Exploring the coronal evolution of AR 12473 using time-dependent, data-driven magnetofrictional modelling

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Sammanfattning

Aims. We present a detailed examination of the magnetic evolution of AR 12473 using time-dependent, data-driven magnetofrictional modelling.Methods. We used maps of the photospheric electric field inverted from vector magnetogram observations, obtained by the Helioseismic and Magnetic Imager onboard the Solar Dynamics Observatory (SDO), to drive our fully time-dependent, data-driven magnetofrictional model. Our modelled field was directly compared to extreme ultraviolet observations from the Atmospheric Imaging Assembly, also onboard SDO. Metrics were also computed to provide a quantitative analysis of the evolution of the magnetic field.Results. The flux rope associated with the eruption on 28 December 2015 from AR 12473 was reproduced by the simulation and found to have erupted due to a torus instability.

Originalspråkengelska
Artikelnummer28
TidskriftAstronomy & Astrophysics
Volym644
Antal sidor7
ISSN1432-0746
DOI
StatusPublicerad - 25 nov. 2020
MoE-publikationstypA1 Tidskriftsartikel-refererad

Bibliografisk information

Erratum: 10.1051/0004-6361/202038925e.

Vetenskapsgrenar

  • 115 Rymdvetenskap och astronomi

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