Petavius Dec 23, 2014 18:44:35 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by virgo on Dec 23, 2014 18:44:35 GMT This lunar feature is best viewed at a 3 day old Moon. The crater is 177km in diameter and is notable for a deep fault line traveling from the central mountain to the Southern wall.