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Showing 1 to 2 of 2 for “"Astrometria"”.
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Astrometria, efemérides e ocultações estelares de satélites irregulares e corpos do sistema solar exterior
The study of outer Solar System bodies like trans-Neptunian objects (TNOs), Centaurs and Irregular Satellites (relatively unaltered remnants from the early Solar System) helps us to understand the formation and evolution of the Solar System. Only a few spacecrafts were sent to explore these regions …
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Análise de observações do diâmetro no contexto da atividade solar
From 1997 to 2003 the CCD Solar Astrolabe of the Observatório Nacional in Rio de Janeiro made more than 20,000 observations of the Solar Semidiameter. The experimental data from1998 to 2001 had been obtained in two independent previous works, by the corrections of the systematic effects on the raw …