Sun In H-alpha/calcium-H (Spectroheliogram)

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Sun in h-alpha/calcium-H (Spectroheliogram)
Taken by Richard Schrantz on June 27, 2025 @ Nicholasville, Kentucky, USA

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Here are 2 spectroheliograms from this morning......h-alpha and calcium-H. Seeing quite good. 102mm f/7 SHG (stopped to 72mm for calcium), ASI183mm camera.

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