Sunspot 2403 in h-alpha, white light, and CaK
Taken by Michael Borman on August 22, 2015 @
Evansville, Indiana, USA
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
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Date Taken: 2015:08:23 21:11:10
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Details:
Good to see a large active sunspot group on the Sun!
Details: h-alpha - double stacked Solarmax 90 with BF30, white light - TV-102iis refractor with Lunt solar wedge, CaK - TV-102iis refractor with Lunt B1200 CaK filter, camera - PGR Grasshopper 3. Taken through gaps in the clouds.
Photographer's website:
http://www.mborman.org
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