J014519.5-280058

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 : 4582 log g : 0.69 vturb : 1.57

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
Mg2...0.48+-0.05...-2.12+-0.050.48+-0.055.48+-0.05Mg
Si3...0.69+-0.38...-1.91+-0.380.69+-0.385.60+-0.38Si
K1...0.17+-0.10...-2.43+-0.100.17+-0.102.60+-0.10K
Ca20...0.28+-0.01...-2.32+-0.010.28+-0.014.02+-0.01Ca
Sc9...-0.05+-0.03...-2.65+-0.03-0.05+-0.030.50+-0.03Sc
Ti I14...0.28+-0.01...-2.32+-0.010.28+-0.012.63+-0.01Ti I
Ti II21...0.29+-0.02...-2.31+-0.020.29+-0.022.64+-0.02Ti II
V1...2.55...-0.052.553.88V
Cr1...-0.25+-0.01...-2.85+-0.01-0.25+-0.012.79+-0.01Cr
Mn2...-0.37+-0.15...-2.97+-0.15-0.37+-0.152.46+-0.15Mn
Fe I79-2.60+-0.02......-2.60+-0.02...4.90+-0.02Fe I
Fe II12-2.58+-0.05......-2.58+-0.05...4.92+-0.05Fe II
Ni9...0.02+-0.02...-2.58+-0.020.02+-0.023.64+-0.02Ni
Zn1...0.40...-2.200.402.36Zn
Sr1...-0.02+-0.20...-2.62+-0.20-0.02+-0.200.25+-0.20Sr
Y4...-0.09+-0.05...-2.69+-0.05-0.09+-0.05-0.48+-0.05Y
Ba2...-1.05+-0.06...-3.65+-0.06-1.05+-0.06-1.47+-0.06Ba
EuN/A...<0.10...<-2.50<0.10<-1.98Eu

Binary Parameters

Binarity Positive
Vrad 36.9+-3.2

Position

Right Ascension : 01 45 19.52 Declination : -28 00 58.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2017-02-02 N/A APO 31500 20-75 1500 36.9+-3.2
2017-12-28 N/A APO 31500 20-75 1500 36.9+-3.2