Thread: Solar Activity 6th Sept 2020
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Old 06-09-2020, 04:56 PM
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Foxinsox (Graeme Fox)
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Join Date: Aug 2007
Location: Sydney, Australia
Posts: 34
Look forward to your images
Ken,
I love the way you regularly present Solar activity in H-Alpha, CaK and White light.

May I ask how you mask the Sun surface in H-alpha showing a black disk with detailed prominences ?
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