Coordinates | 63°36′S21°30′W / 63.6°S 21.5°W Coordinates: 63°36′S21°30′W / 63.6°S 21.5°W |
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Diameter | 105 km |
Depth | 3.7 km |
Colongitude | 21° at sunrise |
Eponym | Giuseppe Biancani |
Blancanus is a lunar impact crater located in the rugged southern region of the Moon, to the southwest of the walled plain Clavius. To the northwest lies the comparably sized crater Scheiner, and south-southwest of Blancanus is the worn Klaproth.
The outer rim of Blancanus is considerably less worn than that of Scheiner crater to the northwest, and the edge is still fairly well defined and it has a terraced structure on the interior. The floor is relatively flat with several low rises at the midpoint. There is a cluster of small craterlets in the southern part of the crater floor.
Crater Blancanus is named after the Jesuit astronomer and natural philosopher, Giuseppe Biancani (1566–1624).
By convention these features are identified on lunar maps by placing the letter on the side of the crater midpoint that is closest to Blancanus.
Blancanus | Latitude | Longitude | Diameter |
---|---|---|---|
A | 64.4° S | 21.6° W | 6 km |
C | 66.5° S | 28.0° W | 46 km |
D | 63.3° S | 16.5° W | 24 km |
E | 66.6° S | 21.5° W | 37 km |
F | 65.1° S | 27.4° W | 9 km |
G | 63.3° S | 25.3° W | 9 km |
H | 65.5° S | 23.5° W | 7 km |
K | 60.6° S | 23.3° W | 11 km |
N | 63.4° S | 25.8° W | 11 km |
V | 64.0° S | 20.9° W | 7 km |
W | 60.9° S | 20.2° W | 9 km |
Bayer is a lunar impact crater located in the southwest section of the moon, to the east of the crater Schiller. The rim of Bayer is slightly worn by erosion, but remains well-defined. There is an inner terrace, but the outer wall is intruded upon by nearby impacts. The most significant of these is Schiller H, which forms a ridge attached to the northwest rim of Bayer. The floor of Bayer is relatively flat and lacks a central peak. There is a small, but notable crater on the floor near the western wall. This crater has a breach in its northern rim.
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