Evidence for orbital eccentricity supports a hierarchical origin for GW231123

arXiv:2610.12205 · astro-ph.HE, gr-qc · Submitted 2026-10-08 · Read on arXiv

astro-ph.HE, gr-qc

Submitted: 2026-10-08

Updated: 2026-10-08

Terminology

• Calibration — 11× in this paper · explained in 7 episodes
• Consistency — 8× in this paper · explained in 3 episodes
• Microlensing — 3× in this paper · explained in 2 episodes
• Robustness — 3× in this paper · explained in 5 episodes
• Bayesian Inference — 2× in this paper · explained in 5 episodes
• AGN — 1× in this paper · explained in 1 episode
• Gravitational Lensing — 1× in this paper · explained in 2 episodes
• Non-stationarity — 1× in this paper · explained in 2 episodes

Sources

• Eccentricity in Disguise? Insights from GW231123 and Numerically Simulated Binary Black Hole Merger Signals
• GWTC-4.0: Searches for Gravitational-Wave Lensing Signatures
• How significant is the lensing interpretation of GW231123?
• The diffraction-lensing interpretation of GW231123 with astrophysical priors

Related papers

• Numerical Studies of Accretion Flows onto a Neutron Star Engulfed in a Massive Star
• Collisionless Accretion of Finite-Angular-Momentum Plasma onto a Spinning Black Hole
• Impact of Magnetic Field Topology on Electromagnetic and Gravitational Waves from Binary Neutron Star Merger Remnants
• XRISM Resolve Spectroscopy of GX 5-1: Constraints on Iron Spectral Features in a Luminous Neutron-Star Binary
• SN 1006: A Cosmic Laboratory for Investigating Shock Acceleration Physics
• Neutrino Spectral Pinching in 3D Core-Collapse Supernovae: Late-Time Convergence, Failed-Explosion Signatures, and Viewing-Angle Dispersion