Starry Dave's Window Sill Observatory

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 Solar HA  Add comments
Feb 102026
 

This animation of sunspot 4366 was the front page feature on Spaceweather.com on 10th February 2026. Click here to read their technical explanation of why they chose it.

Click image to see original version. Then press F11 for full screen and Ctrl+wheel to zoom in.
 Posted by dwsubc at 12:55 pm

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  Solar Active Region 4366 February 2 2026

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