The Western Bulge of 162173 Ryugu Formed as a Result of a Rotationally Driven Deformation Process

Masatoshi Hirabayashi, Eri Tatsumi, Hideaki Miyamoto +26

162173 Ryugu, the target of Hayabusa2, has a round shape with an equatorial ridge, which is known as a spinning top-shape. A strong centrifugal force is a likely contributor to Ryu…