LAMOSTJ081413.16+330557.5

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 : 5853+-237 log g : 3.52+0.16-0.22 vturb : 1.2

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...+4.10+-0.201.76+-0.20-1.50+-0.201.89+-0.201.76+-0.20Li I
CN/A...<+1.10...<-2.29<1.10<6.14C
Na I2...-0.05+-0.052.80+-0.05-3.44+-0.05-0.05+-0.052.80+-0.05Na I
Mg I3...+0.33+-0.044.54+-0.04-3.06+-0.040.33+-0.044.54+-0.04Mg I
Ca I1...+0.61+-0.073.56+-0.07-2.78+-0.070.61+-0.073.56+-0.07Ca I
Fe I13-3.39+-0.050.00+-0.054.11+-0.05-3.39+-0.050.00+-0.054.11+-0.05Fe I

Binary Parameters

Vrad +67.2

Position

Right Ascension : 08 14 13.16 Declination : +33 05 57.5 Galactic Longitude (l) : N/A Galactic Latitude (b) : N/A

Observing Log

Date of Observation JD Facility Resolution S/N Exposure Time Vrad
2020-01-21 N/A GEMINIGRACES 45000 57 5400 +67.2