SDSSJ2111+0109

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 : 6250 log g : 4.0 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...-0.47+-0.203.02+-0.20-3.22+-0.20-0.47+-0.203.02+-0.20Na
MgN/A...0.02+-0.134.87+-0.13-2.73+-0.130.02+-0.134.87+-0.13Mg
CaN/A...0.84+-0.164.43+-0.16-1.91+-0.160.84+-0.164.43+-0.16Ca
TiN/A...0.38+-0.262.58+-0.26-2.37+-0.260.38+-0.262.58+-0.26Ti
Fe IN/A-2.75+-0.20...4.75+-0.20-2.75+-0.20...4.75+-0.20Fe I
Fe IIN/A-2.67+-0.28...4.82+-0.28-2.68+-0.28...4.82+-0.28Fe II
SrN/A...0.22+-0.230.34+-0.23-2.53+-0.230.22+-0.230.34+-0.23Sr
BaN/A...0.07+-0.28-0.50+-0.28-2.68+-0.280.07+-0.28-0.50+-0.28Ba

Binary Parameters

Vrad -270.65+-0.16

Position

Right Ascension : 21 11 25.40 Declination : +01 09 20.6 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 25-41 1800 -270.65+-0.16