English: Concentric crater Archytas G (bigger one) and a smaller unnamed crater, also with signs of concentricity, on the Moon, in Mare Frigoris, on a volcanic dome (look Wöhler & Lena, 2009). Diameter of Archytas G is 7.3 km. It is number 1 in the list of concentric craters by Wood, 1978 (the smaller one is not included). Photo by Lunar Reconnaissance Orbiter, made with Wide Angle Camera on 14 December 2010 from altitude 45 km. Sun elevation is 10.6°. Width of the photo is 16 km, north is approximately up.