P247.2115+06.6348

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 : 4848+-97 log g : 1.19+-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......<0.50<-2.76<0.54<0.50Li
O IN/A...<1.45...<-1.85<1.45<6.84O I
Na I2...-0.01+-0.21...-3.31+-0.21-0.01+-0.212.93+-0.21Na I
Mg I3...0.53+-0.16...-2.77+-0.160.53+-0.164.83+-0.16Mg I
K IN/A...<0.45...<-2.85<0.45<2.18K I
Ca I5...0.27+-0.17...-3.03+-0.170.27+-0.173.31+-0.17Ca I
Ca II2...0.24+-0.36...-3.06+-0.360.24+-0.363.28+-0.36Ca II
Sc IIN/A...<1.40...<-1.90<1.40<1.25Sc II
Ti I4...0.38+-0.18...-2.92+-0.180.38+-0.182.03+-0.18Ti I
Ti II4...0.43+-0.23...-2.87+-0.230.43+-0.232.08+-0.23Ti II
Cr I4...-0.18+-0.20...-3.48+-0.20-0.18+-0.202.16+-0.20Cr I
Mn IN/A...<0.35...<-2.95<0.35<2.48Mn I
Fe49-3.30+-0.16......-3.30+-0.16...4.20+-0.16Fe
Fe I45-3.26+-0.12......-3.26+-0.12...4.24+-0.12Fe I
Fe II4-3.50+-0.18......-3.50+-0.18...4.00+-0.18Fe II
Ni I1...-0.05+-0.20...-3.35+-0.20-0.05+-0.202.87+-0.20Ni I
Cu IN/A...<0.65...<-2.65<0.65<1.54Cu I
Zn IN/A...<1.10...<-2.20<1.10<2.36Zn I
Y IIN/A...<0.40...<-2.90<0.40<-0.69Y II
Zr IIN/A...<2.10...<-1.20<2.10<1.38Zr II
Ba II2...-0.80+-0.21...-4.10+-0.21-0.80+-0.21-1.92+-0.21Ba II
La IIN/A...<1.20...<-2.10<1.20<-1.00La II
Nd IIN/A...<1.35...<-1.95<1.35<-0.53Nd II
Eu IIN/A...<1.45...<-1.85<1.45<-1.33Eu II

Binary Parameters

Vrad -200.8+-0.4

Position

Right Ascension : 16 28 50.76 Declination : +06 38 05.28 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2019-03-31 N/A GEMINIGRACES 65000 47 6600 -200.8+-0.4