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Schickard 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 circular depression in the surface of a solid astronomical object formed by the hypervelocity impact of a smaller object. In contrast to volcanic craters, which result from explosion or internal collapse, impact craters ...
of the form called a walled plain. It lies in the southwest sector of the Moon, near the lunar limb. As a result, the crater appears
oblong An oblong is a non-square rectangle. Oblong may also refer to: Places * Oblong, Illinois, a village in the United States * Oblong Township, Crawford County, Illinois, United States * A strip of land on the New York-Connecticut border in the Unit ...
due to foreshortening. Attached to the northern rim is the lesser crater
Lehmann Lehmann is a German surname. Geographical distribution As of 2014, 75.3% of all bearers of the surname ''Lehmann'' were residents of Germany, 6.6% of the United States, 6.3% of Switzerland, 3.2% of France, 1.7% of Australia and 1.3% of Poland. In ...
, and to the northeast is the even smaller Drebbel. Southwest of Schickard is Wargentin, a lava-flooded plateau. Schickard has a worn rim that is overlain in several locations by smaller impact craters. The most prominent of these is the irregular Schickard E across the southeastern rim. The floor of Schickard has been partially flooded by lava, leaving only the southwest portion uncovered and rough-textured. Schickard's floor is marked with a triangular band of lighter-
albedo Albedo (; ) is the measure of the diffuse reflection of sunlight, solar radiation out of the total solar radiation and measured on a scale from 0, corresponding to a black body that absorbs all incident radiation, to 1, corresponding to a body ...
material, leaving relatively darker patches in the north and southeast. This feature is more prominent when the Sun is at a relatively high angle. There are also multiple small crater impacts on the floor, most notably in the southwest.


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 Schickard.


External links


LAC-110
lunar chart from Gazetteer of Planetary Nomenclature


References

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