1992 Galvarino, provisional designation , is an Eoan asteroid from the outer region of the
asteroid belt
The asteroid belt is a torus-shaped region in the Solar System, located roughly between the orbits of the planets Jupiter and Mars. It contains a great many solid, irregularly shaped bodies, of many sizes, but much smaller than planets, c ...
, approximately 10 kilometers in diameter.
It was discovered on 18 July 1968, by Chilean astronomers Carlos Torres and S. Cofre at the
Cerro El Roble Station
The National Astronomical Observatory of Chile (Spanish: ''Observatorio Astronómico Nacional de Chile'' - OAN) is an astronomical observatory owned and operated by the Department of Astronomy of the University of Chile (UCh). It is located on Ce ...
Galvarino
Galvarino (died c. November 30, 1557) was a famous Mapuche warrior during the majority of the early part of the Arauco War. He fought and was taken prisoner along with one hundred and fifty other Mapuche, in the Battle of Lagunillas against gov ...
.
Classification and orbit
''Galvarino'' is a stony
S-type asteroid
S-type asteroids are asteroids with a spectral type that is indicative of a siliceous (i.e. stony) mineralogical composition, hence the name. They have relatively high density. Approximately 17% of asteroids are of this type, making it the secon ...
and a member of the
Eos family The Eos family (''adj. Eoan'' ; ) is a very large asteroid family located in the outer region of the asteroid belt. The family of K-type asteroids is believed to have formed as a result of an ancient catastrophic collision. The family's parent body ...
, an orbital group of more than 4,000 asteroids, which are well known for mostly being of stony composition with a relatively high
albedo
Albedo (; ) is the measure of the diffuse reflection of 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 that refl ...
. It is also classified as a M- and L-type asteroids by WISE and
PanSTARRS
The Panoramic Survey Telescope and Rapid Response System (Pan-STARRS1; obs. code: F51 and Pan-STARRS2 obs. code: F52) located at Haleakala Observatory, Hawaii, US, consists of astronomical cameras, telescopes and a computing facility that is ...