Image Details: M42 by Ken Crawford

RCOS 20" Truss @ F8.3

SBIG ST10XME / AO7 RCOS Reducer Mod @ F6.3

AstroDon - 2" SII Ha OIII Filters

SII Ha OIII=30 minutes each unbinned

CCDAutoPilot for unattended imaging With MaxDL 4