BPS CS22941-012: found in 3 paper(s).

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/C.Sneden et al.(2003)/ /G.W.Preston and C. Sneden(2000)/ /I.I.Ivans et al.(2003)/

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A0020

Title Binary Blue Metal-poor Stars: Evidence for Asymptotic Giant Branch Mass Transfer
ADS C.Sneden et al.,ApJ, 592, 504, 2003
Authors C. Sneden, G. W. Carnegie Observatories, 813 Santa Barbara Street, Pasadena, CA 91101, . Preston, J. J. Department of Physics and Astronomy, University of Oklahoma, Norman, OK 73019, . Cowan

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A 2452122.87 FRUTTI 30000 N/A N/A -121.6
N/A 2452123.8 FRUTTI 30000 N/A N/A -122.4
N/A 2452124.81 FRUTTI 30000 N/A N/A -122.5
N/A 2452474.83 FRUTTI 30000 N/A N/A -122.5
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Binarity

Binarity Negative
Vrad -122.5

Photometric data

V 12.5
B-V 0.28
U-B -0.17

Atmospheric data

Teff 7200
log g 4.2
vturb 2.50

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
CH...-1.03+-0.3+1.0+-0.37.52+-0.3
O I...-1.63+-0.28+0.40+-0.287.24+-0.28
Fe...-2.03...5.47
Sr II...-2.10+-0.10-0.07+-0.100.87+-0.10
Ba II...-1.87+0.160.26
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)


A0045

Title What Are These Blue Metal-Poor Stars?
ADS G.W.Preston et al.,AJ, 120, 1014, 2000
Authors G. W. Preston, C. Sneden

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A 2448812.771 FRUTTI 30000 10 N/A -123.1
N/A 2448824.755 FRUTTI 30000 10 N/A -122.5
N/A 2449194.745 FRUTTI 30000 10 N/A -122.2
N/A 2449573.751 FRUTTI 30000 10 N/A -122.7
N/A 2449577.684 FRUTTI 30000 10 N/A -121.8
N/A 2449578.739 FRUTTI 30000 10 N/A -121.5
N/A 2449581.741 FRUTTI 30000 10 N/A -122.1
N/A 2449582.79 FRUTTI 30000 10 N/A -123.5
N/A 2449583.819 FRUTTI 30000 10 N/A -122.5
N/A 2449584.669 FRUTTI 30000 10 N/A -122.7
N/A 2449588.711 FRUTTI 30000 10 N/A -121.6
N/A 2449590.691 FRUTTI 30000 10 N/A -123.4
N/A 2449936.716 FRUTTI 30000 10 N/A -122.9
N/A 2449938.819 FRUTTI 30000 10 N/A -121.9
N/A 2450290.668 FRUTTI 30000 10 N/A -122.3
N/A 2450296.681 FRUTTI 30000 10 N/A -123.1
N/A 2450646.708 FRUTTI 30000 10 N/A -122.9
N/A 2450703.708 FRUTTI 30000 10 N/A -123.7
N/A 2450704.666 FRUTTI 30000 10 N/A -122.3
N/A 2450705.627 FRUTTI 30000 10 N/A -122.1
N/A 2450706.777 FRUTTI 30000 10 N/A -122.2
N/A 2450707.744 FRUTTI 30000 10 N/A -121.5
N/A 2450997.807 FRUTTI 30000 10 N/A -122.4
N/A 2450998.723 FRUTTI 30000 10 N/A -123.8
N/A 2451001.827 FRUTTI 30000 10 N/A -121.3
N/A 2451002.73 FRUTTI 30000 10 N/A -121.7
N/A 2451032.657 FRUTTI 30000 10 N/A -122.2
N/A 2451358.893 FRUTTI 30000 10 N/A -122.3
N/A 2451360.791 FRUTTI 30000 10 N/A -122.0
N/A 2451384.741 FRUTTI 30000 10 N/A -122.0
N/A 2451386.727 FRUTTI 30000 10 N/A -121.8
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Binarity

Binarity Negative
Vrad -122.4

Photometric data

V 12.5
B-V 0.28
U-B -0.17

Atmospheric data

Teff 7200
log g 4.20
vturb 2.50

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Mg I...-1.720.315.86
Ca I...-1.580.454.78
Sc II...-1.680.351.49
Ti II...-1.480.553.54
Cr I...-2.10-0.073.57
Mn I...-2.24-0.213.15
Fe...-2.03...5.47
Sr II...-2.07-0.040.90
Ba II...-1.900.130.23
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)


A0188

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

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
N/A FRUTTI 20000 N/A 46500 N/A
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination -324841
Right Ascension 232829.8

Photometric data

V 12.50
B-V 0.30
EB-V 0.01

Atmospheric data

Teff 7200
log g 4.60
vturb 2.40

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
O I...<0.69<+2.71<9.56
Na I...-2.10+-0.03-0.08+-0.034.23+-0.03
Mg I...-1.75+-0.12+0.27+-0.125.83+-0.12
Al I...-2.49+-0.19-0.47+-0.193.98+-0.19
Si I...-1.91+0.115.64
Ca I...-1.53+-0.11+0.49+-0.114.83+-0.11
Sc I...<1.76<+3.78<4.93
Sc II...-1.44+-0.33+0.58+-0.331.73+-0.33
Ti I...-1.34+-0.16+0.68+-0.163.68+-0.16
Ti II...-1.46+-0.13+0.56+-0.133.56+-0.13
V I...<-0.91<+1.11<3.09
V II...<-0.80<+1.22<3.20
Cr I...-1.98+-0.15+0.04+-0.153.69+-0.15
Cr II...-1.54+-0.16+0.48+-0.164.13+-0.16
Mn I...-2.38+-0.17-0.36+-0.173.01+-0.17
Fe I...-2.02+-0.13...5.48+-0.13
Fe II...-2.00+-0.12...5.50+-0.12
Co I...<-1.73<+0.29<3.19
Ni I...-1.74+-0.13+0.28+-0.134.51+-0.13
Cu I...<-0.74<+1.28<3.47
Zn I...<-1.25<+0.77<3.35
Ga I...-2.89+-0.50-0.87+-0.50-0.01+-0.50
Sr II...-1.83+-0.010.19+-0.011.14+-0.01
Y II...-1.47+0.550.77
Ba II...-1.96+-0.18+0.06+-0.180.17+-0.18
La II...<1.53<+3.55<2.70
Eu II...<-0.71<+1.31<-0.20
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)