Isolated circular formation.
Steep slopes supporting Stiborius C to the North-East and craterlets
to the East and to the South.
High walls with terraces.
Flat floor to the South-West and tormented elsewhere. Central mountain.
Lines of crest.
Dimension: 46x46Km / 27x27Mi
Height: 3700m / 11200ft
Height/Wide ratio: 0.0841
Interest : Very interesting formation
Observation period: 5 days after New Moon or 4 days after Full Moon
Minimal Instrument: 50 mm refractor