Baldet (lunar Crater)
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Baldet 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 ...
that is located on the southern
hemisphere Hemisphere may refer to: In geometry * Hemisphere (geometry), a half of a sphere As half of Earth or any spherical astronomical object * A hemisphere of Earth ** Northern Hemisphere ** Southern Hemisphere ** Eastern Hemisphere ** Western Hemi ...
on the far side 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 lies in the
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 ...
-flooded region between the craters Cori to the north, Stoney to the southwest, and the worn walled plain Minkowski to the southeast. The rim of Baldet is low and worn, but generally retains its original circular shape. There is a slight outward bulge along the northwest rim, and the western interior wall is wider than elsewhere. The flat, nearly featureless interior has been flooded by lava, and has a lower
albedo Albedo ( ; ) is the fraction of sunlight that is Diffuse reflection, diffusely reflected by a body. It is measured on a scale from 0 (corresponding to a black body that absorbs all incident radiation) to 1 (corresponding to a body that reflects ...
than the surroundings giving is a darker hue. A smaller crater has broken into the eastern rim, leaving a gap where the two craters intersect that has been covered in lava. A similar-sized crater with a fractured floor lies just inside the northern rim, producing a raised ring in the crater surface. A similar crater lies just outside the southern rim of Baldet. The crater was named by the
IAU The International Astronomical Union (IAU; , UAI) is an international non-governmental organization (INGO) with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreach, education, and developmen ...
in 1970 after French astronomer Fernand Baldet.Baldet
Gazetteer of Planetary Nomenclature International Astronomical Union (IAU) Working Group for Planetary System Nomenclature (WGPSN)


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 Baldet.


References

* * * * * * * * * * * * {{Craters on the Moon: A–B Impact craters on the Moon