NGC 4755, the Jewel Box Cluster in Crux, near Beta Cruxis. This is a stack of 2 x 4-minute exposures at ISO 400 with the Canon 20Da and Astro-Physics 105mm refractor at f/6. Taken from Coonabarabran, NSW, Australia.
NGC 4945 galaxy in Centaurus. Taken with 4in Astro-Physics refractor at f/6 with field flattener and Hutech-modified Canon 5D camera at ISO 400 for stack of 4 x 16 minute exposures. Taken from Coonabarabran, NSW, Australia, April 23, 2007.
NGC 5128 irregular galaxy (Hamburger Galaxy), with Canon 20Da camera with 4-inch Astro-Physics Traveler apo refractor at f/6 for 6 minutes each at ISO800. Stack of 2 exposures, averaged stacked. Taken from Queensland, Australia, July 2006.
