SDSSJ1108+1747

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 : 6050 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...-0.09+-0.192.98+-0.19-3.26+-0.19-0.09+-0.192.98+-0.19Na
MgN/A...0.51+-0.154.95+-0.15-2.65+-0.150.52+-0.154.95+-0.15Mg
CaN/A...0.20+-0.203.37+-0.20-2.97+-0.200.20+-0.203.37+-0.20Ca
Fe IN/A-3.17+-0.21...4.33+-0.21-3.17+-0.21...4.33+-0.21Fe I

Binary Parameters

Binarity Positive
Vrad -27.93+-0.55

Position

Right Ascension : 11 08 21.68 Declination : +17 47 46.8 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-03-08 N/A SUBARUHDS 36000 34-52 900 -27.93+-0.55