SMSSJ200228.85-533114.4

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 : 4648 log g : 1.10 vturb : 2.70

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
C2-3.68-0.464.75-3.68-0.464.75C
Na2-2.600.623.65-2.590.633.65Na
Mg6-2.650.574.95-2.650.574.95Mg
Al2-4.13-0.912.32-4.13-0.912.32Al
Si2-2.410.815.10-2.410.815.10Si
Ca7-2.950.273.39-2.950.273.39Ca
Sc1-3.020.200.13-3.020.200.13Sc
Ti I6-3.180.041.77-3.180.041.77Ti I
Ti II28-2.880.332.07-2.880.342.07Ti II
Cr I6-3.53-0.312.11-3.53-0.312.11Cr I
Mn3-3.61-0.391.82-3.61-0.391.82Mn
Fe I76-3.220.004.28-3.220.004.28Fe I
Fe II9-3.22-0.004.28-3.22-0.004.28Fe II
Co3-3.34-0.131.65-3.34-0.121.65Co
Ni3-3.31-0.092.91-3.31-0.092.91Ni
Zn1-2.510.712.05-2.510.712.05Zn
Sr2-3.42-0.20-0.55-3.42-0.20-0.55Sr
Ba2-3.210.02-1.02-3.200.02-1.02Ba
Eu1<-3.21<0.01<-2.69<-3.21<0.01<-2.69Eu

Binary Parameters

Vrad 231.5

Position

Right Ascension : 20 02 28.85 Declination : -53 31 14.4 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 20-22 4200 231.5