SDSSJ0308+0505

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 : 5950 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
CN/A...2.36+-0.228.60+-0.220.17+-0.222.36+-0.228.60+-0.22C
NaN/A...0.55+-0.284.60+-0.28-1.64+-0.280.55+-0.284.60+-0.28Na
MgN/A...0.31+-0.195.72+-0.19-1.88+-0.190.31+-0.195.72+-0.19Mg
TiN/A...0.23+-0.272.99+-0.27-1.96+-0.270.23+-0.272.99+-0.27Ti
Fe IN/A-2.19+-0.21...5.31+-0.21-2.19+-0.21...5.31+-0.21Fe I
Fe IIN/A-2.3+-0.30...5.20+-0.30-2.30+-0.30...5.20+-0.30Fe II
SrN/A...0.37+-0.321.05+-0.32-1.82+-0.320.37+-0.321.05+-0.32Sr

Binary Parameters

Vrad 316.08+-0.25

Position

Right Ascension : 03 08 39.25 Declination : +05 05 35.1 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 19-35 900 316.08+-0.25