Active nests at solar maximum: How nested flux emergence dominated flaring activity and structured the heliosphere

arXiv:2608.26315 · astro-ph.SR · Submitted 2026-08-26 · Read on arXiv

astro-ph.SR

Submitted: 2026-08-26

Updated: 2026-09-11

Comments: Accepted to A&A. 13 Pages + Appendix. 11 Figures + 5 Appendix Figures

Code: https://github.com/TCDSolar/xrayvisionhttps:

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Active Regions — 34× in this paper · explained in 1 episode
• Consistency — 2× in this paper · explained in 3 episodes
• European Space Agency — 2× in this paper
• Potential Field Source Surface — 2× in this paper
• Adam — 1× in this paper · explained in 2 episodes
• Clustering — 1× in this paper · explained in 2 episodes
• Cooperation — 1× in this paper · explained in 2 episodes
• Hale Sector Boundary — 1× in this paper

Sources

• Moderate Nesting and Cross-Equatorial Asymmetry of Active Regions in Solar Cycle 24
• Using the STIX background detector as a proxy for GOES
• Polar Field Correction for HMI Line-of-Sight Synoptic Data
• Coronal Mass Ejection and Heliospheric Current Sheet Interaction Causing a Long-Duration Magnetic Field Sector Transition
• A Major Geomagnetic Storm in 2024 October Linked to Sympathetic CME--Prominence Eruptions

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