is a small lunar
Impact Crater located in the western
Mare Imbrium . This is a circular crater forming a cup-shaped excavation in the surface of the
Lunar Mare . To the east is
Diophantus Crater and to the northeast lies
Delisle Crater . Less than 20
Kilometer s to the north-northeast is the tiny
Fedorov Crater . This crater was identified as 'Diophantus A' before being named by the
IAU .
