Sun in h-alpha/calcium-H/magnesium I (b4) (Spectroheliogram)
Taken by Richard Schrantz on March 9, 2025 @
Nicholasville, Kentucky, USA
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Details:
Imaged the sun today with a 102mm f/7 homemade spectroheliograph. h-alpha and calcium-H. Plus I tried magnesium too. The magnesium individual images did not stack well, because the detail changed too much between scans.....so that image is just a single scan. ASI183mm camera.
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