Different paths, same appearance: an intermediate-age red nugget at z 0.13

arXiv:2607.21696 · astro-ph.GA · Submitted 2026-07-23 · Read on arXiv

F. La Barbera, F. Buitrago, I. Ferreras, C. Tortora

astro-ph.GA

Submitted: 2026-07-23

Comments: 16 pages, 15 figures, accepted for publication in A&A

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

Terminology

• Metallicity — 38× in this paper · explained in 3 episodes
• Abundance — 33× in this paper · explained in 1 episode
• Velocity Dispersion — 25× in this paper · explained in 2 episodes
• Aperture — 15× in this paper · explained in 1 episode
• Anisotropy — 4× in this paper · explained in 3 episodes
• Robustness — 3× in this paper · explained in 5 episodes
• alpha — 3× in this paper · explained in 1 episode
• Calibration — 2× in this paper · explained in 7 episodes
• Degeneracy — 2× in this paper · explained in 3 episodes
• Initial Mass Function (IMF) — 2× in this paper · explained in 2 episodes
• Aperture Correction — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Milky Way — 1× in this paper
• Stellar Feedback — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

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