Spectacular eruption accompanied the X1.9 flare. Its shock wave set off a nearby filament and even triggered a behind the limb eruption. Dimming spread across the geoeffective zone. This region enters Earth-facing view next week and needs close monitoring.
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A detailed look at AR 4294 shows a true behemoth forming. Its size is already around ~2300 MSH, closing in on AR 3664’s 2400 MSH peak (May 2024). It’s still expanding, with new spots emerging from behind the limb. Eyes on this giant!
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The X1.9 flare is strongly eruptive, triggering a nearby filament eruption. Widespread dimming accompanied the event, and launched a fast, Earth-directed full-halo CME.
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The X1.2 flare produced an impressive full-halo CME, with the bulk directed NW and a notable Earth-directed component. Combined with the previous CME, this event could drive strong geomagnetic activity, strong G3–G4 storm potential.
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The X2.5 flare from sunspot AR3576 was a highly eruptive event, associated with a nice coronal wave and dimming.
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A close-up view of the X1.9 flare from AR4274 shows an absolutely gorgeous and intensely eruptive event.
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Here’s a close-up movie of the X5.1 flare from AR 4274, followed by a stunning post-eruption arcade formation. One of the most eruptive events of this solar cycle.
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Close-up video of the X8.1 flare shows it originating from an intermediate delta-spot region. The area appears compact with strong magnetic complexity, indicating increasing potential for more frequent strong flares.
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AR4274 remains highly active. A long-duration M4.7 flare was followed by a filament-triggered X4.0 flare, producing two CMEs. 1st CME is directed toward the northwest, and the X4.0 event generated a full-halo CME with possible Earth-directed component.
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A large prominence eruption on the Sun’s northwest limb resulted in a nice CME.
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Spectacular prominence eruption from the Sun’s southeastern limb.
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A major eruption occurred behind the west limb around 18:00 UTC, resulting in a highly energetic CME.
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An X1.3 flare erupted from AR3777 at 19:35 UTC, resulting in a halo CME. The bulk of the CME was directed towards the south, with a glancing impact expected on Aug 11th.
