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Main Authors: Obridko, V. N., Shibalova, A. S., Sokoloff, D. D.
Format: Preprint
Published: 2024
Subjects:
Online Access:https://arxiv.org/abs/2403.18568
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author Obridko, V. N.
Shibalova, A. S.
Sokoloff, D. D.
author_facet Obridko, V. N.
Shibalova, A. S.
Sokoloff, D. D.
contents 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).
format Preprint
id arxiv_https___arxiv_org_abs_2403_18568
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Gnevyshev gap in the large-scale magnetic field
Obridko, V. N.
Shibalova, A. S.
Sokoloff, D. D.
Solar and Stellar Astrophysics
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).
title Gnevyshev gap in the large-scale magnetic field
topic Solar and Stellar Astrophysics
url https://arxiv.org/abs/2403.18568