SDSS-V Local Volume Mapper (LVM): The Integrated Light and Internal Rotation of Omega Centauri

arXiv:2607.28809 · astro-ph.GA · Submitted 2026-07-30 · Read on arXiv

Maximilian Häberle, Dmitry Bizyaev, Alina Boecker, Callie Clontz, Bruno Dias, Antoine Dumont, Evgeniya Egorova, Anja Feldmeier-Krause, José G. Fernández-Trincado, Pablo García, Thomas M. Herbst, Thomas Hilder, Hector Javier Ibarra-Medel, Amy M. Jones, Ralf Klessen, Nick Konidaris, Kathryn Kreckel, Alejandra Z. Lugo-Aranda, Alfredo Mejía-Narváez, Nadine Neumayer, Hans-Walter Rix, Alexandre Roman-Lopes, Sebastián Sánchez, Saroon Sasi, Anil Seth, Amrita Singh, Peter Smith, Rodolfo de J. Zermeño, Zixian Wang, Guillermo A. Blanc, Joel R. Brownstein, Niv Drory, Oleg Egorov, Evelyn J. Johnston, Ivan Katkov, Juna A. Kollmeier, Sorya Lambert

astro-ph.GA

Submitted: 2026-07-30

Comments: 16 pages, 13 figures. Accepted for publication in Astronomy & Astrophysics

Code: https://github.com/micappe/ppxf_data

Project page: https://omegacatalog.github.io

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

Terminology

• Metallicity — 28× in this paper · explained in 3 episodes
• Population Synthesis — 12× in this paper · explained in 2 episodes
• Calibration — 11× in this paper · explained in 7 episodes
• SDSS-V Local Volume Mapper — 11× in this paper
• Velocity Dispersion — 8× in this paper · explained in 2 episodes
• Abundance — 7× in this paper · explained in 1 episode
• alpha — 5× in this paper · explained in 1 episode
• Accuracy — 3× in this paper · explained in 1 episode
• Verification — 3× in this paper · explained in 2 episodes
• Aperture — 2× in this paper · explained in 1 episode
• Benchmark — 2× in this paper · explained in 2 episodes
• Benchmarking — 2× in this paper · explained in 3 episodes
• Initial Mass Function — 2× in this paper
• Initial Mass Function (IMF) — 2× in this paper · explained in 2 episodes
• Degeneracy — 1× in this paper · explained in 3 episodes
• European Space Agency — 1× in this paper
• Fidelity — 1× in this paper · explained in 2 episodes
• Hubble Space Telescope — 1× in this paper
• Robustness — 1× in this paper · explained in 5 episodes
• Society of Photo-Optical Instrumentation Engineers — 1× in this paper
• Trace — 1× in this paper · explained in 2 episodes

Sources

• A New Catalog of Globular Clusters in the Milky Way
• The chemo-dynamical complexity of omega Centauri: different kinematics for different populations
• oMEGACat. X. Shedding light on the disrupted dwarf galaxy of Omega Centauri

Related papers

• Apparent Stability in Self-Gravitating Turbulence and the Evolution of Molecular Clouds
• Two sets of potential-density basis pairs for the study of radial perturbations in collisionless spherical stellar systems
• Constraining reionization-era Ly alpha escape with JELS-MUSE: a highly complete H alpha-selected sample at z about6.1
• Deriving volume density profiles of filaments from observed surface densities
• Little Red Dots and Supermassive Black Hole Seed Formation in Ultralight Dark Matter Halos
• MEGATRON: how the first stars can create an iron metallicity plateau in the smallest dwarf galaxies