I answered my question about the continuum subtraction after reading another post linking to the videos covering it. I'm not subscribed to Horizons yet; however I plan to so I'll cross that bridge at that point.
I'm still curious to hear more detai…
Thanks for sharing; I do mostly DSO and capture Ha to augment it as there are many on YT that suggest this. That being said I haven't really sorted out a method for augmenting the LRGB image with this data yet (at least nothing I have been happy wi…