J022938.7-130747

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 : 6510 log g : 4.54 vturb : 2.44

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...0.28+-0.01...-1.14+-0.010.28+-0.016.46+-0.01Mg
Si1...0.73+-0.01...-0.69+-0.010.73+-0.016.82+-0.01Si
K1...0.38+-0.10...-1.04+-0.100.38+-0.103.99+-0.10K
Ca3...0.10+-0.02...-1.32+-0.020.10+-0.025.02+-0.02Ca
Sc3...-0.08+-0.02...-1.50+-0.02-0.08+-0.021.65+-0.02Sc
Ti I3...0.54+-0.04...-0.88+-0.040.54+-0.044.07+-0.04Ti I
Ti II11...0.07+-0.04...-1.35+-0.040.07+-0.043.60+-0.04Ti II
V4...2.04+-0.30...0.62+-0.302.04+-0.304.55+-0.30V
Cr2...0.67+-0.21...-0.75+-0.210.67+-0.214.89+-0.21Cr
Mn1...0.40+-0.01...-1.02+-0.010.40+-0.014.41+-0.01Mn
Fe I18-1.42+-0.05......-1.42+-0.05...6.08+-0.05Fe I
Fe II1-1.45+-0.10......-1.45+-0.10...6.05+-0.10Fe II
Ni1...-0.02+-0.10...-1.44+-0.10-0.02+-0.104.78+-0.10Ni
Sr2...-0.37+-0.14...-1.79+-0.14-0.37+-0.141.08+-0.14Sr
Ba2...-0.32+-0.07...-1.74+-0.07-0.32+-0.070.44+-0.07Ba
EuN/A...<0.95...<-0.47<0.95<0.05Eu

Binary Parameters

Vrad 180.5+-0.5

Position

Right Ascension : 02 29 38.70 Declination : -13 07 46.6 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2017-02-03 N/A APO 31500 20-45 1800 180.5+-0.5