Image Details: Thor's Helmet by Ken Crawford

RCOS 20" RC @ F8.3

ST10XME / AO7 / RCOS AP .67 Reducer Mod / IFW Filter wheel

AstroDon - Ha - RGB

Ha =54 minutes unbinned

RGB = 38 minutes binned 2x2

CCDAutoPilot for unattended imaging With MaxDL 4