SDSSJ092503.50+434718.4

taken from 1 paper(s):

/M.Jeong et al.(2023)/

M.Jeong et al.,ApJ, 948, 38, 2023(ADS)

Search for Extremely Metal-poor Stars with Gemini-N/Graces. I. Chemical-abundance Analysis


Stellar Parameters

Teff : 5631+-111 log g : 3.39+0.09-0.14 vturb : 1.8

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
Li I1...+3.80+-0.201.32+-0.20-1.94+-0.201.59+-0.201.32+-0.20Li I
CN/A...+1.40...-2.131.406.30C
Na I2...-0.28+-0.052.43+-0.05-3.81+-0.05-0.28+-0.052.43+-0.05Na I
Mg I2...+0.35+-0.054.42+-0.05-3.18+-0.050.35+-0.054.42+-0.05Mg I
Fe I7-3.53+-0.060.00+-0.063.97+-0.06-3.53+-0.060.00+-0.063.97+-0.06Fe I

Binary Parameters

Vrad +28.5

Position

Right Ascension : 09 25 03.50 Declination : +43 47 18.4 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2016-04-05 N/A GEMINIGRACES 45000 31 3450 +28.5