Sunspots 1743, 1744, and 1745 in H-alpha, May 12, 2013

Posted by mborman
on Tuesday, May 14, 2013

Image taken by Mike Borman from Evansville, Indiana, with a Televue 102iis refractor, Coronado SM90 BF30 h-alpha filter, 2x barlow, Imaging Source DMK51AU02.AS camera. Processed with Registax and Photoshop. More images at www.mborman.org .

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