HE2221-0453: found in 1 paper(s).

Labels:

/W.Aoki et al.(2007)/

Find this object in SIMBAD

W.Aoki et al.,ApJ, 655, 492, 2007 (A0122,ADS)

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
CN...-1.38+-0.480.84+-0.486.4+-0.48
Mg I...-1.42+-0.170.80+-0.176.10+-0.17
Ca I...-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 I...-1.73+-0.260.49+-0.262.87+-0.26
Ba II...-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

Binarity

Vrad -189.91

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