BPS CS22881-036: found in 1 paper(s).

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/G.W.Preston and C. Sneden(2001)/

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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 2448825.85 FRUTTI N/A N/A N/A 45.3
N/A 2448827.74 FRUTTI N/A N/A N/A 45.4
N/A 2448829.83 FRUTTI N/A N/A N/A 45.6
N/A 2448830.73 FRUTTI N/A N/A N/A 45.4
N/A 2449576.74 FRUTTI N/A N/A N/A 45.9
N/A 2449939.74 FRUTTI N/A N/A N/A 45.4
N/A 2450292.68 FRUTTI N/A N/A N/A 45.7
N/A 2450706.75 FRUTTI N/A N/A N/A 45.0
N/A 2450996.80 FRUTTI N/A N/A N/A 45.0
N/A 2451035.74 FRUTTI N/A N/A N/A 45.6
N/A 2451358.83 FRUTTI N/A N/A N/A 45.9
N/A 2451384.71 FRUTTI N/A N/A N/A 44.8
N/A 2451385.69 FRUTTI N/A N/A N/A 44.6
N/A 2451386.70 FRUTTI N/A N/A N/A 44.7
Galactic Longitude (l) N/A
Galactic Latitude (b) N/A
Declination N/A
Right Ascension N/A

Binarity

Vrad 44.7

Photometric data

V 13.96
B-V 0.48
U-B -0.24
EB-V 0.00

Atmospheric data

Teff 6200
log g 4.0
vturb 2.2

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
CH...-0.091.968.46
CN...-1.051.06.92
Na I...-1.890.164.44
Mg I...-1.650.405.93
Ca I...-1.430.624.93
Ti II...-1.720.333.30
Fe I...-2.05...5.45
Fe II...-2.06...5.44
Sr II...-1.460.591.51
Y II...-1.041.011.20
Zr II...-1.100.951.50
Ba II...-0.121.932.01
La II...-0.461.590.71
Nd II...-0.012.041.49
Eu II...-1.051.00-0.54
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Isotope ratio

12C/13C 40