potentially dangerous sunspot
Taken by Erik on April 28, 2025 @
Alberone di Cento, Italy
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Details:
Ar4055 is now emerging from the est limb of the Sun after its passage on the farside and it seem to have grown into a big active region. M or X flares are likely in the next days.
Details: data from SDO Observatory
Photographer's website:
No URL provided.
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