M42 Orion Nebula 1/1/2022Los Angeles, CA (Bortle Class 9)Nikon Z6William Optics GT71 71mm f/5.9 Triplet RefractorOptolong L-Pro 2″ Deep Sky FilterSky-Watcher Sky Adventurer Mount50 lights; ISO 1600; 20-second exposures, stackedno flats, darks or biases