Self-consistent Dynamical and Chaotic Tides in the REBOUNDx Framework

At high eccentricities, tidal forcing excites vibrational modes within orbiting bodies known as dynamical tides. In this paper, we implement the coupled evolution of these modes with the body’s orbit in the REBOUNDx framework, an extension to the popular N -body integrator REBOUND . We provide a var...

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Bibliographic Details
Main Authors: Donald Liveoak, Sarah C. Millholland, Michelle Vick, Daniel Tamayo
Format: Article
Language:English
Published: IOP Publishing 2025-01-01
Series:The Astrophysical Journal
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Online Access:https://doi.org/10.3847/1538-4357/adefe7
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Summary:At high eccentricities, tidal forcing excites vibrational modes within orbiting bodies known as dynamical tides. In this paper, we implement the coupled evolution of these modes with the body’s orbit in the REBOUNDx framework, an extension to the popular N -body integrator REBOUND . We provide a variety of test cases relevant to exoplanet dynamics and demonstrate overall agreement with prior studies of dynamical tides in the secular regime. Our implementation is readily applied to various high-eccentricity scenarios and allows for fast and accurate N -body investigations of astrophysical systems for which dynamical tides are relevant.
ISSN:1538-4357