SMSSJ211657.83-012517.5

taken from 1 paper(s):

/A.F.Marino et al.(2019)/

A.F.Marino et al.,MNRAS, 485, 5153, 2019(ADS)

Keck HIRES spectroscopy of SkyMapper commissioning survey candidate extremely metal-poor stars


Stellar Parameters

Teff : 4837 log g : 1.61 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...0.05+-0.02...-2.51+-0.020.05+-0.025.92+-0.02C
Na I2...0.23+-0.10...-2.33+-0.100.23+-0.103.91+-0.10Na I
Mg I2...0.47+-0.07...-2.09+-0.070.47+-0.075.51+-0.07Mg I
Al I2...-0.83+-0.15...-3.39+-0.15-0.83+-0.153.06+-0.15Al I
Si I2...0.56+-0.43...-2.00+-0.430.56+-0.435.51+-0.43Si I
Ca I2...0.34+-0.02...-2.22+-0.020.34+-0.024.12+-0.02Ca I
Ti I4...0.30+-0.15...-2.26+-0.150.30+-0.152.69+-0.15Ti I
Ti II8...0.03+-0.18...-2.53+-0.180.03+-0.182.42+-0.18Ti II
Cr I4...-0.04+-0.16...-2.60+-0.16-0.04+-0.163.04+-0.16Cr I
Cr II1...0.17...-2.390.173.25Cr II
Mn3...-0.57+-0.16...-3.13+-0.16-0.57+-0.162.30+-0.16Mn
Fe I29-2.56+-0.15......-2.56+-0.15...4.94+-0.15Fe I
Fe II2-2.42+-0.07......-2.42+-0.07...5.08+-0.07Fe II
Co I5...0.21+-0.35...-2.35+-0.350.21+-0.352.64+-0.35Co I
Ni I1...0.18...-2.380.183.84Ni I
Sr II2...-0.18+-0.21...-2.74+-0.21-0.18+-0.210.13+-0.21Sr II
Ba II3...-0.41+-0.09...-2.97+-0.09-0.41+-0.09-0.79+-0.09Ba II
Eu II1...0.28...-2.280.28-1.76Eu II

Binary Parameters

Vrad -155.4

Position

Right Ascension : 21 16 57.83 Declination : -01 25 17.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
N/A N/A KECKHIRES 50000 21-22 900 -155.4