P016.2907+28.3957

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 : 5398+-116 log g : 2.40+-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......<0.82<-2.44<0.49<0.82Li
O IN/A...<1.40...<-1.53<1.40<7.16O I
Na I2...0.37+-0.18...-2.56+-0.180.37+-0.183.68+-0.18Na I
Mg I4...0.55+-0.11...-2.38+-0.110.55+-0.115.22+-0.11Mg I
K IN/A...<0.55...<-2.38<0.55<2.65K I
Ca I10...0.29+-0.13...-2.64+-0.130.29+-0.133.70+-0.13Ca I
Ca II3...1.17+-0.13...-1.76+-0.131.17+-0.134.58+-0.13Ca II
Sc II1...0.90+-0.53...-2.03+-0.530.90+-0.531.12+-0.53Sc II
Ti I4...0.48+-0.15...-2.45+-0.150.48+-0.152.50+-0.15Ti I
Ti II6...0.61+-0.11...-2.32+-0.110.61+-0.112.63+-0.11Ti II
Cr I4...-0.15+-0.16...-3.08+-0.16-0.15+-0.162.56+-0.16Cr I
Mn IN/A...<0.15...<-2.78<0.15<2.65Mn I
Fe56-2.93+-0.20......-2.93+-0.20...4.57+-0.20Fe
Fe I50-2.95+-0.26......-2.95+-0.26...4.55+-0.26Fe I
Fe II6-2.85+-0.28......-2.85+-0.28...4.65+-0.28Fe II
Ni I1...-0.05+-0.16...-2.98+-0.16-0.05+-0.163.24+-0.16Ni I
Cu IN/A...<0.50...<-2.43<0.50<1.76Cu I
Zn IN/A...<0.70...<-2.23<0.70<2.33Zn I
Y IIN/A...<0.30...<-2.63<0.30<-0.42Y II
Zr IIN/A...<1.80...<-1.13<1.80<1.45Zr II
Ba II2...2.13+-0.19...-0.80+-0.192.13+-0.191.38+-0.19Ba II
La II1...1.63+-0.42...-1.30+-0.421.63+-0.42-0.20+-0.42La II
Nd II1...1.45+-0.26...-1.48+-0.261.45+-0.26-0.06+-0.26Nd II
Eu IIN/A...<1.75...<-1.18<1.75<-0.66Eu II

Binary Parameters

Vrad -374.3+-0.5

Position

Right Ascension : 01 05 09.77 Declination : +28 23 44.52 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2019-11-08 N/A GEMINIGRACES 65000 112 5400 -374.3+-0.5