SMSSJ175021.86-414627.2

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 : 4968 log g : 1.70 vturb : 1.95

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
C2-2.400.366.03-2.400.366.03C
Na2-2.400.363.84-2.400.363.84Na
Mg9-2.430.335.17-2.430.335.17Mg
Al1-3.66-0.902.79-3.66-0.902.79Al
Si2-2.090.665.42-2.090.675.42Si
Ca20-2.400.363.94-2.400.363.94Ca
Sc5-3.01-0.250.14-3.01-0.250.14Sc
Ti I16-2.540.212.41-2.540.222.41Ti I
Ti II41-2.570.192.38-2.570.192.38Ti II
Cr I7-3.05-0.292.59-3.05-0.292.59Cr I
Mn7-3.19-0.432.24-3.19-0.432.24Mn
Fe I113-2.760.004.74-2.760.004.74Fe I
Fe II13-2.76-0.014.74-2.76-0.014.74Fe II
Co4-2.740.012.25-2.740.022.25Co
Ni4-2.81-0.063.41-2.81-0.053.41Ni
Sr2-3.23-0.47-0.36-3.23-0.47-0.36Sr
Ba2-3.18-0.42-1.00-3.18-0.42-1.00Ba
Eu1<-2.52<0.24<-2.00<-2.52<0.24<-2.00Eu

Binary Parameters

Vrad -163.0

Position

Right Ascension : 17 50 21.86 Declination : -41 46 27.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2013-05-31 N/A MIKELCO 35000 33-52 1200 -163.0