ, 125, 293, 2003
Authors B. W. Carney, D. W. Latham, R. P. Stefanik, J. B. Laird, J. A. Morse

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A 2445556.67106 WYETH N/A N/A N/A 28.97+-0.81
N/A 2445917.66911 WYETH N/A N/A N/A 30.75+-0.68
N/A 2446007.47488 WYETH N/A N/A N/A 27.58+-0.75
N/A 2446225.78157 WYETH N/A N/A N/A 32.27+-0.65
N/A 2446254.72570 WYETH N/A N/A N/A 32.46+-0.56
N/A 2446338.53777 WYETH N/A N/A N/A 33.28+-0.70
N/A 2446366.47426 WYETH N/A N/A N/A 32.51+-0.56
N/A 2446600.74234 WYETH N/A N/A N/A 26.92+-0.48
N/A 2446634.71827 WYETH N/A N/A N/A 28.15+-0.55
N/A 2446668.61071 WYETH N/A N/A N/A 29.53+-0.60
N/A 2446688.60898 WYETH N/A N/A N/A 29.02+-0.72
N/A 2446736.46409 WYETH N/A N/A N/A 31.81+-0.52
N/A 2446931.85248 WYETH N/A N/A N/A 31.00+-0.57
N/A 2446953.80898 WYETH N/A N/A N/A 31.49+-0.50
N/A 2446964.83367 WYETH N/A N/A N/A 31.15+-0.50
N/A 2446981.78596 WYETH N/A N/A N/A 32.77+-0.72
N/A 2447011.65328 WYETH N/A N/A N/A 31.34+-0.52
N/A 2447042.59976 WYETH N/A N/A N/A 30.47+-0.49
N/A 2447068.57902 WYETH N/A N/A N/A 29.54+-0.60
N/A 2447105.47740 WYETH N/A N/A N/A 27.29+-0.62
N/A 2447336.83461 WYETH N/A N/A N/A 31.47+-0.72
N/A 2447348.80802 WYETH N/A N/A N/A 32.57+-0.70
N/A 2447369.77264 TILLINGHAST N/A N/A N/A 32.10+-0.56
N/A 2447380.69495 WYETH N/A N/A N/A 31.92+-0.64
N/A 2447406.60721 WYETH N/A N/A N/A 32.46+-0.58
N/A 2447430.54802 WYETH N/A N/A N/A 31.70+-0.65
N/A 2447483.44405 WYETH N/A N/A N/A 31.42+-0.64
N/A 2447694.84762 TILLINGHAST N/A N/A N/A 26.41+-0.49
N/A 2447696.90076 TILLINGHAST N/A N/A N/A 25.97+-0.43
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination -172926
Right Ascension 194514.2

Binarity

Binarity Positive
Vrad 30.43
Period 550.8

Photometric data

V-R 0.893
V-K 2.73

Atmospheric data

Teff 4540
log g 1.4

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Fe...-2.45...5.05
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0176

Title NLTE determination of the aluminium abundance in a homogeneous sample of extremely metal-poor stars
ADS S.M.Andrievsky et al.,AAP, 481, 481, 2008
Authors S. M. Andrievsky, M. Spite, S. A. Korotin, F. Spite, P. Bonifacio, R. Cayrel, V. Hill, P. François

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A VLT 47000 120 N/A N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Atmospheric data

Teff 4700
log g 1.3
vturb 2.0

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Al...-2.520.073.95
Fe...-2.59...4.91
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0185

Title The r-Process in the Early Galaxy
ADS J.A.Johnson et al.,ApJ, 579, 616, 2002
Authors J. A. Johnson, M. Bolte

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
1997-05-12 N/A KECKHIRES 45000 400 1800 N/A
1997-06-20 N/A KECKHIRES 45000 N/A 3600 N/A
1998-08-11 N/A LICKHAMILTON 60000 125 2700 N/A
1998-08-12 N/A LICKHAMILTON 60000 N/A 1800 N/A

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Fe...-2.60...4.90
Sr II...-2.48+-0.300.12+-0.300.49+-0.30
Y II...-2.72+-0.12-0.12+-0.12-0.48+-0.12
Zr II...-2.31+-0.060.29+-0.060.29+-0.06
Pd I...-2.36+-0.250.24+-0.25-0.67+-0.25
Ag I...-2.26+-0.250.34+-0.25-1.32+-0.25
Ba II...-2.68+-0.22-0.08+-0.22-0.55+-0.22
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0186

Title Th Ages for Metal-poor Stars
ADS J.A.Johnson et al.,ApJ, 554, 888, 2001
Authors J. A. Johnson, M. Bolte

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Atmospheric data

Teff 4525
log g 0.85
vturb 2.00

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Fe I...-2.61+-0.16...4.89+-0.16
Fe II...-2.60+-0.08...4.90+-0.08
Ba II...-2.69+-0.22-0.08+-0.22-0.56+-0.22
La II...-2.60+-0.090.01+-0.09-1.43+-0.09
Ce II...-2.70+-0.11-0.09+-0.11-1.12+-0.11
Pr II...<-2.11<0.50<-1.40
Nd II...-2.47+-0.110.14+-0.11-0.97+-0.11
Sm II...-2.30+-0.120.31+-0.12-1.29+-0.12
Eu II...-2.07+-0.080.54+-0.08-1.56+-0.08
Gd II...-2.18+-0.150.43+-0.15-1.06+-0.15
Tb II...<-1.99<0.62<-2.09
Dy II...-2.23+-0.100.38+-0.10-1.09+-0.10
Ho II...<-1.61<1.00<-1.35
Er II...-2.08+-0.060.53+-0.06-1.15+-0.06
Tm II...<-1.97<0.64<-1.97
Yb II...-2.42+-0.270.19+-0.27-1.34+-0.27
Hf II...<-1.61<1.00<-0.73
Os I...<-2.01<0.60<-0.56
Th II...-2.38+-0.110.23+-0.11-2.38+-0.11
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Isotope ratio

12C/13C 6