Using the ASI 178MM (cooled), Baader K-Line Filter 1.25″ (double stacked), TS-Optics 76/342 TS76EDPH, mountpusher, EQ3-mod and the ASI 178MM (cooled), B600, Lunt LS60T Ha, mountpusher, EQ3-mod with the 0.5x reducer, to have a better view of the Sun’s entire disk, I think I managed to capture a protuberance-something in Calcium K also.


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