TYC5911-452-1

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 : 6220 log g : 4.07 vturb : 1.77

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
Na4...0.31+-0.02...-2.01+-0.020.31+-0.024.23+-0.02Na
Mg1...0.75...-1.570.756.03Mg
Si1...0.45+-0.10...-1.87+-0.100.45+-0.105.64+-0.10Si
K14...0.26+-0.01...-2.06+-0.010.26+-0.012.97+-0.01K
Ca3...0.04+-0.02...-2.28+-0.020.04+-0.024.06+-0.02Ca
Sc5...0.39+-0.04...-1.93+-0.040.39+-0.041.22+-0.04Sc
Ti I15...0.44+-0.01...-1.88+-0.010.44+-0.013.07+-0.01Ti I
FeN/A-2.32......-2.32...5.18Fe
Co1...0.09...-2.230.092.76Co
Sr2...-0.23+-0.07...-2.55+-0.07-0.23+-0.070.32+-0.07Sr
Ba1...-0.68+-0.10...-3.00+-0.10-0.68+-0.10-0.82+-0.10Ba
EuN/A...<0.72...<-1.60<0.72<-1.08Eu

Binary Parameters

Vrad 12.1+-0.5

Position

Right Ascension : 04 53 22.64 Declination : -22 10 39.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2016-12-13 N/A APO 31500 70-130 1620 12.1+-0.5