Sun in h-alpha & spectroheliograph
Taken by Richard Schrantz on August 28, 2023 @
Nicholasville, KY USA
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Camera Used: Unavailable Unavailable
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Details:
There were 2 nice sunspots on the sun today in h-alpha (3413 & 3415). Plus, I imaged the full disk using a Sol'Ex spectroheliograph. 127mm f/9.4 refractor, Quark-C/Lunt tilt-tune double-stack filter, ASI174mm camera. SHG: 80mm f/5 refractor stopped to 70mm, ASI178mm camera.
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