论文标题

长期轨道动力学

Long-term orbital dynamics of trans-Neptunian objects

论文作者

Saillenfest, Melaine

论文摘要

本文回顾了影响跨核对象轨道的不同机制,范围从内部扰动(行星散射,平均动作共振,世俗效应)到外部扰动(银河系潮汐,经过的恒星)。我们概述了可用于建模和研究它们的理论工具,重点是分析方法。最终,我们将这些机制与观察到的跨核对象的不同种群进行了比较,并结论它们如何参与整个分布的雕刻。

This article reviews the different mechanisms affecting the orbits of trans-Neptunian objects, ranging from internal perturbations (planetary scattering, mean-motion resonances, secular effects) to external perturbations (galactic tides, passing stars). We outline the theoretical tools that can be used to model and study them, focussing on analytical approaches. We eventually compare these mechanisms to the observed distinct populations of trans-Neptunian objects and conclude on how they participate to the sculpting of the whole distribution.

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