The mountain range Montes Jura forming the north-west wall of Sinus Iridum (in darkness). The large crater with the central peak is Pythagoras (dia. 142km)

Date: October 10, 2012
Location: Dominion Astrophysical Observatory, Victoria, BC
Lunation: 24 days
Optics: TeleVue NP-127is with 2.5x Powermate, f/13
Camera: 41AF02.AS Imaging Source Camera