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DETERMINING LOCATIONS AND TRANSFERS OF ARTIFICIAL EQUILIBRIUM POINTS IN A DOUBLE ASTEROID SYSTEM

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Autor(es):
Couto Oliveira, Geraldo Magela ; de Almeida Junior, Allan Kardec ; Bertachini de Almeida Prado, Antonio Fernando ; Parker, JS ; Seago, JH ; Strange, NJ ; Scheeres, DJ
Número total de Autores: 7
Tipo de documento: Artigo Científico
Fonte: ASTRODYNAMICS 2018, PTS I-IV; v. 162, p. 16-pg., 2018-01-01.
Resumo

In the absence of a solar sail, the traditional Lagrange points L-1 and L-2 are the only equilibrium points near the asteroid 243 Ida, which is located in the asteroid belt. The use of a solar sail in the spacecraft gives new configurations of equilibrium points, which depend on positions and the inclination of the vector normal for the solar sail with respect to the x axis. These new configurations of equilibrium points are the so called artificial equilibrium points (AEP). A solar sail allows a spacecraft to park closer to the body that is the object of study. Besides that, new perspectives for viewing above or below the ecliptic plane can be reached through the use of a solar sail to observe the body from a stationary condition. The main idea of this manuscript is to obtain the new locations of those points and to calculate the costs to transfer a spacecraft between those points, as well as to show some options to minimize those costs. (AU)

Processo FAPESP: 14/22293-2 - Mapeamento de órbitas em torno dos pontos lagrangeanos em um asteroide triplo
Beneficiário:Leonardo Barbosa Torres dos Santos
Modalidade de apoio: Bolsas no Brasil - Mestrado
Processo FAPESP: 16/14665-2 - Astrodinâmica Aplicada a Veículos Espaciais
Beneficiário:Antônio Fernando Bertachini de Almeida Prado
Modalidade de apoio: Auxílio à Pesquisa - Regular
Processo FAPESP: 11/08171-3 - Dinâmica orbital de pequenos corpos
Beneficiário:Othon Cabo Winter
Modalidade de apoio: Auxílio à Pesquisa - Temático
Processo FAPESP: 14/22295-5 - Estudo da dinâmica de satélites artificiais em torno de sistemas triplos
Beneficiário:Diogo Merguizo Sanchez
Modalidade de apoio: Bolsas no Brasil - Pós-Doutorado