Technical Settings
Nikon D3500
Sigma 70-300 at 200mm F4.8
Skywatcher Star Adventurer mini
Optolon L enhance

1047x90s
total time 26 hrs
Flat, Dark, Bias frames
Siril, Starnet++V2, Adobe PS

California nebula, a very distinct emission nebula from my backyard, bortle 8. I struggled to get these details in HOO, but the end results look good.