20 Jul 2012 moon and Jupiter occultation 1200mm F5 reflector with coma corrector canon 5d mkii 2.5" ISO 800 http://www.cristianfattinnanzi.it/ https://apod.nasa.gov/apod/ap120720.html this is from Stephane Vetter: the moon's apparent magnitude is ~ -8 jupiter's apparent magnitude is ~ -3 brightness difference of ~110 times lunar occulation software seesat asterium