SDSSJ1734+4316

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 : 5200 log g : 2.7 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...1.78+-0.147.70+-0.14-0.73+-0.141.78+-0.147.70+-0.14C
NaN/A...0.43+-0.244.16+-0.24-2.08+-0.240.43+-0.244.16+-0.24Na
MgN/A...0.23+-0.195.32+-0.19-2.28+-0.190.23+-0.195.32+-0.19Mg
CaN/A...0.23+-0.184.07+-0.18-2.27+-0.180.24+-0.184.07+-0.18Ca
TiN/A...0.20+-0.322.64+-0.32-2.31+-0.320.20+-0.322.64+-0.32Ti
Fe IN/A-2.51+-0.34...4.99+-0.34-2.51+-0.34...4.99+-0.34Fe I
Fe IIN/A-2.51+-0.34...4.99+-0.34-2.51+-0.34...4.99+-0.34Fe II
BaN/A...1.61+-0.361.28+-0.36-0.90+-0.361.61+-0.361.28+-0.36Ba

Binary Parameters

Vrad -211.93+-0.09

Position

Right Ascension : 17 34 17.89 Declination : +43 16 06.6 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-10-04 N/A SUBARUHDS 36000 28-49 1500 -211.93+-0.09