SDSSJ1241-0837

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...0.50+-0.146.20+-0.14-2.23+-0.140.50+-0.146.20+-0.14C
NaN/A...-0.15+-0.263.36+-0.26-2.88+-0.26-0.15+-0.263.36+-0.26Na
MgN/A...-0.33+-0.254.54+-0.25-3.06+-0.25-0.33+-0.254.54+-0.25Mg
CaN/A...0.23+-0.243.84+-0.24-2.50+-0.240.23+-0.243.84+-0.24Ca
TiN/A...-0.10+-0.322.12+-0.32-2.83+-0.32-0.10+-0.322.12+-0.32Ti
Fe IN/A-2.73+-0.34...4.77+-0.34-2.73+-0.34...4.77+-0.34Fe I
Fe IIN/A-2.71+-0.37...4.79+-0.37-2.71+-0.37...4.79+-0.37Fe II
BaN/A...-0.45+-0.46-1.00+-0.46-3.18+-0.46-0.45+-0.46-1.00+-0.46Ba

Binary Parameters

Vrad 334.23+-0.11

Position

Right Ascension : 12 41 23.93 Declination : -08 37 25.5 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 28-48 1200 334.23+-0.11