Nasmyth is a

lunar Lunar most commonly means "of or relating to the Moon". Lunar may also refer to: Arts and entertainment * ''Lunar'' (series), a series of video games * "Lunar" (song), by David Guetta * "Lunar", a song by Priestess from the 2009 album ''Prior t ...

impact crater An impact crater is a depression (geology), depression in the surface of a solid astronomical body formed by the hypervelocity impact event, impact of a smaller object. In contrast to volcanic craters, which result from explosion or internal c ...

located near the southwestern limb of the

Moon The Moon is Earth's only natural satellite. It Orbit of the Moon, orbits around Earth at Lunar distance, an average distance of (; about 30 times Earth diameter, Earth's diameter). The Moon rotation, rotates, with a rotation period (lunar ...

. It is attached to the southeast rim of the flooded crater Wargentin, and the southern half is overlain by the larger

Phocylides Phocylides (), Greek gnomic poet of Miletus, contemporary of Theognis of Megara, was born about 560 BC. A few fragments of his " maxims" have survived (chiefly in the ''Florilegium'' of Stobaeus), in which he expresses his contempt for the po ...

. The rim of Nasmyth is worn and impacted in several locations by craterlets, most notably Nasmyth D which lies across the north rim. The floor has been flooded by

lava Lava is molten or partially molten rock (magma) that has been expelled from the interior of a terrestrial planet (such as Earth) or a Natural satellite, moon onto its surface. Lava may be erupted at a volcano or through a Fissure vent, fractu ...

flows in the past, making the surface relatively flat and the rim low. There is no central peak within the crater, but the floor is impacted by some small craterlets. Nasmyth lies to the northwest of the

Schiller-Zucchius Basin The Schiller-Zucchius Basin is a Pre-Nectarian Impact crater, impact basin on the near side of the Moon. It is named after the elongated crater Schiller (crater), Schiller at the northeast margin and fresh crater Zucchius (crater), Zucchius near ...

Satellite craters

By convention these features are identified on lunar maps by placing the letter on the side of the crater midpoint that is closest to Nasmyth.

References

* * * * * * * * * * * * {{refend Impact craters on the Moon