Sun in h-alpha/calcium-K (Spectroheliogram)
Taken by Richard Schrantz on October 4, 2025 @
Nicholasville, Kentucky, USA
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Camera Used: Unavailable Unavailable Exposure Time: Unavailable Aperture: Unavailable ISO: Unavailable Date Taken: Unavailable |
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Details:
Here are 2 images of the sun from this morning in h-alpha and calcium-K. They were recorded with a 102mm f/7 spectroheliograph (calcium stopped to 72mm). ASI183mm camera.
Photographer's website:
No URL provided.
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