(42301) 2001 UR163
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- The correct title of this article is (42301) 2001 UR163. It features superscript or subscript characters that are substituted or omitted because of technical limitations.
Discovery | |
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Discovered by: | Deep Ecliptic Survey[1] |
Discovery date: | October 21, 2001 |
MPC designation: | (42301) 2001 UR163 |
Alternative names: | none |
Minor planet category: | ESDO |
Orbital characteristics | |
Epoch December 31, 2006 (JD 2454100.5) | |
Aphelion distance: | 9889.356 Gm (66.106 AU) |
Perihelion distance: | 5498.582 Gm (36.756 AU) |
Semi-major axis: | 7693.969 Gm (51.431 AU) |
Eccentricity: | 0.285 |
Orbital period: | 134721.208 d (368.85 a) |
Avg. orbital speed: | 4.07 km/s |
Mean anomaly: | 68.401° |
Inclination: | 0.752° |
Longitude of ascending node: | 301.769° |
Argument of perihelion: | 342.639° |
Physical characteristics | |
Dimensions: | 636 km[2] |
Mass: | 2.7×1020? kg |
Mean density: | 2.0? g/cm³ |
Equatorial surface gravity: | 0.1778? m/s² |
Escape velocity: | 0.3362? km/s |
Sidereal rotation period: | ? d |
Albedo: | 0.10? |
Temperature: | ~39 K |
Spectral type: | ? |
Absolute magnitude: | 4.2 |
(42301) 2001 UR163, also written as (42301) 2001 UR163, is a trans-Neptunian object (TNO) that resides in the extended Scattered disc. It was discovered on October 21, 2001 by the Deep Ecliptic Survey (DES) program.
[edit] References
- ^ http://cfa-www.harvard.edu/iau/lists/Centaurs.html
- ^ http://www.johnstonsarchive.net/astro/tnoslist.html
Minor planets | ||
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List of asteroids |
Vulcanoids · Near-Earth asteroids · Main belt · Jupiter Trojans · Centaurs · Damocloids · Comets · Trans-Neptunians (Kuiper belt • Scattered disc • Oort cloud)
For other objects and regions, see Asteroid groups and families, Binary asteroids, Asteroid moons and the Solar System.
For a complete listing, see List of asteroids. See also Pronunciation of asteroid names and Meanings of asteroid names.