Active Region evolution prior to magnetic flux rope ejections

Pagano, P. and Mackay, D. H. (2019) Active Region evolution prior to magnetic flux rope ejections. Il nuovo cimento C, 42 (1). pp. 1-4. ISSN 1826-9885

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Abstract

Magnetic flux rope ejections from the Sun are the main progenitors of Coronal Mass Ejections and thus driver of the Space Weather. To study and understand these phenomena is key to tackle the challenges of Space Weather and to do so we need tools to identify where and when magnetic flux ropes are ejected. We run a non-linear force-free field magnetofrictional simulation of the active region AR11261 over the two days prior to an observed magnetic flux rope ejection. We analyse the distribution of three quantities from the numerical model at the time of the flux rope ejections and we verify that in this application they highlight the location where the flux rope ejection originates.

Item Type: Article
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 27 Nov 2020 14:17
Last Modified: 27 Nov 2020 14:17
URI: http://eprints.bice.rm.cnr.it/id/eprint/20399

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