This is two frames capturing the bottom of the Cave Nebula and some very cool dusty stuff underneath. Two frames RCOS 16" SBIG 16803 AP1600 encoders 24hours total
Ha O3 image with 20Xha 30min and 30XO3 at 30min AP 1600 SBIG 16803 Summer 2016
Taken from Sierra Remote Summer 2016 RCOS 16" 2,2,2,2 hours SBIG 16803 LRGB AP1600GTO encoders ONAG guided