Joint inference of line-of-sight acceleration and orbital eccentricity in neutron-star--black-hole binaries

arXiv:2606.28156 · gr-qc, astro-ph.HE · Submitted 2026-06-26 · Read on arXiv

Lorenzo Pompili, Aldo Gamboa, Alessandra Buonanno

gr-qc, astro-ph.HE

Submitted: 2026-06-26

Comments: 16 pages, 6 figures

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

Terminology

• Degeneracy — 10× in this paper · explained in 3 episodes
• Bayesian Inference — 6× in this paper · explained in 5 episodes
• Accuracy — 5× in this paper · explained in 1 episode
• AGN — 4× in this paper · explained in 1 episode
• Aligned-Spin Model — 2× in this paper · explained in 1 episode
• Consistency — 2× in this paper · explained in 3 episodes
• Academia Sinica — 1× in this paper
• Calibration — 1× in this paper · explained in 7 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Gravitational Wave Emission — 1× in this paper · explained in 2 episodes
• Model-Agnostic — 1× in this paper · explained in 2 episodes
• Signal-to-noise ratio (SNR) — 1× in this paper · explained in 2 episodes
• Systematic Bias — 1× in this paper · explained in 3 episodes
• Trace — 1× in this paper · explained in 2 episodes
• United States National Science Foundation — 1× in this paper

Sources

• Advanced LIGO
• Advanced Virgo: a 2nd generation interferometric gravitational wave detector
• Overview of KAGRA: Detector design and construction history
• Observation of Gravitational Waves from a Binary Black Hole Merger
• GWTC-1: A Gravitational-Wave Transient Catalog of Compact Binary Mergers Observed by LIGO and Virgo during the First and Second Observing Runs
• GWTC-2: Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run
• GWTC-2.1: Deep Extended Catalog of Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run
• GWTC-3: Compact Binary Coalescences Observed by LIGO and Virgo During the Second Part of the Third Observing Run
• Gravitational waves from scattering of stellar-mass black holes in galactic nuclei
• The Formation of Eccentric Compact Binary Inspirals and the Role of Gravitational Wave Emission in Binary-Single Stellar Encounters
• Eccentric Black Hole Mergers Forming in Globular Clusters
• Post-Newtonian Dynamics in Dense Star Clusters: Formation, Masses, and Merger Rates of Highly-Eccentric Black Hole Binaries
• Eccentric Black Hole Mergers in Dense Star Clusters: The Role of Binary-Binary Encounters
• AGN as Potential Factories for Eccentric Black Hole Mergers
• Eccentric Black Hole Mergers in Active Galactic Nuclei
• GWTC-4.0: Updating the Gravitational-Wave Transient Catalog with Observations from the First Part of the Fourth LIGO-Virgo-KAGRA Observing Run
• GWTC-5.0: Observations from the Second Part of the Fourth LIGO-Virgo-KAGRA Observing Run and Updates to the Gravitational-Wave Transient Catalog
• GWTC-5.0: Population Properties of Merging Compact Binaries
• Implications of Eccentric Observations on Binary Black Hole Formation Channels
• Double black hole mergers in nuclear star clusters: eccentricities, spins, masses, and the growth of massive seeds

Related papers

• Improving Slow-Roll Estimates in Starobinsky Inflation Using an Analytic Hubble Parameter
• Listening to the Horizon: Probing Near-Horizon Reflectivity with GW250114
• A Pairwise Surrogate for Gravitational-Wave Spectra from Highly Relativistic Vacuum Bubble Collisions
• Tests of General Relativity with Einstein Telescope
• A weakly modelled view of the joint compact-binary mass plane: population structure and spectral-siren cosmology
• Unitary quantum matter-bounce in a universe with a positive cosmological constant