Nice Jan 21, 2025 AR3961 flare in H- alpha
Taken by Sylvain Weiller on January 21, 2025 @
Jerusalem, Israel
Click photo for larger image
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Details:
A really large sunspot!
The complex M3 flare with its 2 zones is astonishing!
Earth shown at the same scale in second image ...
The animation of all this M3 flare (20250121 10:39 UT) and setup detail is visible on my YouTube channel ...
https://youtu.be/gTFTUUxXSyY
Frames are colorized in 1 click with my software SolarGun.
Photographer's website:
https://sweiller.free.fr
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