SDSSJ1422+0031

taken from 2 paper(s):

/W.Aoki et al.(2013)/ /A.Arentsen et al.(2019)/

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 : 2.2 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...1.70+-0.147.10+-0.14-1.33+-0.141.70+-0.147.10+-0.14C
NaN/A...0.35+-0.243.57+-0.24-2.67+-0.240.36+-0.243.57+-0.24Na
MgN/A...0.76+-0.175.34+-0.17-2.26+-0.170.77+-0.175.34+-0.17Mg
CaN/A...-0.04+-0.323.28+-0.32-3.06+-0.32-0.03+-0.323.28+-0.32Ca
TiN/A...0.04+-0.321.96+-0.32-2.99+-0.320.04+-0.321.96+-0.32Ti
Fe IN/A-3.03+-0.34...4.47+-0.34-3.03+-0.34...4.47+-0.34Fe I
Fe IIN/A-3.02+-0.35...4.48+-0.35-3.02+-0.35...4.48+-0.35Fe II
SrN/A...1.04+-0.350.88+-0.35-1.99+-0.351.04+-0.350.88+-0.35Sr
BaN/A...-1.18+-0.44-2.03+-0.44-4.21+-0.44-1.18+-0.44-2.03+-0.44Ba

Binary Parameters

Vrad -120.20+-0.11

Position

Right Ascension : 14 22 37.43 Declination : +00 31 05.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2008-07-05 N/A SUBARUHDS 36000 33-59 2400 -120.20+-0.11

A.Arentsen et al.,AAP, 621, A108, 2019(ADS)

Binarity among CEMP-no stars: an indication of multiple formation pathways?


Stellar Parameters

Teff : 5200 log g : 2.2

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...1.77.11-1.321.717.11C
FeN/A-3.03......-3.03...4.47Fe
BaN/A...-1.18...-4.21-1.18-2.03Ba

Binary Parameters

Binarity Positive
Vrad -118.97+-6.09
Period 1600

Position

Right Ascension : 14 22 37.4 Declination : +00 31 05 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2014-03-01-000000 2456717.5 SALTHRS 16000 N/A N/A -125.43+-2.26
2015-02-18-020935 2457071.59 SALTHRS 16000 N/A N/A -113.96+-2.32
2015-04-10-002848 2457122.52 SALTHRS 16000 N/A N/A -112.35+-0.23