The Cygnus Loop
09-10/11-2018 from San Diego County Mountains.
Telescope Engineering Company APO110FL @ f/5.74, 631mm.
Ha, Olll, RGB of 135, 150, 15, 15, 15. (bin 1x1)
FLI-PL16803 @-25c / Guided by SBIG ST-I / w OAG.
http://www.mynightsky.net/Latest/Veil-Complex_2018.html