HE0257-1837: found in 1 paper(s).

Labels:

/J.G.Cohen et al.(2013)/

Find this object in SIMBAD


J.G.Cohen et al.,ApJ, 778, 56, 2013 (A0283,ADS)

Atmospheric data

Teff : 6000+-100 log g : 3.8+-0.25 vturb : 1.4+-0.2

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Na I...-3.28+-0.05-0.3+-0.053.05+-0.05
Mg I...-2.57+-0.140.41+-0.145.01+-0.14
Al I...-3.33-0.353.14
Si I...-2.940.044.61
Ca I...-2.69+-0.130.29+-0.133.67+-0.13
Ca II...-2.880.13.48
Sc II...-2.980.000.19
Ti I...<-2.42+-0.19<0.56+-0.19<2.60+-0.19
Ti II...-2.80+-0.120.18+-0.122.22+-0.12
Cr I...-3.19+-0.15-0.21+-0.152.48+-0.15
Mn I...-3.76+-0.03-0.78+-0.031.63+-0.03
Mn II...-3.48+-0.03-0.5+-0.031.91+-0.03
Fe I...-2.98+-0.11...4.52+-0.11
Fe II...-3+-0.25-0.02+-0.254.50+-0.25
Co I...-2.73+-0.140.25+-0.142.19+-0.14
Ni I...-3.30+-0.03-0.32+-0.032.95+-0.03
Cu I...-3.65-0.670.56
Sr II...-3.49+-0.22-0.51+-0.22-0.52+-0.22
Ba II...-3.55-0.57-1.42
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Binarity

Vrad -111.4

Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2004-10 N/A MIKELCO 42000 57 6865 -1164
2005-09 N/A KECKHIRES 36000 90 3600 -111.4
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : -182604 Right Ascension : 025928.2

Photometric data

V : 15.64