Open cluster NGC 5316 in Centaurus-- nebulosity at lower right is Gum 48D, at upper left is RCW82. Shot with 4-inch Astro-Physics refractor at f/4.5 with compressor/field flattener and with APS-frame size Canon 20Da camera at ISO800 for stack of 4 x 4 minute exposures. Shot from Coonabarabran, Australia, March 24, 2007.
NGC 5460 open cluster in Centaurus. Little galaxy above is ESO 221-26. Taken with 4-inch AP Traveler apo refractor at f/4.5 with Canon 20Da camera at ISO 800 for stack of 3 x 4 minute exposures. Taken from Coonabarabran, NSW, March 24, 2007.
NGC 5617 open cluster in Centaurus, near Alpha Centauri. Small faint cluster below 5617 is Pismis 19 while looser larger cluster below that is Trumpler 22. Tiny red bi-lobed planetary between 5617 and Alpha is He2-111. Taken with 4-inch AP Traveler apo refractor at f/4.5 with Canon 20Da camera at ISO 800 for stack of 4 x 4 minute exposures. Taken from Coonabarabran, NSW, March 24, 2007.