SDSSJ152202.10+305526.3

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 : 5698+-27 log g : 3.43+0.01-0.04 vturb : 1.5

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...+4.30+-0.201.65+-0.20-1.61+-0.202.09+-0.201.65+-0.20Li I
CN/A...<+1.03...<-2.67<1.03<5.76C
Mg I2...+0.42+-0.074.32+-0.07-3.28+-0.070.42+-0.074.32+-0.07Mg I
Fe I6-3.70+-0.060.00+-0.063.80+-0.06-3.70+-0.060.00+-0.063.80+-0.06Fe I

Binary Parameters

Vrad -353.9

Position

Right Ascension : 15 22 02.10 Declination : +30 55 26.3 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 38 4200 -353.9