BPS CS22957-027: found in 4 paper(s).

Labels:

/W.Aoki et al.(2002)/ /W.Aoki et al.(2002)/ /G.W.Preston and C. Sneden(2001)/ /J.G.Cohen et al.(2006)/

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A0010

Title CHEMICAL COMPOSITION OF THE CARBON-RICH, EXTREMELY METAL POOR STAR CS 29498-043: A NEW CLASS OF EXTREMELY METAL POOR STARS WITH EXCESSES OF MAGNESIUM AND SILICON
ADS W.Aoki et al.,ApJ, 576, L141, 2002
Authors W. Aoki, J. E. Norris, S. G. Ryan, T. C. Beers, H. Ando

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2001-07-23 2452114 SUBARUHDS 60000 N/A 4592 -61.6+-0.22
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Binarity

Vrad -61.6+-0.22

Photometric data

V 13.59
B 11.61
V-K 0.74
K 1.92

Atmospheric data

Teff 5100
log g 1.9
vturb 1.4

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C2...-0.75+-0.24+2.37+-0.247.80+-0.24
CN...-1.50+-0.35+1.62+-0.356.45+-0.35
Mg I...-2.43+-0.20+0.69+-0.205.15+-0.20
Al I...-3.89+-0.33-0.77+-0.332.60+-0.33
Ca I...-2.98+-0.17+0.14+-0.173.37+-0.17
Ti I...-2.82+-0.11+0.30+-0.112.12+-0.11
Ti II...-2.71+-0.20+0.41+-0.202.23+-0.20
Cr I...-3.33+-0.11-0.21+-0.112.36+-0.11
Mn I...-3.53+-0.48-0.41+-0.482.0+-0.48
Fe I...-3.12+-0.15...4.38+-0.15
Fe II...-3.11+-0.24...4.39+-0.24
Ni I...-3.37+-0.26-0.25+-0.262.88+-0.26
Sr II...-3.68+-0.40-0.56+-0.40-0.76+-0.40
Ba II...-4.35+-0.21-1.23+-0.21-2.13+-0.21
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0035

Title Subaru/HDS Study of the Extremely Metal-Poor Star CS 29498-043: Abundance Analysis Details and Comparison with Other Carbon-Rich Objects
ADS W.Aoki et al.,, 54, 933, 2002
Authors W. Aoki, J. E. Norris, S. G. Ryan, T. C. Beers, H. Ando

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2452114 SUBARUHDS N/A N/A N/A -61.6+-0.22
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Binarity

Vrad -61.6+-0.22

Photometric data

V 13.60

Atmospheric data

Teff 5100
log g 1.9
vturb 1.4

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-0.72+-0.24+2.4+-0.247.83+-0.24
CN...-1.52+1.66.45
Mg I...-2.43+-0.20+0.69+-0.205.15+-0.20
Al I...-3.89+-0.33-0.77+-0.332.58+-0.33
Ca I...-2.98+-0.17+0.14+-0.173.38+-0.17
Ti I...-2.82+-0.11+0.30+-0.112.20+-0.11
Ti II...-2.71+-0.20+0.41+-0.202.31+-0.20
Cr I...-3.33+-0.11-0.21+-0.112.34+-0.11
Mn I...-3.53+-0.48-0.41+-0.481.86+-0.48
Fe I...-3.12+-0.15...4.38+-0.15
Fe II...-3.11+-0.24...4.39+-0.24
Ni I...-3.37+-0.26-0.25+-0.262.88+-0.26
Sr II...-3.68+-0.40-0.56+-0.40-0.71+-0.40
Ba II...-4.35+-0.21-1.23+-0.21-2.22+-0.21
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Isotope ratio

12C/13C 8+-2

A0044

Title The Incidence of Binaries among Very Metal-poor Carbon Stars
ADS G.W.Preston et al.,AJ, 122, 1545, 2001
Authors G. W. Preston, C. Sneden

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A 2448099.85 FRUTTI N/A N/A N/A -70.0
N/A 2448114.86 FRUTTI N/A N/A N/A -70.5
N/A 2448115.79 FRUTTI N/A N/A N/A -69.6
N/A 2448116.80 FRUTTI N/A N/A N/A -69.8
N/A 2448117.90 FRUTTI N/A N/A N/A -71.0
N/A 2448119.84 FRUTTI N/A N/A N/A -70.4
N/A 2451002.80 FRUTTI N/A N/A N/A -63.7
N/A 2451035.76 FRUTTI N/A N/A N/A -63.4
N/A 2451360.92 FRUTTI N/A N/A N/A -70.1
N/A 2451384.82 FRUTTI N/A N/A N/A -71.8
N/A 2451386.86 FRUTTI N/A N/A N/A -72.6
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Binarity

Binarity Positive
Vrad -72.8
Period 3125

Photometric data

V 13.60
B-V 0.67

Atmospheric data

Teff 5050
log g 2.0
vturb 2.0

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
CH...-0.762.27.79
CN...-1.361.66.61
Na I...-2.190.774.14
Mg I...-2.750.214.83
Ti II...-2.810.152.21
Fe I...-2.96...4.54
Fe II...-2.97...4.53
Sr II...-3.66-0.7-0.69
Ba II...-4.96-2.0-2.83
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Isotope ratio

12C/13C 25

A0090

Title Carbon Stars in the Hamburg/ESO Survey: Abundances
ADS J.G.Cohen et al.,AJ, 132, 137, 2006
Authors J. G. Cohen, A. McWilliam, S. Shectman, I. Thompson, N. Christlieb, J. Melendez, S. Ramirez, A. Swensson, F. -J. Zickgraf

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A N/A KECKHIRES 45000 100 6000
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination -035349
Right Ascension 235913.1

Binarity

Vrad -61.5

Photometric data

V 13.622

Atmospheric data

Teff 5205
log g 2.5
vturb 1.8

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
CH...-0.932.147.66
CN...-1.181.896.75
Mg I...-2.71+-0.500.36+-0.504.83+-0.50
Al I...-2.820.253.65
Ca I...-2.36+-0.130.71+-0.134.01+-0.13
Sc II...-2.590.480.51
Ti I...-2.82+-0.130.25+-0.132.17+-0.13
Ti II...-2.74+-0.230.33+-0.232.25+-0.23
Cr I...-3.43-0.362.24
Mn I...-3.17+-0.28-0.10+-0.282.22+-0.28
Fe I...-3.07+-0.21...4.38+-0.21
Fe II...-3.18+-0.15-0.06+-0.154.32+-0.15
Co I...-2.890.182.03
Zn I...-2.560.512.04
Sr II...-4.05-0.98-1.15
Y II...<-3.08+-0.25<-0.01+-0.25<-0.84+-0.25
Ba II...-3.85+-0.25-0.78+-0.25-1.72+-0.25
La II...<-2.47<0.60<-1.33
Ce II...<-2.03<1.04<-0.48
Nd II...<-1.87+-0.26<1.20+-0.26<-0.36+-0.26
Eu II...<-2.10+-0.35<0.97+-0.35<-1.59+-0.35
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)