Sunday, September 10, 2017

What a Difference a Day Makes!--The Sun 09/09/2017

After all the excitement of X-Class flares and auroras as far south as Kentucky (but we did not see them here in Indiana, unfortunately), the sun today looked more like a sedate star in a solar minimum:


Today's image is dominated by AR2678, toward the center of the disk. ARs2673 and 2674 are close to the edge of the disk and will disappear in the next day or two.

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