Sun in h-alpha (huge arch prominence)
Taken by Richard Schrantz on July 2, 2025 @
Nicholasville, Kentucky, USA
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Details:
Here is a huge arch prominence on the sun from this morning. I added a few other images too. 127mm f/9.4 refractor, Quark-C/Lunt 40mm double-stack filter, ASI174mm camera. The prominence by itself was taken with the Quark only.
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