HE2221-0453: found in 2 paper(s).

Labels:

/S.Lucatello et al.(2006)/ /W.Aoki et al.(2007)/

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A0120

Title The Frequency of Carbon-enhanced Metal-poor Stars in the Galaxy from the HERES Sample
ADS S.Lucatello et al.,ApJ, 652, L37, 2006
Authors S. Lucatello, T. C. Beers, N. Christlieb, P. S. Barklem, S. Rossi, B. Marsteller, T. Sivarani, Y. S. Lee

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Basic Informations

Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
CH...-0.611.67.94
N...-1.410.86.56
Fe...-2.21...5.29
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

A0122

Title Carbon-enhanced Metal-poor Stars. I. Chemical Compositions of 26 Stars
ADS W.Aoki et al.,ApJ, 655, 492, 2007
Authors W. Aoki, T. Beers, N. Christlieb, J. E. Norris, S. G. Ryan, S. Tsangarides

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Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2002-10-26 N/A SUBARUHDS 50000 N/A 900 -189.91+-0.13
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination -043802
Right Ascension 222425.7

Photometric data

V 13.650
B 15.098
H 10.997
J 11.524
K 10.815
EB-V 0.04

Atmospheric data

Teff 4400
log g 0.4
vturb 2.0

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
C...-0.39+-0.311.83+-0.318.0+-0.31
N...-1.38+-0.480.84+-0.486.4+-0.48
Mg...-1.42+-0.170.80+-0.176.10+-0.17
Ca...-1.40+-0.170.82+-0.174.91+-0.17
Ti I...-1.68+-0.210.54+-0.213.21+-0.21
Ti II...-1.94+-0.240.28+-0.242.96+-0.24
Fe I...-2.22+-0.31...5.23+-0.31
Fe II...-2.23+-0.20...5.23+-0.20
Zn...-1.73+-0.260.49+-0.262.87+-0.26
Ba...-0.47+-0.241.75+-0.241.69+-0.24
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Isotope ratio

12C/13C 10+-4