North America Nebula. Canon 600D with 200mm Takumar 15 min @ ISO800

North America Nebula in Cygnus. Canon 600D (astromodded) with a Takumar 200mm f/4 lens at f/6. 15 min of lights at 800mm. Skywatcher EQ3/2 mount with clock drive. No darks - 15 x 60s lights and 10 x flats. Used hand-controlled dithering (4 dithers), small rotations of the slow-motion dec controls and pausing/slow slew of the RA control