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Multistability and complexity in the planar spin-orbit problem

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Autor(es):
de Oliveira, Vitor M.
Número total de Autores: 1
Tipo de documento: Artigo Científico
Fonte: COMMUNICATIONS IN NONLINEAR SCIENCE AND NUMERICAL SIMULATION; v. 150, p. 13-pg., 2025-11-01.
Resumo

The tidal evolution of a deformable body may lead to a state where its rotational and orbital motion are in resonance. In this work, we numerically investigate and visually illustrate some dynamical properties of the dissipative spin-orbit problem, namely, the co-existence of multiple periodic and quasi-periodic attractors, and the complexity of the corresponding basins of attraction. We apply our methodology first to Hyperion, and later to the Moon and Mercury. Our results provide a visual aid to understand the complicated dynamics of the system, and show that the different dynamical scenarios in this problem can be well characterized by the Gibbs entropy. (AU)

Processo FAPESP: 22/12785-1 - Dinâmica rotacional de corpos próximos um ao outro sob evolução de maré
Beneficiário:Vitor Martins de Oliveira
Modalidade de apoio: Bolsas no Exterior - Estágio de Pesquisa - Pós-Doutorado
Processo FAPESP: 21/11306-0 - Acoplamento spin-órbita: o efeito da reologia
Beneficiário:Vitor Martins de Oliveira
Modalidade de apoio: Bolsas no Brasil - Pós-Doutorado