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Astrophysics > Solar and Stellar Astrophysics
Title: Gnevyshev gap in the large-scale magnetic field
(Submitted on 27 Mar 2024)
Abstract: The phenomenon of the Gnevyshev gap was first identified in the solar-corona irradiance data (green line). Later, it was studied in the sunspot, coronal, and heliospheric data. We have investigated the Gnevyshev gap in the magnetic field data and have arrived at the conclusion that it reflects the behavior of the large-scale magnetic field. The Gnevyshev gap occurs at the polarity reversal of the solar magnetic field at the photosphere level. The presence of the Gnevyshev gap in sunspot data at the photosphere level is disguised by non-global structures that retain dependence on both latitude and longitude (the accepted mathematical term is tessaral, see below for more details). However, it is clearly visible in the magnetic field data at the photosphere level and is even more pronounced at the source surface (i.e., in the corona).
Submission history
From: Antonina Shibalova [view email][v1] Wed, 27 Mar 2024 13:48:43 GMT (1590kb)
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