P246.9682+08.5360

taken from 1 paper(s):

/C.L.Kielty et al.(2021)/

C.L.Kielty et al.,MNRAS, 506, 1438, 2021(ADS)

The Pristine survey - XII. Gemini-GRACES chemo-dynamical study of newly discovered extremely metal-poor stars in the Galaxy


Stellar Parameters

Teff : 6114+-142 log g : 3.58+-0.10

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......1.92+-0.30-1.34+-0.302.44+-0.301.92+-0.30Li
O IN/A...<1.95...<-1.83<1.95<6.86O I
Na IN/A...<0.25...<-3.53<0.25<2.71Na I
Mg IN/A...<0.28...<-3.50<0.28<4.10Mg I
K IN/A...<2.00...<-1.78<2.00<3.25K I
Ca IN/A...<0.85...<-2.93<0.85<3.41Ca I
Ca IIN/A...<1.22...<-2.56<1.22<3.78Ca II
Sc IIN/A...<3.20...<-0.58<3.20<2.57Sc II
Ti IN/A...<1.40...<-2.38<1.40<2.57Ti I
Ti IIN/A...<1.35...<-2.43<1.35<2.52Ti II
Cr IN/A...<0.75...<-3.03<0.75<2.61Cr I
Mn IN/A...<1.85...<-1.93<1.85<3.50Mn I
FeN/A<-3.78......<-3.78...<3.72Fe
Fe IN/A<-3.65......<-3.65...<3.85Fe I
Fe IIN/A<-3.90......<-3.90...<3.60Fe II
Ni IN/A...<1.00...<-2.78<1.00<3.44Ni I
Cu IN/A...<2.35...<-1.43<2.35<2.76Cu I
Zn IN/A...<2.30...<-1.48<2.30<3.08Zn I
Y IIN/A...<2.35...<-1.43<2.35<0.78Y II
Zr IIN/A...<3.85...<0.07<3.85<2.65Zr II
Ba IIN/A...<1.00...<-2.78<1.00<-0.60Ba II
La IIN/A...<3.30...<-0.48<3.30<0.62La II
Nd IIN/A...<3.70...<-0.08<3.70<1.34Nd II
Eu IIN/A...<3.50...<-0.28<3.50<0.24Eu II

Binary Parameters

Vrad -58.0+-0.5

Position

Right Ascension : 16 27 52.37 Declination : +08 32 09.60 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2019-03-30 N/A GEMINIGRACES 65000 44 8800 -58.0+-0.5