M20 triifid nebula & M21 open cluster jul 16, 2012 AstroBoki Captured: July 16. 2012. Location: Adžine Livade, Kragujevac, Serbia Telescope: Intes-Micro MN55, Maksutov-Newtonian 140/770 mm on Losmandy GM8 mount Camera: Canon DSLR 350D (astro modified) Frames: 19 x 300″ Software: Iris, Photoshop Jupiter occultation by moon NGC7000 north america nebula