SDSSJ0825+0403

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 : 6400 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
MgN/A...0.44+-0.234.44+-0.23-3.16+-0.230.44+-0.234.44+-0.23Mg
CaN/A...0.63+-0.313.37+-0.31-2.97+-0.310.63+-0.313.37+-0.31Ca
Fe IN/A-3.60+-0.25...3.90+-0.25-3.60+-0.25...3.90+-0.25Fe I

Binary Parameters

Vrad 10.90+-0.73

Position

Right Ascension : 08 25 21.29 Declination : +04 03 34.4 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 29-45 2400 10.90+-0.73