RAVEJ093730.5-062655

taken from 1 paper(s):

/C.M.Sakari et al.(2019)/

C.M.Sakari et al.,ApJ, 874, 148, 2019(ADS)

The R-Process Alliance: Discovery of a Low-α, r-process-enhanced Metal-poor Star in the Galactic Halo


Stellar Parameters

Teff : 5875+-55 log g : 2.31+-0.16 vturb : 2.14+-0.25

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
CHN/A...-0.55+-0.40...-2.58+-0.40-0.55+-0.405.85+-0.40CH
Na I1...-0.11+-0.134.27-1.970.06+-0.134.27Na I
Mg I3...-0.10+-0.035.64-1.960.07+-0.035.64Mg I
Al I2...-1.30+-0.073.29-3.16-1.13+-0.073.29Al I
Si I1...-0.21+-0.215.44-2.07-0.04+-0.215.44Si I
Ca I17...-0.01+-0.024.47-1.870.16+-0.024.47Ca I
Sc II7...-0.42+-0.050.87-2.28-0.25+-0.050.87Sc II
Ti I6...0.20+-0.033.29-1.660.37+-0.033.29Ti I
Ti II25...-0.03+-0.053.06-1.890.14+-0.053.06Ti II
Cr I7...0.21+-0.053.99-1.650.38+-0.053.99Cr I
Cr II4...0.13+-0.053.91-1.730.30+-0.053.91Cr II
Mn I1...-0.28+-0.103.29-2.14-0.11+-0.103.29Mn I
Fe I84-2.03+-0.05...5.47-2.03+-0.05...5.47Fe I
Fe II20-1.97+-0.11...5.53-1.97+-0.11...5.53Fe II
Co I1...-0.31+-0.112.82-2.17-0.14+-0.112.82Co I
Ni I2...-0.02+-0.064.32-1.900.13+-0.064.32Ni I
Zn I2...-0.15+-0.062.55-2.010.02+-0.062.55Zn I
Sr II1...-0.06+-0.240.95-1.920.11+-0.240.95Sr II
Y II2...-0.29+-0.100.06-2.15-0.12+-0.100.06Y II
Zr II2...-0.09+-0.100.63-1.950.08+-0.100.63Zr II
Ba II3...0.10+-0.080.42-1.760.27+-0.080.42Ba II
La II3...0.42+-0.08-0.34-1.440.59+-0.08-0.34La II
Ce II1...0.37+-0.080.09-1.490.54+-0.080.09Ce II
Pr II1...0.72+-0.12-0.42-1.140.89+-0.12-0.42Pr II
Nd II2...0.60+-0.110.16-1.260.77+-0.110.16Nd II
Eu II3...0.86+-0.08-0.48-1.001.03+-0.08-0.48Eu II
Gd II1...0.71+-0.08-0.03-1.100.93+-0.08-0.03Gd II
Dy II1...0.96+-0.120.2-0.901.13+-0.120.2Dy II
Th II1...<1.05<-0.79<-0.85<1.18<-0.79Th II

Binary Parameters

Vrad 268.8+-1.0

Position

Right Ascension : 09 37 30.54 Declination : -06 26 55.0 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2016-01-28 N/A APO 31500 100-170 3240 268.8+-1.0
2016-02-11 N/A APO 31500 100-170 N/A 268.8+-1.0
2017-03-02 N/A APO 31500 100-170 N/A 268.8+-1.0