This image of Messier 36, 37 and 38 in Aruiga was taken as a test of an iOptron StarTracker. 2103-04-14 from my back yard in Victoria BC Canon 6D camera with f/4 300mm Canon L series lens on iOptron SkyTracker mount. 6 - 30 sec exposures at ISO 800 and f/4 were combined and enhanced in photoshop.