P182.5866+09.8940

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 : 6371+-260 log g : 4.51+-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......1.82+-0.22-1.44+-0.221.49+-0.221.82+-0.22Li
O IN/A...<1.20...<-1.73<1.20<6.96O I
Na I2...-0.55+-0.26...-3.48+-0.26-0.55+-0.262.76+-0.26Na I
Mg I2...-0.02+-0.22...-2.95+-0.22-0.02+-0.224.65+-0.22Mg I
K IN/A...<0.75...<-2.18<0.75<2.85K I
Ca I1...0.80+-0.28...-2.13+-0.280.80+-0.284.21+-0.28Ca I
Ca II3...0.73+-0.22...-2.20+-0.220.73+-0.224.14+-0.22Ca II
Sc IIN/A...<2.00...<-0.93<2.00<2.22Sc II
Ti IN/A...<0.80...<-2.13<0.80<2.82Ti I
Ti IIN/A...<0.95...<-1.98<0.95<2.97Ti II
Cr IN/A...<-0.20...<-3.13<-0.20<2.51Cr I
Mn IN/A...<0.85...<-2.08<0.85<3.35Mn I
Fe10-2.93+-0.21......-2.93+-0.21...4.57+-0.21Fe
Fe I7-2.90+-0.19......-2.90+-0.19...4.60+-0.19Fe I
Fe II3-3.20+-0.21......-3.20+-0.21...4.30+-0.21Fe II
Ni IN/A...<0.15...<-2.78<0.15<3.44Ni I
Cu IN/A...<1.40...<-1.53<1.40<2.66Cu I
Zn IN/A...<1.35...<-1.58<1.35<2.98Zn I
Y IIN/A...<1.50...<-1.43<1.50<0.78Y II
Zr IIN/A...<3.00...<0.07<3.00<2.65Zr II
Ba IIN/A...<0.35...<-2.58<0.35<-0.40Ba II
La IIN/A...<2.60...<-0.33<2.60<0.77La II
Nd IIN/A...<2.90...<-0.03<2.90<1.39Nd II
Eu IIN/A...<2.80...<-0.13<2.80<0.39Eu II

Binary Parameters

Vrad 95.3+-0.2

Position

Right Ascension : 12 10 20.78 Declination : +09 53 38.40 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2019-01-19 N/A GEMINIGRACES 65000 87 5400 95.3+-0.2