2MASSJ02031860-7930291

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 : 4720 log g : 1.10 vturb : 2.45

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
C2-3.55-0.524.88-3.55-0.524.88C
Mg5-2.510.515.09-2.510.525.09Mg
Al1-3.71-0.682.74-3.71-0.682.74Al
Ca9-2.650.373.69-2.650.383.69Ca
Sc1-2.870.160.28-2.870.160.28Sc
Ti I10-2.720.312.23-2.720.312.23Ti I
Ti II38-2.680.342.27-2.680.352.27Ti II
Cr I4-3.33-0.312.30-3.34-0.312.30Cr I
Mn3-3.49-0.461.94-3.49-0.461.94Mn
Fe I145-3.03-0.004.47-3.03-0.004.47Fe I
Fe II12-3.020.014.48-3.020.014.48Fe II
Co4-3.020.011.98-3.010.021.98Co
Ni2-3.17-0.143.05-3.17-0.143.05Ni
Sr2-3.25-0.23-0.39-3.26-0.23-0.39Sr
Ba2-2.960.07-0.78-2.960.07-0.78Ba
Eu1-2.670.36-2.15-2.670.36-2.15Eu

Binary Parameters

Vrad 23.3

Position

Right Ascension : 02 03 18.60 Declination : -79 30 29.1 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2013-01-07 N/A MIKELCO 35000 40-86 2000 23.3