The Gaia-ESO Survey: empirical estimates of stellar ages from lithium equivalent widths (eagles)

Autor:	R D Jeffries, R J Jackson, Nicholas J Wright, G Weaver, G Gilmore, S Randich, A Bragaglia, A J Korn, R Smiljanic, K Biazzo, A R Casey, A Frasca, A Gonneau, G Guiglion, L Morbidelli, L Prisinzano, G G Sacco, G Tautvaišienė, C C Worley, S Zaggia
Rok vydání:	2023
Předmět:	Earth and Planetary Astrophysics (astro-ph.EP) fundamental parameters [stars] FOS: Physical sciences Astronomy and Astrophysics pre-main-sequence [stars] Astrophysics - Astrophysics of Galaxies abundances [stars] Astronomi astrofysik och kosmologi Astrophysics - Solar and Stellar Astrophysics Space and Planetary Science evolution [stars] Astrophysics of Galaxies (astro-ph.GA) Astronomy Astrophysics and Cosmology general [open clusters and associations] Solar and Stellar Astrophysics (astro-ph.SR) Astrophysics - Earth and Planetary Astrophysics
Zdroj:	Monthly Notices of the Royal Astronomical Society. 523:802-824
ISSN:	1365-2966 0035-8711
DOI:	10.1093/mnras/stad1293
Popis:	We present an empirical model of age-dependent photospheric lithium depletion, calibrated using a large, homogeneously-analysed sample of 6200 stars in 52 open clusters, with ages from 2--6000 Myr and $-0.3 Accepted for publication in Monthly Notices of the Royal Astronomical Society. Code available at https://github.com/robdjeff/eagles
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ac8292f25723f2a5ef1f6270a822e87f https://doi.org/10.1093/mnras/stad1293 Zobrazit plný text záznamu