Blancanus and Clavius Imaged 11-05-04 , 18 Inch Reflector , DMK-21F04
The Text Listed Below Is Provided
By Personal Authorization From Christian Legrand Of VMA,
To Virtual Moon Atlas
Circular formation situated on the South-West slope of Clavius.
Steep slopes supporting Blancanus D to the East Blancanus C to the
South-West and a crater to the South.
High walls in terraces.
Flat floor with numerous craterlets whose a group of five to the
South-East. Small central triple mountains.
Dimension: 109x109Km / 64x64Mi
Height: 3900m / 11800ft
Height/Wide ratio: 0.0371
Interest : Very interesting formation
Observation period: 2 days after First Quarter or 1 day after Last
Minimal Instrument: 10x binoculars