Sun in H-Alpha
Taken by Richard N Schrantz on August 23, 2021 @
Nicholasville, KY
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Camera Used: Unavailable Unavailable Exposure Time: Unavailable Aperture: Unavailable ISO: Unavailable Date Taken: Unavailable |
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Details:
Solar h-alpha scope comparison with Quark Chromosphere. 102mm f/7 APO vs. cheap 20+ year old 120mm f/8.3 achromat. 102 is good, but when seeing allows, the 120 wins.
Photographer's website:
No URL provided.
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