Tags: Crater.
Virrat is a Martian impact crater approximately 54 kilometres in diameter. It is located at 31.1°S 103°W southwest of the crater Dinorwic and northeast of Clantas Fossae. Several Virrat crater radii to the north are the craters Koga and Nhill. It is named after a town in Finland and its name was approved by the International Astronomical Union in 1991.