Damaged circular formation situated on the South bank of Mare Nectaris.
Pretty steep slopes riddled of craters whose Fracastorius H and
E to the North-West Fracastorius N and the triple craterlet Fracastorius
LA to the South.
High walls gobbled to the North in Mare Nectaris and ridden by many
craters whose Fracastorius D to the West.
Flat floor filled with lava. Emerging central mountain ruins. Numerous
craterlets whose Fracastorius L and Mr. Rilles.
Dimension: 128x128Km / 75x75Mi
Height/Wide ratio: 0.0194
Interest : Exceptional formation
Observation period: 5 days after New Moon or 4 days after Full Moon
Minimal Instrument: 10x binoculars