Sh2-147 is the larger, faint area at the bottom right of the line of nebulae.
Sh2-148 is the nebulae at the center of the image.
Sh2-149 (LBN 516 and others) is the bright, circular nebulae at the top left.
Luminance – 30x600s – 300 minutes – binned 1x1
RGB – 17:16:17x300s – 85:80:85 minutes each – binned 2x2
550 minutes total exposure – 9 hours 10 minutes
Imaged on September 6th, 7th and 8th, 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.
LRGB - https://www.flickr.com/photos/dcrowson/42775228040/sizes/l