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

Milky Way

List of objects (1 stars)

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

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

BD+44_493

Stellar Parameters

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

Chemical Abundances

Original Data Converted Data Asplund et al. (2009)
Element Nline [X/H] [X/Fe] log-e [X/H] [X/Fe] log-e Element
Li ISyn......1+-0.11-2.26+-0.111.57+-0.111+-0.11Li I
Be IISyn......<-1.8<-3.18<0.65<-1.8Be II
CHSyn-2.481.35+-0.215.95+-0.37-2.481.35+-0.215.95+-0.37CH
NHSyn-3.430.4+-0.314.4+-0.44-3.430.40+-0.314.4+-0.44NH
O I1<-1.49<+2.34<7.20<-1.49<2.34<7.20O I
OHSyn-2.191.64+-0.256.5+-0.42-2.191.64+-0.256.5+-0.42OH
Na I2-3.530.3+-0.12.71+-0.18-3.530.30+-0.12.71+-0.18Na I
Mg I8-3.370.46+-0.084.23+-0.21-3.370.46+-0.084.23+-0.21Mg I
Al I1-4.39-0.56+-0.142.06+-0.2-4.39-0.56+-0.142.06+-0.2Al I
Si I1-3.340.49+-0.144.17+-0.26-3.340.49+-0.144.17+-0.26Si I
S I1<-2.77<+1.06<4.35<-2.77<1.06<4.35S I
K I1<-3.08<+0.75<1.95<-3.08<0.75<1.95K I
Ca I12-3.520.31+-0.12.82+-0.11-3.520.31+-0.12.82+-0.11Ca I
Ca II3-2.920.91+-0.153.42+-0.18-2.920.91+-0.153.42+-0.18Ca II
Sc II12-3.540.29+-0.07-0.39+-0.18-3.540.29+-0.07-0.39+-0.18Sc II
Ti I7-3.470.36+-0.081.48+-0.17-3.470.36+-0.081.48+-0.17Ti I
Ti II55-3.470.36+-0.081.48+-0.17-3.470.36+-0.081.48+-0.17Ti II
V I1<-3.63<+0.20<0.30<-3.63<0.20<0.30V I
V II2-3.85-0.02+-0.10.08+-0.19-3.85-0.02+-0.10.08+-0.19V II
Cr I6-4.20-0.37+-0.071.44+-0.17-4.20-0.37+-0.071.44+-0.17Cr I
Cr II2-4.05-0.22+-0.11.59+-0.16-4.05-0.22+-0.11.59+-0.16Cr II
Mn I2-4.94-1.11+-0.110.49+-0.2-4.94-1.11+-0.110.49+-0.2Mn I
Mn II3-4.62-0.79+-0.080.81+-0.16-4.62-0.79+-0.080.81+-0.16Mn II
Fe I158-3.83...3.67+-0.19-3.83...3.67+-0.19Fe I
Fe II11-3.820.013.68+-0.15-3.820.013.68+-0.15Fe II
Co I20-3.290.54+-0.061.7+-0.2-3.290.54+-0.061.7+-0.2Co I
Ni I30-3.750.08+-0.062.47+-0.25-3.750.08+-0.062.47+-0.25Ni I
Cu I2-4.74-0.91+-0.11-0.55+-0.21-4.74-0.91+-0.11-0.55+-0.21Cu I
Zn I1<-3.66<+0.17<0.90<-3.66<0.17<0.90Zn I
Sr II2-4.06-0.23+-0.12-1.19+-0.2-4.06-0.23+-0.12-1.19+-0.2Sr II
Y II1-4.07-0.24+-0.15-1.86+-0.22-4.07-0.24+-0.15-1.86+-0.22Y II
Zr II2-3.790.04+-0.12-1.21+-0.2-3.790.04+-0.12-1.21+-0.2Zr II
Ba II2-4.43-0.60+-0.12-2.25+-0.2-4.43-0.60+-0.12-2.25+-0.2Ba II
Eu I1<-3.42<+0.41<-2.90<-3.42<0.41<-2.90Eu I
Pb I1<-1.85<+1.98<-0.10<-2.14<1.69<-0.10Pb I

Binary Parameters

Binarity Negative
Vrad -149.91+-0.5

Position

Right Ascension : 02 26 49.70 Declination : +44 57 46.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation 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