Sunspots 1882, 1884, 1885, and 1888 in H-alpha, November 1, 2013

Posted by mborman
on Monday, November 04, 2013

Taken by Mike Borman of Evansville, Indiana, with a Televue 102iis refractor, Coronado SM90 h-alpha filter with BF30, 2X barlow, PGR Grasshopper 3 camera, on a Celestron CGE Pro mount.

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