3 papers
astro-ph.SR2026
Chronos: Towards a self-consistent and absolute stellar age scale. I. A Bayesian hierarchical lithium-age model: Validation on the Pleiades cluster
L. González-RamÃrez, D. Barrado, J. Olivares +3
Context. Establishing a self-consistent age scale for stellar populations requires physically well-calibrated chronometers. Among these, lithium-based diagnostics, particularly the…
astro-ph.SR2025
Going Bayesian on the ages of nearby young stellar systems I. The expansion rate method
J. Olivares, A. Berihuete, H. Bouy
Context. Determining the ages of young stellar systems is fundamental to test and validate current star-formation theories. Aims. We aim at developing a Bayesian version of the exp…
astro-ph.GA2024
Kalkayotl 2.0 Bayesian phase-space modelling of star-forming regions, stellar associations, and open clusters
J. Olivares, H. Bouy, Trevor Z. Dorn-Wallenstein +1
Context: Star-forming regions, stellar associations, and open clusters are fundamental stellar systems where predictions from star-formation theories can be robustly contrasted wit…