The JWST Ultramassive Galaxy Sample -- II. Supermassive Black Hole Masses for 8 Extreme Early-Type Galaxies via Jeans Anisotropic Modelling of High-Resolution Integral-Field NIRSpec Stellar Kinematics

arXiv:2609.21980 · astro-ph.GA · Submitted 2026-09-18 · Read on arXiv

astro-ph.GA

Submitted: 2026-09-18

Updated: 2026-09-18

Comments: 14 pages, 7 figures, LaTeX. Submitted to MNRAS

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

Terminology

• Jeans Anisotropic Modelling — 2× in this paper
• Anisotropy — 1× in this paper · explained in 3 episodes
• Velocity Dispersion — 1× in this paper · explained in 2 episodes

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