SMSSJ010839.58-285701.5

taken from 1 paper(s):

/H.R.Jacobson et al.(2015)/


H.R.Jacobson et al.,ApJ, 807, 171, 2015(ADS)

High-Resolution Spectroscopic Study of Extremely Metal-Poor Star Candidates from the SkyMapper Survey


Stellar Parameters

Teff : 4855 log g : 1.55 vturb : 1.90

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
Li1......0.80-2.460.560.80Li
C2-2.800.225.62-2.810.215.62C
Na2-2.050.974.19-2.050.974.19Na
Mg5-2.570.455.03-2.570.455.03Mg
Al1-3.51-0.492.94-3.51-0.492.94Al
Si1-2.530.494.98-2.530.494.98Si
Ca15-2.600.423.74-2.600.423.74Ca
Sc1-2.950.070.20-2.950.070.20Sc
Ti I10-2.790.242.17-2.780.242.17Ti I
Ti II29-2.710.312.24-2.710.312.24Ti II
Cr I4-3.26-0.242.38-3.26-0.242.38Cr I
Mn3-3.20-0.182.23-3.20-0.182.23Mn
Fe I169-3.020.004.48-3.020.004.48Fe I
Fe II11-3.02-0.004.48-3.02-0.004.48Fe II
Co4-2.860.162.13-2.860.162.13Co
Ni4-3.04-0.023.18-3.04-0.023.18Ni
Zn2-2.700.321.86-2.700.321.86Zn
Sr2-3.31-0.29-0.43-3.30-0.28-0.43Sr
Ba2-3.27-0.25-1.08-3.26-0.24-1.08Ba
Eu1<-2.67<0.35<-2.15<-2.67<0.35<-2.15Eu

Binary Parameters

Vrad 137.7

Position

Right Ascension : 01 08 39.58 Declination : -28 57 01.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2013-01-08 N/A MIKELCO 28000 42-56 600 137.7