Bar-induced migration of omega Centauri away from Gaia Sausage-Enceladus

arXiv:2606.12516 · astro-ph.GA · Submitted 2026-06-10 · Read on arXiv

astro-ph.GA

Submitted: 2026-06-10

Updated: 2026-09-01

Comments: 7 pages, 5 figures, published in MNRAS

DOI: 10.1093/mnras/stag1449

Code: https://github.com/adllmr/oCen_bar

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Metallicity — 9× in this paper · explained in 3 episodes
• Abundance — 5× in this paper · explained in 1 episode
• Gaia Sausage-Enceladus — 4× in this paper
• Core — 3× in this paper · explained in 2 episodes
• Action Space — 1× in this paper · explained in 1 episode
• Adam — 1× in this paper · explained in 2 episodes
• Boltzmann Equation — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes
• alpha — 1× in this paper

Sources

• A New Catalog of Globular Clusters in the Milky Way
• Disentangling the Galaxy's Gordian knot: evidence from $APOGEE-Gaia$ for a knotted and slower bar in the Milky Way
• The orbital anisotropy profile of the Gaia-Sausage/Enceladus accretion remnant
• The Last Galactic Firework: Timing the last significant merger with stars, globular clusters and $\omega$Centauri

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