Dunér (crater)
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Dunér is an old
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 in the northern
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 to the southeast of the crater Chernyshev, and west-southwest of the Perkin
Debye The debye ( , ; symbol: D) is a CGS unit (a non- SI metric unit) of electric dipole momentTwo equal and opposite charges separated by some distance constitute an electric dipole. This dipole possesses an electric dipole moment whose value is give ...
crater pair. This crater has been heavily battered by multiple small impacts, leaving a barely surviving outer rim that forms little more than a circular rise in the surface. The interior is in similar condition, and small craters cover many parts of the crater. The most notable impacts consist of a chain of overlapping small craters that run from near the midpoint and cross the southeastern rim. This chain is greater in length than the diameter of Dunér. Prior to formal naming 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, Dunér was called ''Crater 69''.Lunar Farside Chart (LFC-1A)
2nd Edition October 1967


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 Dunér.


References

* * * * * * * * * * * * {{DEFAULTSORT:Duner Impact craters on the Moon