"NGC 5466 Picture Details: Optics 32-inch Schulman Telescope (RC Optical Systems), Acquired remotely Camera SBIG STX 16803 CCD Camera Filters AstroDon Gen II Dates May 2013 Location Mount Lemmon SkyCenter Exposure RGB = 90:90:90 minutes Acquisition ACP Observatory Control Software (DC-3 Dreams), Maxim DL/CCD (Cyanogen), FlatMan XL (Alnitak) Processing CCDStack (CCDWare), Photoshop CC (Adobe), PixInsight Credit Line and Copyright Adam Block/Mount Lemmon SkyCenter/University of Arizona .