@roy-axelsen Active 9 months, 1 week ago ActivityProfileGroups 1 View Demographics Name Roy Axelsen Brief Bio Variable star observing evolved from visual through PEP then DSLR photometry, the latter ongoing. Variable star photometry with a monochromatic CMOS camera with V and B filters has been undertaken in recent years. Country Australia City Brisbane Techniques used CCD, DSLR Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to email this to a friend (Opens in new window)Click to print (Opens in new window)
