A0200

Bibliography Data

Title BD+44 493: A NINTH MAGNITUDE MESSENGER FROM THE EARLY UNIVERSE; CARBON ENHANCED AND BERYLLIUM POOR
ADS H.Ito et al.,ApJ, 698, L37, 2009
Authors H. Ito, W. Aoki, S. Honda, T. C. Beers

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 : 5510 log g : 3.7 vturb : 1.3

Chemical Abundances

Element Nline [X/H] [X/Fe] log-e
Li I...-0.12+-0.093.56+-0.091.04+-0.09
Be II...<-3.15<0.53<-2.0
CH...-2.37+-0.23+1.31+-0.236.02+-0.23
NH...-3.36+-0.32+0.32+-0.324.42+-0.32
OH...-2.09+-0.26+1.59+-0.266.57+-0.26
Na I...-3.41+-0.13+0.27+-0.132.76+-0.13
Mg I...-3.16+-0.1+0.52+-0.104.37+-0.10
Al I...-4.25+-0.16-0.57+-0.162.12+-0.16
Si I...-3.27+-0.19+0.41+-0.194.24+-0.19
Ca I...-3.41+-0.06+0.27+-0.062.90+-0.06
Sc II...-3.25+-0.12+0.43+-0.12-0.20+-0.12
Ti I...-3.36+-0.11+0.32+-0.111.54+-0.11
Ti II...-3.37+-0.11+0.31+-0.111.53+-0.11
V I...<-4.10<-0.42<-1.00
Cr I...-4.12+-0.11-0.44+-0.111.52+-0.11
Mn I...-4.90+-0.14-1.22+-0.140.59+-0.14
Fe I...-3.68+-0.11...3.77+-0.11
Fe II...-3.68+-0.11...3.77+-0.11
Co I...-3.20+-0.1+0.48+-0.101.72+-0.10
Ni I...-3.64+-0.11+0.04+-0.112.59+-0.11
Zn I...<-3.31<0.37<1.29
Sr II...-3.94+-0.15-0.26+-0.15-1.02+-0.15
Y II...-4.02+-0.17-0.34+-0.17-1.81+-0.17
Zr II...<-3.90<-0.22<-1.31
Ba II...-4.27+-0.15-0.59+-0.15-2.10+-0.15
Eu II...<-3.55<+0.13<-3.03
Pb I...<-2.27<+1.41<-0.27
    : Data presented in the paper
    : Data converted with the solar abundance from Grevesse et al. (1996)

Basic Informations

Observation Date JD Facility Resolution S/N Exposure Time Vrad
2008-10-05 N/A SUBARUHDS 90000 100-400 7200 N/A
2008-11-15 N/A SUBARUHDS 60000 100-400 300 N/A
Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A Declination : N/A Right Ascension : N/A

Photometric data

V : 9.1