From S2 to LISA: Astrometric Bounds on Extreme-Mass-Ratio Inspirals and Bursts

arXiv:2607.26127 · astro-ph.GA, astro-ph.CO, astro-ph.HE, gr-qc · Submitted 2026-07-28 · Read on arXiv

Andrea Caputo, Valerie Domcke

astro-ph.GA, astro-ph.CO, astro-ph.HE, gr-qc

Submitted: 2026-07-28

Comments: 22 pages, 10 figures; Claude Code-generated repository reproducing all results at https://github.com/andrea0292/s2-to-lisa

Code: https://github.com/andrea0292/s2-to-lisa

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

Terminology

• Mass Segregation — 10× in this paper · explained in 2 episodes
• Abundance — 5× in this paper · explained in 1 episode
• Accuracy — 5× in this paper · explained in 1 episode
• Benchmark — 5× in this paper · explained in 2 episodes
• Calibration — 5× in this paper · explained in 7 episodes
• Velocity Dispersion — 4× in this paper · explained in 2 episodes
• Bahcall Wolf — 3× in this paper
• AGN — 1× in this paper · explained in 1 episode
• Consistency — 1× in this paper · explained in 3 episodes
• N-body simulations — 1× in this paper · explained in 2 episodes
• Population Synthesis — 1× in this paper · explained in 2 episodes
• Scaling Laws — 1× in this paper · explained in 4 episodes
• Signal-to-noise ratio (SNR) — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes
• Unified Framework — 1× in this paper · explained in 5 episodes

Sources

• Prospects for observing extreme-mass-ratio inspirals with LISA
• Science with the space-based interferometer LISA. V: Extreme mass-ratio inspirals
• Gravitational wave background from extreme mass ratio inspirals
• Gravitational wave energy spectrum of a parabolic encounter
• Observing the Galaxy's massive black hole with gravitational wave bursts
• Gravitational Wave Peep Contributions to Background Signal Confusion Noise for LISA
• Extreme-mass-ratio-bursts from extragalactic sources
• Expectations for extreme-mass-ratio bursts from the Galactic Centre
• Steady state relativistic stellar dynamics around a massive black hole
• Relativistic Dynamics and Extreme Mass Ratio Inspirals
• Formation Rate of Extreme Mass Ratio Inspirals in Active Galactic Nuclei
• Dynamics around supermassive black holes: Extreme mass-ratio inspirals as gravitational-wave sources
• Semi-Analytical Fokker Planck Models for Nuclear Star Clusters
• Strong mass segregation around a massive black hole
• Multi-wavelength constraints on the local black hole occupation fraction
• Measuring Distance and Properties of the Milky Way's Central Supermassive Black Hole with Stellar Orbits
• LISA Definition Study Report
• The Galactic Center Massive Black Hole and Nuclear Star Cluster
• First Light for GRAVITY: Phase Referencing Optical Interferometry for the Very Large Telescope Interferometer
• Detection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole

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