Stack of four 10-minute exposures with Canon 20Da at ISO400 and with 5-inch AP scope at f/4.5. Taken April 24, 2006
A telephoto lens image of the spiral galaxy Messier 63 in Canes Venatici. This is shot to simulate the field of view of binoculars for illustration purposes. M94 is at far right. This is a stack of 8 x 1-minute exposures with the 200mm lens at f/2.8 and Canon 6D MkII at ISO 800, tracked but unguided on the Mach 1 mount, on April 28, 2019.
Stack of four 10-minute exposures with Canon 20Da at ISO400 and with 5-inch AP scope at f/4.5. Taken April 28.