https://hubblesite.org/contents/media/images/1995/25/307-Image URL: https://stsci-opo.org/STScI-01EVVG5BVKNG8DC0T0GYK6696C.gif determination method or standard:...
During an occultation of a star by a planet, the planet passes between the star and the observer. determination method or standard: work of the federal...