SMSSJ191802.51-851523.0

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 : 5035 log g : 2.20 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
C2-2.590.045.83-2.600.025.83C
Na2-2.010.624.23-2.010.614.23Na
Mg5-2.410.215.19-2.410.215.19Mg
Al1-3.05-0.433.40-3.05-0.433.40Al
Si1-2.240.385.27-2.240.385.27Si
Ca5-2.310.324.03-2.310.314.03Ca
Sc1-2.570.060.58-2.570.050.58Sc
Ti I4-2.500.132.45-2.500.122.45Ti I
Ti II24-1.930.693.02-1.930.693.02Ti II
Cr I7-2.80-0.172.84-2.80-0.182.84Cr I
Mn2-3.17-0.542.25-3.18-0.562.25Mn
Fe I67-2.620.004.88-2.620.004.88Fe I
Fe II11-2.600.024.90-2.600.024.90Fe II
Co1-1.071.553.92-1.071.553.92Co
Ni1-2.69-0.073.53-2.69-0.073.53Ni
Sr2-2.71-0.080.16-2.71-0.090.16Sr
Ba2-2.67-0.04-0.49-2.67-0.05-0.49Ba
Eu1<-1.87<0.76<-1.35<-1.87<0.75<-1.35Eu

Binary Parameters

Vrad 198.9

Position

Right Ascension : 19 18 02.51 Declination : -85 15 23.0 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 12-34 3600 198.9