J152713.5-233618

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 : 6260 log g : 4.57 vturb : 1.83

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
LiN/A......2.46+-0.10-0.80+-0.100.98+-0.102.46+-0.10Li
Mg2...0.27+-0.03...-1.51+-0.030.27+-0.036.09+-0.03Mg
Ca14...0.14+-0.01...-1.64+-0.010.14+-0.014.70+-0.01Ca
Sc6...-0.06+-0.02...-1.84+-0.02-0.06+-0.021.31+-0.02Sc
Ti I3...0.43+-0.04...-1.35+-0.040.43+-0.043.60+-0.04Ti I
Ti II14...0.34+-0.01...-1.44+-0.010.34+-0.013.51+-0.01Ti II
V2...1.81+-0.75...0.03+-0.751.81+-0.753.96+-0.75V
Mn1...-0.20...-1.98-0.203.45Mn
Fe I35-1.78+-0.01......-1.78+-0.01...5.72+-0.01Fe I
Fe II3-1.80+-0.03......-1.80+-0.03...5.70+-0.03Fe II
Co1...0.07...-1.710.073.28Co
Ni1...0.00+-0.10...-1.78+-0.100.00+-0.104.44+-0.10Ni
Sr1...-0.18+-0.07...-1.96+-0.07-0.18+-0.070.91+-0.07Sr
Ba2...-0.11+-0.07...-1.89+-0.07-0.11+-0.070.29+-0.07Ba
EuN/A...<0.74...<-1.04<0.74<-0.52Eu

Binary Parameters

Vrad -0.2+-0.5

Position

Right Ascension : 15 27 13.54 Declination : -23 36 17.7 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2016-06-17 N/A APO 31500 50-150 900 -0.2+-0.5