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To incorporate the gravitational influence of Kuiper belt objects (KBOs) in planetary ephemerides, uniform-ring models are commonly employed. In this paper, for representing the KBO population residing in Neptune's 2:3 mean motion resonance…

Earth and Planetary Astrophysics · Physics 2024-11-07 Yue Chen , Jian Li

Context: The role of Pluto contributing to the long-term evolution of the trans-Neptunian region has been considered significant only over its neighboring Plutinos. However, it has recently been found that the long-term stability of the…

Earth and Planetary Astrophysics · Physics 2026-03-11 S. Ramírez-Vargas , A. Peimbert , M. A. Muñoz-Gutiérrez , A. Perez-Villegas

Resonant dynamics plays a significant role in the past evolution and current state of our outer Solar System. The population ratios and spatial distribution of Neptune's resonant populations are direct clues to understanding the history of…

We study the impactor flux and cratering on Pluto and Charon due to the collisional evolution of Plutinos. Plutinos are those trans-Neptunian objects located at 39.5 AU, in the 3:2 mean motion resonance with Neptune. To do this, we develop…

Earth and Planetary Astrophysics · Physics 2015-05-19 G. C. de Elía , R. P. Di Sisto , A. Brunini

We present Herschel PACS photometry of 18 Plutinos and determine sizes and albedos for these objects using thermal modeling. We analyze our results for correlations, draw conclusions on the Plutino size distribution, and compare to earlier…

The 1:N mean motion resonances with Neptune are of particular interest because they have two asymmetric resonance islands, where the distribution of trapped objects may bear important clues to the history of the Solar System. To explore the…

Earth and Planetary Astrophysics · Physics 2024-07-17 Hailiang Li , Li-Yong Zhou

Aim. We construct a new arc model to represent the global perturbation induced by the Jupiter Trojans for the development of the modern planetary ephemerides. Methods. The Jupiter Trojans are divided into two groups: (1) the 226 biggest…

Earth and Planetary Astrophysics · Physics 2018-08-22 Jian Li , Yi-Sui Sun

The aim of this work is to provide new insights on the dynamics associated to the resonances which arise as a consequence of the coupling of the effect due to the oblateness of the Earth and the Solar Radiation Pressure (SRP) effect for an…

Earth and Planetary Astrophysics · Physics 2022-12-14 Roberto Paoli

Plutinos are Kuiper-belt objects that share the 3:2 Neptune resonance with Pluto. The long-term stability of Plutino orbits depends on their eccentricity. Plutinos with eccentricities close to Pluto (fractional eccentricity difference…

Astrophysics · Physics 2009-10-31 Qingjuan Yu , Scott Tremaine

The dynamics of the high-inclination Plutinos is systematically studied. We first present the peculiar features of the 2:3 Neptune mean motion resonance (NMMR) for inclined orbits, especially for the correlation of resonant amplitude…

Earth and Planetary Astrophysics · Physics 2015-06-17 Jian Li , Li-Yong Zhou , Yi-Sui Sun

We analytically work out the orbital effects caused by a Rindlertype extra-acceleration ARin which naturally arises in some recent models of modified gravity at large distances. In particular, we focus on the perturbations induced by it on…

General Relativity and Quantum Cosmology · Physics 2011-05-24 Lorenzo Iorio

Being one of the most populated mean motion resonances (MMR) with Neptune and lying close to the inner boundary of the present day cold classical disk, observations of the orbital and surface class distributions of the plutinos in the 3:2…

The current populations trapped in Neptune's main mean motion resonances in the Kuiper belt, Plutinos in the 3:2 and Twotinos in the 2:1, contain some of the best-characterized minor objects in the Solar System, given their dynamical…

Earth and Planetary Astrophysics · Physics 2026-01-28 Marco A. Muñoz-Gutiérrez , Sebastián Ramírez , Antonio Peimbert , Angeles Pérez-Villegas , Cristobal Petrovich

Atmospheric neutrinos at low energies, $E \lsim 500$ MeV, is known to be a rich source of information of lepton mixing parameters. We formulate a simple perturbative framework to elucidate the characteristic features of neutrino oscillation…

High Energy Physics - Phenomenology · Physics 2019-12-06 Ivan Martinez-Soler , Hisakazu Minakata

We illuminate dynamical properties of Kuiper Belt Objects (KBOs) in the 3:2 (``Plutino'') and 2:1 (``Twotino'') Neptunian resonances within the model of resonant capture and migration. We analyze a series of numerical integrations, each…

Astrophysics · Physics 2009-11-07 E. I. Chiang , A. B. Jordan

We analytically calculate the time series for the perturbations $\Delta\rho(t),~\Delta\dot\rho(t)$ induced by a general disturbing acceleration $\boldsymbol{A}$ on the mutual range $\rho$ and range-rate $\dot\rho$ of two test particles…

General Relativity and Quantum Cosmology · Physics 2018-03-19 Lorenzo Iorio

Matter distribution models of the Milky Way galaxy are usually stationary, although there are known to be wave-like perturbations in the disc at $\sim10\%$ level of the total density. Modelling of the overall acceleration field by allowing…

Astrophysics of Galaxies · Physics 2021-08-18 Rain Kipper , Peeter Tenjes , Elmo Tempel , Roberto de Propris

We present a numerical method to estimate the strengths of arbitrary three body mean motion resonances between two planets in circular coplanar orbits and a massless particle in an arbitrary orbit. This method allows us to obtain an atlas…

Earth and Planetary Astrophysics · Physics 2015-06-18 Tabaré Gallardo

The most pristine remnants of the Solar system's planet formation epoch orbit the Sun beyond Neptune, the small bodies of the trans-Neptunian object populations. The bulk of the mass is in ~100 km objects, but objects at smaller sizes have…

Earth and Planetary Astrophysics · Physics 2024-02-19 Andrew Shannon , Alain Doressoundiram , Françoise Roques , Bruno Sicardy , Quentin Kral

We formulate general conditions on $3\times 3$ neutrino mass matrices under which a degenerate pair of neutrinos at a high scale would split at low scale by radiative corrections involving only the standard model fields. This generalizes…

High Energy Physics - Phenomenology · Physics 2009-10-31 Anjan S. Joshipura , Saurabh D. Rindani
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