Barnard 164 (LDN 1070) is a fairly large dark nebulae located in Cygnus. It can be found approximately three degrees from M39.
Luminance – 18x600s – 180 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2
300 minutes total exposure – 5 hours
Imaged from Dardenne Prairie, Missouri (a red zone) on September 5th and 6th, 2016 with a SBIG ST-8300M on an Astro-Tech AT90DT at f/6.7 603mm.
LRGB - https://www.flickr.com/photos/dcrowson/30101600366/sizes/l