SDSSJ1242-0336

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 : 5150 log g : 2.5 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...0.64+-0.146.30+-0.14-2.13+-0.140.64+-0.146.30+-0.14C
NaN/A...0.22+-0.203.68+-0.20-2.56+-0.200.21+-0.203.68+-0.20Na
MgN/A...0.29+-0.145.11+-0.14-2.49+-0.140.28+-0.145.11+-0.14Mg
CaN/A...0.23+-0.183.80+-0.18-2.54+-0.180.23+-0.183.80+-0.18Ca
TiN/A...0.26+-0.302.43+-0.30-2.52+-0.300.25+-0.302.43+-0.30Ti
Fe IN/A-2.77+-0.34...4.73+-0.34-2.77+-0.34...4.73+-0.34Fe I
Fe IIN/A-2.75+-0.34...4.75+-0.34-2.75+-0.34...4.75+-0.34Fe II
SrN/A...-0.02+-0.300.07+-0.30-2.80+-0.30-0.03+-0.300.07+-0.30Sr
BaN/A...-0.11+-0.37-0.70+-0.37-2.88+-0.37-0.11+-0.37-0.70+-0.37Ba

Binary Parameters

Vrad 92.14+-0.06

Position

Right Ascension : 12 42 04.43 Declination : -03 36 18.0 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 41-71 600 92.14+-0.06