SDSSJ1516+4333

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 : 6500 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...-0.33+-0.323.00+-0.32-3.24+-0.32-0.33+-0.323.00+-0.32Na
MgN/A...0.32+-0.225.01+-0.22-2.59+-0.220.32+-0.225.01+-0.22Mg
CaN/A...0.23+-0.303.66+-0.30-2.68+-0.300.23+-0.303.66+-0.30Ca
Fe IN/A-2.91+-0.22...4.59+-0.22-2.91+-0.22...4.59+-0.22Fe I
Fe IIN/A-2.93+-0.31...4.57+-0.31-2.93+-0.31...4.57+-0.31Fe II
SrN/A...0.10+-0.360.06+-0.36-2.81+-0.360.10+-0.360.06+-0.36Sr

Binary Parameters

Vrad -152.69+-0.27

Position

Right Ascension : 15 16 46.69 Declination : +43 33 31.3 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-07-04 N/A SUBARUHDS 36000 32-47 1800 -152.69+-0.27