160 Una
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160 Una is a fairly large and dark, primitive main belt asteroid that was discovered by German-American astronomer C. H. F. Peters on February 20, 1876, in Clinton, New York.<ref name="IAU_MPC"/> It is named after a character in Edmund Spenser's epic poem The Faerie Queene (1590). This minor planet is orbiting the Sun at a distance of Template:Val with an eccentricity of 0.07. The orbital plane is inclined at an angle of 3.83° to the plane of the ecliptic.<ref name="JPL"/>
In the Tholen classification system it is categorized as a CX-type, while the Bus asteroid taxonomy system lists it as an Xk asteroid.<ref name="DeMeo2009"/> Photometric 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.<ref name="diMartino1994"/> It has an estimated diameter of about Template:Val.
References
External links
- 2011-Jan-24 Occultation / (2011 Asteroidal Occultation Results for North America)
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- Template:JPL small body
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