I've been spending some time re-organising years of raw subs into one location. I have been storing data in a folder structure based on Date then Object. Putting it all in one place had me thinking what would it look like if I combined all the NGC253 data I'd acquired over the past four years. I was also needing to get back into PixInsight after a long break so here it is...15.5 hours integration of Lum subs and a half day of rusty PI processing later...
The big version is here...
https://astrob.in/full/idt8q0/0/