Grignard (crater)
Encyclopedia
Grignard is a lunar
impact crater
on the lunar near side near the northern pole. The crater is located Northeast of Sylvester crater
(diameter of 58 km) and is directly adjacent to the Hermite crater
(diameter of 104 km). The crater was adopted and named after French chemist
Victor Grignard
by the IAU
in 2009.
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...
impact 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...
on the lunar near side near the northern pole. The crater is located Northeast of Sylvester crater
Sylvester (crater)
Sylvester is a lunar impact crater that is located near the north pole of the Moon, along the northern limb in the libration zone. It lies just to the south-southeast of the craters Grignard and Hermite; the latter of which is within one crater diameter of the pole. South of Sylvester is Pascal...
(diameter of 58 km) and is directly adjacent to the Hermite crater
Hermite (crater)
Hermite is a lunar impact crater located along the northern lunar limb, close to the north pole of the Moon. It was first discovered in 1964. To the west is the crater Rozhdestvenskiy, and to the south are Lovelace and Sylvester. Grignard is located directly adjacent to the Southwest...
(diameter of 104 km). The crater was adopted and named after French chemist
Chemist
A chemist is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties such as density and acidity. Chemists carefully describe the properties they study in terms of quantities, with detail on the level of molecules and their component atoms...
Victor Grignard
Victor Grignard
François Auguste Victor Grignard was a Nobel Prize-winning French chemist.Grignard was the son of a sail maker. After studying mathematics at Lyon he transferred to chemistry and discovered the synthetic reaction bearing his name in 1900...
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...
in 2009.