3 papers
astro-ph.EP2026
Revisiting the dynamics of the Prometheus-Pandora system
Demétrio Tadeu Ceccatto, Nelson Callegari, Gabriel Teixeira Guimarães
This study revisits the dynamics of Prometheus and Pandora. The analysis focuses on their current orbits and considers mutual perturbations and the non-spherical shape of Saturn. N…
astro-ph.EP2025
Orbital Dynamics of Atlas (S XV): Its Current Orbit and the Recent Past
Demétrio Tadeu Ceccatto, Nelson Callegari, Gabriel Teixeira Guimarães +1
This study comprehensively analyzes Atlas's current orbit, focusing on the secular and resonant perturbations caused by Prometheus, Pandora, and Saturn's oblateness. We performed n…
astro-ph.EP2024
A Hamiltonian for 1/1 Rotational Secondary Resonances, and Application to Small Satellites of Saturn and Jupiter
Nelson Callegari
In this work, we study the dynamics of rotation of the small satellites Methone and Aegaeon and revisit previous works on the rotation of Prometheus, Metis, and Amalthea. In all ca…