SMSSJ225851.25-265434.9

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 : 4612 log g : 0.80 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
C2-3.130.365.30-3.130.355.30C
Na2-3.430.062.81-3.430.052.81Na
Mg5-3.420.064.18-3.420.064.18Mg
Al1-4.33-0.852.12-4.33-0.852.12Al
Si1-2.790.694.72-2.790.694.72Si
Ca5-3.140.353.20-3.140.343.20Ca
Sc1-3.77-0.28-0.62-3.77-0.29-0.62Sc
Ti I3-3.070.421.88-3.070.411.88Ti I
Ti II17-3.51-0.031.44-3.51-0.031.44Ti II
Cr I4-4.01-0.531.63-4.01-0.531.63Cr I
Mn3-3.410.082.02-3.410.072.02Mn
Fe I82-3.480.004.02-3.480.004.02Fe I
Fe II6-3.470.014.03-3.470.014.03Fe II
Co4-3.380.111.61-3.380.101.61Co
Ni3-3.330.152.89-3.330.152.89Ni
Sr2-3.95-0.46-1.07-3.94-0.46-1.07Sr
Ba2-4.62-1.13-2.45-4.63-1.15-2.45Ba
Eu1<-2.82<0.67<-2.30<-2.82<0.66<-2.30Eu

Binary Parameters

Vrad 141.5

Position

Right Ascension : 22 58 51.25 Declination : -26 54 34.9 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2012-09-08 N/A MIKELCO 28000 27-45 2700 141.5