I only had a few minutes between the clouds, so no heavy post-processing this time, given that I don’t have the usual 10×3 minutes, which significantly reduces the … noise, a pixel size “something” I guess, present  either in the instrument or really on the Sun.

The gear: ASI 178MM (cooled), Baader K-Line Filter 1.25″ (double stacked), TS-Optics 76/342 TS76EDPH, mountpusher, EQ3-mod

Same happenned for 2012-12-15, only a few minutes. We can see the beautiful spotted region rotating into view

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