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Fig. 4.

image

Distributions of average magnitudes of spatial and magnetic field properties for anemone regions during the ascending phase of solar cycle 24. From left to right: (a) average sunspot numbers for the years 2011–2014 indicating a steady rise in solar activity with counts of identified anemone regions, along with those associated with flare (eruptive as shaded region) and filament features; (b) averaged magnitudes of area parameters for anemone active regions and their host coronal hole, with standard error in estimation (shown as vertical bars) for each year; (c) estimated minimum-distance parameter with error bars during 2011–2014. Panel d: absolute mean of magnetic field magnitudes for anemone regions and nearest coronal holes, along with mean for the maximum magnitude of the magnetic field for the active regions.

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