NGC4435 and NGC4438 - The Eyes

(click image for largest version available)

By Ken Crawford at Rancho Del Sol Observatory using a 20" RCOS Carbon Truss Ritchey-Chrétien Telescope.

RCOS 20" Truss @ F8.6 / Paramount ME
Yankee Robotics Trifid II 6303E
AstroDon -CL RGB Filters
Clr =225 minutes unbinned
RG = 75 minutes binned 2x2 each channel
Blue = 90 minutes
CCDAutoPilot for unattended imaging With MaxDL
Processed with CCDStack and PSCS2