Una (
minor planet designation: 160 Una) is a fairly large and dark, primitive
Main 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, called ...
asteroid that was discovered by German-American astronomer
C. H. F. Peters on February 20, 1876, in
Clinton, New York.
It is named after a character in
Edmund Spenser's epic poem ''
The Faerie Queene
''The Faerie Queene'' is an English epic poem by Edmund Spenser. Books IIII were first published in 1590, then republished in 1596 together with books IVVI. ''The Faerie Queene'' is notable for its form: at over 36,000 lines and over 4,000 sta ...
'' (1590).
In the
Tholen classification
An asteroid spectral type is assigned to asteroids based on their emission spectrum, color, and sometimes albedo. These types are thought to correspond to an asteroid's surface composition. For small bodies that are not internally differentiated ...
system it is categorized as a
CX-type, while the Bus
asteroid taxonomy system lists it as an
Xk asteroid.
observations of this asteroid made at the
Torino Observatory in Italy during 1990–1991 were used to determine a synodic
rotation period of 5.61 ± 0.01 hours.
References
External links
2011-Jan-24 Occultation*
*
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Discoveries by Christian Peters
Named minor planets
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