This is 1/4000th of a second with the Canon T3i through the SW80ED with 0.85x flattener/reducer. We are near the peak of the solar cycle. The big spot upper right is numbered 3590 by those who count.
Astronomy and astrophotography by Val Ricks for the love of the sky and its Creator. For a better view, toggle F11 and turn off the lights.
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