J044150.9-230348

taken from 1 paper(s):

/C.M.Sakari et al.(2018)/


C.M.Sakari et al.,ApJ, 868, 110, 2018(ADS)

The R-Process Alliance: First Release from the Northern Search for r-process-enhanced Metal-poor Stars in the Galactic Halo


Stellar Parameters

Teff : 5525 log g : 1.63 vturb : 1.40

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
Mg1...0.53...-1.950.535.65Mg
Si2...1.54+-0.41...-0.94+-0.411.54+-0.416.57+-0.41Si
K1...0.33+-0.10...-2.15+-0.100.33+-0.102.88+-0.10K
Ca10...0.23+-0.02...-2.25+-0.020.23+-0.024.09+-0.02Ca
Sc4...-0.22+-0.07...-2.70+-0.07-0.22+-0.070.45+-0.07Sc
Ti I4...0.42+-0.07...-2.06+-0.070.42+-0.072.89+-0.07Ti I
Ti II15...0.29+-0.02...-2.19+-0.020.29+-0.022.76+-0.02Ti II
V1...0.64...-1.840.642.09V
Cr3...0.36+-0.08...-2.12+-0.080.36+-0.083.52+-0.08Cr
Fe I45-2.48+-0.03......-2.48+-0.03...5.02+-0.03Fe I
Fe II11-2.51+-0.05......-2.51+-0.05...4.99+-0.05Fe II
Ni4...0.06+-0.10...-2.42+-0.100.06+-0.103.80+-0.10Ni
Sr1...-0.22+-0.20...-2.70+-0.20-0.22+-0.200.17+-0.20Sr
Ba2...-0.41+-0.13...-2.89+-0.13-0.41+-0.13-0.71+-0.13Ba
EuN/A...<0.55...<-1.93<0.55<-1.41Eu

Binary Parameters

Vrad 58.5+-1.2

Position

Right Ascension : 04 41 50.86 Declination : -23 03 48.2 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2016-02-28 N/A APO 31500 30-76 1200 58.5+-1.2
2017-03-01 N/A APO 31500 30-76 1200 58.5+-1.2
2017-03-08 N/A APO 31500 30-76 1200 58.5+-1.2