Retrofrustary hecatonicosaprismatohecatonicosachoron

The retrofrustary hecatonicosaprismatohecatonicosachoron, or rafhiphi, is a nonconvex uniform polychoron that consists of 120 small rhombidodecahedra, 120 small dodecicosahedra, and 1200 hexagonal prisms. Two small rhombidodecahedra, two small dodecicosahedra, and four hexagonal prisms join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the antifrustary hexacositrishecatonicosachoron.