SDSSJ0131-0908

taken from 1 paper(s):

/W.Aoki et al.(2013)/


W.Aoki et al.,AJ, 145, 13, 2013(ADS)

High-resolution Spectroscopy of Extremely Metal-poor Stars from SDSS/SEGUE. I. Atmospheric Parameters and Chemical Compositions


Stellar Parameters

Teff : 5250 log g : 2.4 vturb : 1.5

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
NaN/A...0.15+-0.213.77+-0.21-2.47+-0.210.15+-0.213.77+-0.21Na
MgN/A...-0.03+-0.174.95+-0.17-2.65+-0.17-0.03+-0.174.95+-0.17Mg
CaN/A...0.11+-0.193.83+-0.19-2.51+-0.190.11+-0.193.83+-0.19Ca
TiN/A...0.13+-0.312.46+-0.31-2.49+-0.310.13+-0.312.46+-0.31Ti
Fe IN/A-2.62+-0.34...4.88+-0.34-2.62+-0.34...4.88+-0.34Fe I
Fe IIN/A-2.6+-0.35...4.90+-0.35-2.60+-0.35...4.90+-0.35Fe II
SrN/A...-1.26+-0.31-1.01+-0.31-3.88+-0.31-1.26+-0.31-1.01+-0.31Sr

Binary Parameters

Vrad 124.57+-0.08

Position

Right Ascension : 01 31 52.00 Declination : -09 08 51.8 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 N/A SUBARUHDS 36000 34-61 1500 124.57+-0.08