Lots of sunspot groups is visible on the solar disk but I'm more amazed at the beauties of the numerous dark filaments near the sunspot groups! Lots of twist and turns :) A mix of small and large dark filaments galore IMHO!
Several nice eruptive prominences are also visible in the NW and SW limb.
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1 comment:
we tried to do some sketches from RTU in the afternoon, but clouds covered the sky eventually..
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