M42 Orion Nebula and Running Man Nebula (NGC 1973/5/7) 1/30/2022Los Angeles, CA (Bortle Class 9)Nikon Z6William Optics GT71 71mm f/5.9 Triplet RefractorOptolong L-Pro 2″ Deep Sky FilterSky-Watcher Sky Adventurer Mount80 lights; ISO 800; 60-second exposures, stacked60 flats; 60 darks; 60 biases