Sunspots and filaments
Taken by Michael Borman on September 4, 2016 @
Evansville, Indiana, USA
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Camera Used: Unavailable Unavailable
Exposure Time: Unavailable
Aperture: Unavailable
ISO: Unavailable
Date Taken: 2016:09:05 10:38:26
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Details:
Some big filaments and a nice sunspot group. Details: h-alpha: Coronado Solarmax 90 DS BF30, CaK: Televue 102iis refractor with Lunt B1200 CaK filter, white light: TV-102iis with Lunt solar wedge, camera: PGR Grasshopper 3.
Photographer's website:
http://www.mborman.org
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