Sharpless 181 (LBN 614 and others) is a very faint. Lynd’s classification on brightness is from 1 (brightest) to 6 (barely detectable) – this one is a 6.
Ha – 30x1800s – 900 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2
1020 minutes total exposure – 17 hours
Imaged over six nights in November, 2018 from Dark Sky New Mexico at Rancho Hidalgo (Animas, New Mexico) with a SBIG STF-8300M on an Astro-Tech AT12RCT at f/8 2432mm.
HaRGB - https://www.flickr.com/photos/dcrowson/46212911775/sizes/l