A1 Refereed original research article in a scientific journal

Long quasi-periodic oscillations of sunspots and nearby magnetic structures




AuthorsSmirnova V, Riehokainen A, Solov'ev A, Kallunki J, Zhiltsov A, Ryzhov V

PublisherEDP SCIENCES S A

Publication year2013

JournalAstronomy and Astrophysics

Journal name in sourceASTRONOMY & ASTROPHYSICS

Journal acronymASTRON ASTROPHYS

Article numberARTN A23

Volume552

Number of pages7

ISSN0004-6361

DOIhttps://doi.org/10.1051/0004-6361/201219600(external)


Abstract
Results. Long-period oscillations in intervals of 200-400 min were found both in radio and in magnetic field data. The interpretation of these oscillations and their propagation to higher levels of the solar atmosphere are discussed in the context of a "shallow sunspot" model. instrument



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