Biases in Tests of General Relativity from Microlensed Gravitational-Wave Signals

arXiv:2607.16458 · gr-qc, astro-ph.HE · Submitted 2026-07-17 · Read on arXiv

Anirban Kopty, Apratim Ganguly, N. V. Krishnendu, Anuj Mishra

gr-qc, astro-ph.HE

Submitted: 2026-07-17

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

Terminology

• Microlensing — 80× in this paper · explained in 2 episodes
• Consistency — 24× in this paper · explained in 3 episodes
• Gravitational Lensing — 8× in this paper · explained in 2 episodes
• Bayesian Inference — 6× in this paper · explained in 5 episodes
• Frequency Dependence — 2× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Core — 1× in this paper · explained in 2 episodes
• Inter-University Centre for Astronomy and Astrophysics — 1× in this paper
• Robustness — 1× in this paper · explained in 5 episodes
• Systematic Bias — 1× in this paper · explained in 3 episodes

Sources

• Tests of General Relativity and Alternative theories of gravity using Gravitational Wave observations
• Testing General Relativity with Gravitational Waves: An Overview
• 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
• 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: An Introduction to Version 5.0 of the Gravitational-Wave Transient Catalog
• Tests of General Relativity with the Binary Black Hole Signals from the LIGO-Virgo Catalog GWTC-1
• Tests of General Relativity with Binary Black Holes from the second LIGO-Virgo Gravitational-Wave Transient Catalog
• Tests of General Relativity with GWTC-3
• GWTC-4.0: Tests of General Relativity. I. Overview and General Tests
• GWTC-4.0: Tests of General Relativity. II. Parameterized Tests
• GWTC-4.0: Tests of General Relativity. III. Tests of the Remnants
• Possible Causes of False General Relativity Violations in Gravitational Wave Observations
• Systematic bias on parameterized tests of general relativity due to neglect of orbital eccentricity
• Systematic bias on the inspiral-merger-ringdown consistency test due to neglect of orbital eccentricity
• Effect of Ignoring Eccentricity in Testing General Relativity with Gravitational Waves
• A study of the Inspiral-Merger-Ringdown Consistency Test with gravitational-wave signals from compact binaries in eccentric orbits
• Testing general relativity with gravitational-wave catalogs: the insidious nature of waveform systematics

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