Joint constraints on gravity and stellar orbital anisotropy in massive galaxies

arXiv:2607.06755 · astro-ph.GA, astro-ph.CO · Submitted 2026-07-07 · Read on arXiv

Wei Du, Liping Fu, Gong-Bo Zhao, Yiping Shu, Shuo Yuan, Zuhui Fan, Huanyuan Shan, Chenggang Shu

astro-ph.GA, astro-ph.CO

Submitted: 2026-07-07

Comments: 34 pages, 9 figures. Comments are welcome

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

Terminology

• Anisotropy — 73× in this paper · explained in 3 episodes
• Velocity Dispersion — 43× in this paper · explained in 2 episodes
• Aperture — 22× in this paper · explained in 1 episode
• Degeneracy — 12× in this paper · explained in 3 episodes
• Bayesian Framework — 9× in this paper · explained in 3 episodes
• Gravitational Lensing — 8× in this paper · explained in 2 episodes
• Weak Lensing — 5× in this paper · explained in 2 episodes
• Bayesian Inference — 3× in this paper · explained in 5 episodes
• BOSS Emission-Line Lens Survey — 2× in this paper
• Calibration — 2× in this paper · explained in 7 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Advanced Camera for Surveys — 1× in this paper
• Alignment — 1× in this paper · explained in 1 episode
• Anti-correlation — 1× in this paper · explained in 3 episodes
• Baryon Oscillation Spectroscopy Survey — 1× in this paper
• Baryonic Feedback — 1× in this paper · explained in 3 episodes
• China Manned Space — 1× in this paper
• Consistency — 1× in this paper · explained in 3 episodes
• Core — 1× in this paper · explained in 2 episodes
• Hubble Space Telescope — 1× in this paper
• Matter Power Spectrum — 1× in this paper · explained in 2 episodes
• National Natural Science Foundation of China — 1× in this paper
• Non-linear Coupling — 1× in this paper · explained in 2 episodes
• Physical Constraints — 1× in this paper · explained in 7 episodes
• Verification — 1× in this paper · explained in 2 episodes

Sources

• Spatially Resolved Kinematics of SLACS Lens Galaxies. II: Breaking Degeneracies with Lensing and Dynamical Models

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