Schiaparelli (lunar crater)
Encyclopedia
Schiaparelli is a small lunar
Moon
The Moon is Earth's only known natural satellite,There are a number of near-Earth asteroids including 3753 Cruithne that are co-orbital with Earth: their orbits bring them close to Earth for periods of time but then alter in the long term . These are quasi-satellites and not true moons. For more...

 crater
Impact crater
In the broadest sense, the term impact crater can be applied to any depression, natural or manmade, resulting from the high velocity impact of a projectile with a larger body...

 located on the western part of the Oceanus Procellarum
Oceanus Procellarum
Oceanus Procellarum is a vast lunar mare on the western edge of the near side of the Earth's Moon. Its name derives from the old superstition that its appearance during the second quarter heralded bad weather...

, to the west of the crater Herodotus
Herodotus (crater)
Herodotus is a lunar crater located on a low shelf in the midst of the Oceanus Procellarum. To the east is the slightly larger crater Aristarchus. West across the mare is Schiaparelli. Almost due south on the mare surface is a solitary lunar dome designated Herodotus Omega .The crater Herodotus has...

. The rim is relatively sharp-edged and relatively free from impact wear. The inner walls have slumped to form a shelf around much of the sides. The interior floor is somewhat irregular, but free from impacts of note.

This crater lies in a relatively flat and featureless part of the mare
Lunar mare
The lunar maria are large, dark, basaltic plains on Earth's Moon, formed by ancient volcanic eruptions. They were dubbed maria, Latin for "seas", by early astronomers who mistook them for actual seas. They are less reflective than the "highlands" as a result of their iron-rich compositions, and...

, although a ray streak
Ray system
A ray system comprises radial streaks of fine ejecta thrown out during the formation of an impact crater, looking a bit like many thin spokes coming from the hub of a wheel. The rays can extend for lengths up to several times the diameter of their originating crater, and are often accompanied by...

 passes along the southeastern edge of the rim, making it easy to identify. A low ridge runs from the north rim of the crater to the north. Within the crater is a low central rise.

Satellite craters

By convention these features are identified on lunar maps by placing the letter on the side of the crater mid-point that is closest to Schiaparelli.
Schiaparelli Latitude Longitude Diameter
A 23.0° N 62.0° W 7 km
C 25.8° N 62.2° W 6 km
E 27.1° N 62.0° W 5 km


The following craters have been renamed by the IAU
International Astronomical Union
The International Astronomical Union IAU is a collection of professional astronomers, at the Ph.D. level and beyond, active in professional research and education in astronomy...

.
  • Schiaparelli B — See Zinner (crater)
    Zinner (crater)
    Zinner is a tiny lunar impact crater located due north of the crater Schiaparelli on the Oceanus Procellarum. It is circular and cup-shaped, with a high albedo in comparison to the surrounding lunar mare. The crater lies across a linear ray from the southwest. To the northwest is the slightly...

    .
  • Schiaparelli D — See Golgi (crater)
    Golgi (crater)
    Golgi is a tiny lunar impact crater located in the Oceanus Procellarum, over 150 kilometers to the north of the crater Schiaparelli. It is a circular, cup-shaped impact formation with an interior albedo that is higher than the surrounding dark lunar mare. This crater was previously designated...

    .
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