P244.8986+10.9310

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 : 6143+-150 log g : 3.72+-0.09

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......1.72+-0.61-1.54+-0.611.99+-0.611.72+-0.61Li
O IN/A...<1.45...<-2.08<1.45<6.61O I
Na I2...0.00+-0.15...-3.53+-0.150.00+-0.152.71+-0.15Na I
Mg I4...0.47+-0.18...-3.06+-0.180.47+-0.184.54+-0.18Mg I
K IN/A...<1.35...<-2.18<1.35<2.85K I
Ca I3...0.57+-0.16...-2.96+-0.160.57+-0.163.38+-0.16Ca I
Ca II3...1.16+-0.12...-2.37+-0.121.16+-0.123.97+-0.12Ca II
Sc IIN/A...<2.10...<-1.43<2.10<1.72Sc II
Ti IN/A...<1.10...<-2.43<1.10<2.52Ti I
Ti IIN/A...<1.00...<-2.53<1.00<2.42Ti II
Cr IN/A...<0.10...<-3.43<0.10<2.21Cr I
Mn IN/A...<1.15...<-2.38<1.15<3.05Mn I
Fe9-3.53+-0.29......-3.53+-0.29...3.97+-0.29Fe
Fe I6-3.52+-0.82......-3.52+-0.82...3.98+-0.82Fe I
Fe II3-3.57+-0.31......-3.57+-0.31...3.93+-0.31Fe II
Ni IN/A...<0.60...<-2.93<0.60<3.29Ni I
Cu IN/A...<1.70...<-1.83<1.70<2.36Cu I
Zn IN/A...<1.65...<-1.88<1.65<2.68Zn I
Y IIN/A...<1.70...<-1.83<1.70<0.38Y II
Zr IIN/A...<3.10...<-0.43<3.10<2.15Zr II
Ba II2...0.66+-0.25...-2.87+-0.250.66+-0.25-0.69+-0.25Ba II
La IIN/A...<2.60...<-0.93<2.60<0.17La II
Nd IIN/A...<2.95...<-0.58<2.95<0.84Nd II
Eu IIN/A...<3.10...<-0.43<3.10<0.09Eu II

Binary Parameters

Vrad -176.7+-0.3

Position

Right Ascension : 16 19 35.66 Declination : +10 55 51.60 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2018-04-25 N/A GEMINIGRACES 65000 86 7200 -176.7+-0.3
2018-06-15 N/A GEMINIGRACES 65000 86 N/A -176.7+-0.3