SDSSJ1502+3113

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 : 6350 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...-0.21+-0.213.16+-0.21-3.08+-0.21-0.22+-0.213.16+-0.21Na
MgN/A...0.44+-0.175.17+-0.17-2.43+-0.170.43+-0.175.17+-0.17Mg
CaN/A...0.31+-0.233.79+-0.23-2.55+-0.230.31+-0.233.79+-0.23Ca
TiN/A...0.26+-0.272.35+-0.27-2.60+-0.270.26+-0.272.35+-0.27Ti
Fe IN/A-2.86+-0.21...4.64+-0.21-2.86+-0.21...4.64+-0.21Fe I
Fe IIN/A-3.06+-0.30...4.43+-0.30-3.07+-0.30...4.43+-0.30Fe II
SrN/A...-0.34+-0.31-0.33+-0.31-3.20+-0.31-0.34+-0.31-0.33+-0.31Sr

Binary Parameters

Vrad -278.96+-0.11

Position

Right Ascension : 15 02 17.16 Declination : +31 13 16.6 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-07-06 N/A SUBARUHDS 36000 39-61 1200 -278.96+-0.11