Improved Population and EOS Joint Inference for Binary Neutron Star Systems

arXiv:2609.39057 · astro-ph.HE, gr-qc · Submitted 2026-09-30 · Read on arXiv

astro-ph.HE, gr-qc

Submitted: 2026-09-30

Updated: 2026-09-30

Comments: 20 pages, 15 figures. Presented at EM F2F session of the LVK meeting September 2026

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

Terminology

• Adam — 8× in this paper · explained in 2 episodes
• Bayesian Inference — 1× in this paper · explained in 5 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Construct Intrinsic Posterior — 1× in this paper
• Core — 1× in this paper · explained in 2 episodes
• Equation of State (EoS) — 1× in this paper · explained in 4 episodes
• Generalization — 1× in this paper · explained in 13 episodes
• Observational Selection Effects — 1× in this paper · explained in 2 episodes

Sources

• Inference on neutron star parameters and the nuclear equation of state with RIFT, using prior EOS information
• Astrophysical assumptions and equation of state framework have larger impact on equation of state inference than individual neutron star observations
• Inferring the neutron star equation of state simultaneously with the population of merging neutron stars
• Rapid and accurate parameter inference for coalescing, precessing compact binaries
• Inference of Neutron Star Mass Distributions and the Dense Matter Equation of State from Multi-messenger Observations
• The millisecond pulsar mass distribution: Evidence for bimodality and constraints on the maximum neutron star mass
• Narrowing RIFT: Focused simulation-based-inference for interpreting exceptional GW sources
• Astrophysics equation of state inference with Bayesian chiral effective field theory uncertainties
• Observational selection effects on radio pulsars are minimal for masses, but significant for orbits and spins
• A NICER view of PSR J1614 - 2230: a massive and compact millisecond pulsar
• A More Precise Measurement of the Radius of PSR J0740+6620 Using Updated NICER Data

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