Delambre is a 50km diameter crater in the southern highlands, just west of Mare Crisum . (just out of view at the bottom left) Just to the right of Delambre are Theon Junior (top) and Theon Senior (bottom). Due south (above) of Delambre is Alfraganus . At the right hand edge of the image are Horrocks (below) and Hind. Crater Halley is partly visible to the right of Hind.