A0287

Bibliography Data

Title Chemical Analysis of the Ninth Magnitude Carbon-enhanced Metal-poor Star BD+44°493
ADS H.Ito et al.,ApJ, 773, 33, 2013
Authors H. Ito, W. Aoki, T. C. Beers, N. Tominaga, S. Honda, D. Carollo

List of objects

Object Comment S O
BD+44_493 N/A S O

S: Find this object in SIMBAD
O: Find this object in Other papers


BD+44_493

Atmospheric data

Teff : 5430+-150 log g : 3.4+-0.3 vturb : 1.3+-0.3

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Li I...-0.16+-0.113.67+-0.111+-0.11
Be II...<-2.95<0.88<-1.8
CH...-2.481.35+-0.215.95+-0.37
NH...-3.430.4+-0.314.4+-0.44
O I...<-1.49<+2.34<7.20
OH...-2.191.64+-0.256.5+-0.42
Na I...-3.530.3+-0.12.71+-0.18
Mg I...-3.370.46+-0.084.23+-0.21
Al I...-4.39-0.56+-0.142.06+-0.2
Si I...-3.340.49+-0.144.17+-0.26
S I...<-2.77<+1.06<4.35
K I...<-3.08<+0.75<1.95
Ca I...-3.520.31+-0.12.82+-0.11
Ca II...-2.920.91+-0.153.42+-0.18
Sc II...-3.540.29+-0.07-0.39+-0.18
Ti I...-3.470.36+-0.081.48+-0.17
Ti II...-3.470.36+-0.081.48+-0.17
V I...<-3.63<+0.20<0.30
V II...-3.85-0.02+-0.10.08+-0.19
Cr I...-4.20-0.37+-0.071.44+-0.17
Cr II...-4.05-0.22+-0.11.59+-0.16
Mn I...-4.94-1.11+-0.110.49+-0.2
Mn II...-4.62-0.79+-0.080.81+-0.16
Fe I...-3.83...3.67+-0.19
Fe II...-3.820.013.68+-0.15
Co I...-3.290.54+-0.061.7+-0.2
Ni I...-3.750.08+-0.062.47+-0.25
Cu I...-4.74-0.91+-0.11-0.55+-0.21
Zn I...<-3.66<+0.17<0.90
Sr II...-4.06-0.23+-0.12-1.19+-0.2
Y II...-4.07-0.24+-0.15-1.86+-0.22
Zr II...-3.790.04+-0.12-1.21+-0.2
Ba II...-4.43-0.60+-0.12-2.25+-0.2
Eu I...<-3.42<+0.41<-2.90
Pb I...<-1.85<+1.98<-0.10
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Binarity

Binarity Negative
Vrad -149.91+-0.5

Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2008-08-22-15:19:00 2454701.14313 SUBARUHDS 60000 150-300 600 -150.38+-0.5
2008-10-04-09:00:00 2454743.88522 SUBARUHDS 90000 100-550 1200 -149.91+-0.5
2008-10-04-09:28:00 2454743.88522 SUBARUHDS 90000 100-550 1500 -149.91+-0.5
2008-10-05-10:06:00 24744.96846 SUBARUHDS 90000 100-550 7200 -150.41+-0.5
2008-11-16-05:37:00 2454786.74089 SUBARUHDS 60000 70-200 300 -149.94+-0.5
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : N/A Right Ascension : N/A

Photometric data

V : 9.167 B : 9.745 H : 7.269 J : 7.659 K : 7.202