Unified remnant models for aligned-spin, precessing, and eccentric binary black hole mergers

arXiv:2608.00934 · gr-qc, astro-ph.HE · Submitted 2026-08-02 · Read on arXiv

Tousif Islam, Digvijay Wadekar, Gaurav Khanna

gr-qc, astro-ph.HE

Submitted: 2026-08-02

Comments: Models are available through https://github.com/tousifislam/gwModels/

Code: https://github.com/tousifislam/gwModels

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

Terminology

• Calibration — 19× in this paper · explained in 7 episodes
• Accuracy — 17× in this paper · explained in 1 episode
• Normalizing Flow — 16× in this paper · explained in 3 episodes
• Normalizing Flows — 9× in this paper · explained in 4 episodes
• Adam — 6× in this paper · explained in 2 episodes
• Benchmark — 4× in this paper · explained in 2 episodes
• Consistency — 4× in this paper · explained in 3 episodes
• Interpretability — 4× in this paper · explained in 15 episodes
• Data Augmentation — 3× in this paper · explained in 7 episodes
• Fidelity — 3× in this paper · explained in 2 episodes
• Symbolic Regression — 3× in this paper · explained in 5 episodes
• AGN — 2× in this paper · explained in 1 episode
• Agentic AI — 2× in this paper · explained in 1 episode
• Aligned-Spin Model — 2× in this paper · explained in 1 episode
• Alignment — 2× in this paper · explained in 1 episode
• Center for Scientific Computing — 2× in this paper
• Population Synthesis — 2× in this paper · explained in 2 episodes
• Unified Framework — 2× in this paper · explained in 5 episodes
• Agentic Reasoning — 1× in this paper · explained in 1 episode
• Cluster Monte Carlo — 1× in this paper
• Core — 1× in this paper · explained in 2 episodes
• Distribution Shift — 1× in this paper · explained in 6 episodes
• Fine-Tuning — 1× in this paper · explained in 5 episodes
• Loss Function — 1× in this paper · explained in 2 episodes
• Regularization — 1× in this paper · explained in 3 episodes

Sources

• Getting a kick out of numerical relativity
• Modeling kicks from the merger of non-precessing black-hole binaries
• Modeling kicks from the merger of generic black-hole binaries
• Further insight into gravitational recoil
• Gravitational recoil from spinning binary black hole mergers
• Binary Black Holes: Spin Dynamics and Gravitational Recoil
• Gravitational Wave Recoil and the Retention of Intermediate Mass Black Holes
• Black-hole horizons as probes of black-hole dynamics I: post-merger recoil in head-on collisions
• Recoil Velocities from Equal-Mass Binary-Black-Hole Mergers
• Modeling gravitational recoil from precessing highly-spinning unequal-mass black-hole binaries
• Modeling maximum astrophysical gravitational recoil velocities
• Anatomy of the binary black hole recoil: A multipolar analysis
• Gravitational recoil velocities from eccentric binary black hole mergers
• Recoil velocities from equal-mass binary black-hole mergers: a systematic investigation of spin-orbit aligned configurations
• Understanding the "anti-kick" in the merger of binary black holes
• Hangup Kicks: Still Larger Recoils by Partial Spin/Orbit Alignment of Black-Hole Binaries
• Nonlinear Gravitational Recoil from the Mergers of Precessing Black-Hole Binaries
• Gravitational Recoil From Accretion-Aligned Black-Hole Binaries
• Multipole Analysis of Kicks in Collision of Binary Black Holes
• Binary black hole mergers: large kicks for generic spin orientations

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