Vista Alegre crater
Encyclopedia
The Vista Alegre Crater is a meteorite
crater
in Paraná State, Brazil.
It is 9.5 km in diameter
and the age is estimated to be less than 65 million years (Paleocene
or younger). Data for it was presented in 2004 at an annual meeting of the Meteoritical Society
.
Meteorite
A meteorite is a natural object originating in outer space that survives impact with the Earth's surface. Meteorites can be big or small. Most meteorites derive from small astronomical objects called meteoroids, but they are also sometimes produced by impacts of asteroids...
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...
in Paraná State, Brazil.
It is 9.5 km in diameter
Diameter
In geometry, a diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints are on the circle. The diameters are the longest chords of the circle...
and the age is estimated to be less than 65 million years (Paleocene
Paleocene
The Paleocene or Palaeocene, the "early recent", is a geologic epoch that lasted from about . It is the first epoch of the Palaeogene Period in the modern Cenozoic Era...
or younger). Data for it was presented in 2004 at an annual meeting of the Meteoritical Society
Meteoritical Society
The Meteoritical Society is a non-profit scholarly organization founded in 1933 to promote research and education in planetary science with emphasis on studies of meteorites and other extraterrestrial materials that further our understanding of the origin and history of the solar system.The...
.