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physics.space-ph2014★ 4 cited
A Study of Pc4-5 Geomagnetic Pulsations in the Brazilian Sector
David Oliva, Marcela C. Meirelles, Andrés R. R. Papa
This paper presents a study of Pc4-5 geomagnetic pulsations illustrated by those which were observed after the sudden commencement of May 02 of 2010 at 09 : 08 UT at the Brazilian…
physics.space-ph2014
Daily Variations of the Geomagnetic Field in the Brazilian zone
David Oliva, Marco A. Espírito Santo, Andrés R. R. Papa
The solar quiet daily variation (Sq) was investigated with respect to the longitudinal and seasonal variations at the Brazilian geomagnetic ground stations of Tatuoca (TTB), Vassou…