LDN 1257 is a smaller dark nebula on the right.
See the annotated image for more information.
Luminance – 12x600s – 120 minutes – binned 1x1
240 minutes total exposure – 4 hours
Imaged on September 8th, 2021 at the Danville Conservation Area (New Florence, Missouri) with a SBIG ST-8300M on an Astro-Tech AT90EDT at
LRGB – https://www.flickr.com/photos/dcrowson/ ... 5/sizes/l/
LRGB annotated - https://www.flickr.com/photos/dcrowson/ ... 5/sizes/l/
Dan