Sunspots 1875, 1877, and 1879 in h-alpaha, October 26, 2013

Posted by mborman
on Tuesday, October 29, 2013

Three flaring sunspot groups! Taken By Mike Borman of Evansville, Indiana, with a Televue 102iis refractor, Coronado SM90 h-alpha filter with BF30, 2X barlow, Point Grey Reseach Grasshopper 3 camera. Processed with Registax and Photoshop CS4.

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