Sunspot 2396 in h-alpha, white light, and CaK
Taken by Mike Borman on August 8, 2015 @
Evansville, Indiana, USA
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
Aperture: Unavailable
ISO: Unavailable
Date Taken: 2015:08:10 21:40:05
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Details:
A large but quiet sunspot group on the Sun today, and a large arching prominence in h-alpha. Details: h-alpha - Coronado Solarmax 90 DS BF30, white light - Lunt solar wedge on a TV-102iis refractor, CaK - Lunt B1200 on a TV-102iis refractor, camera - PGR Grasshopper 3.
Photographer's website:
http://www.mborman.org
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