(19255) 1994 VK8
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- The correct title of this article is (19255) 1994 VK8. It features superscript or subscript characters that are substituted or omitted because of technical limitations.
Discovery | |
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Discovered by: | Alan Fitzsimmons, Donal O'Ceallaigh, and Iwan P. Williams[1] |
Discovery date: | November 8, 1994 |
MPC designation: | (19255) 1994 VK8 |
Alternative names: | none |
Minor planet category: | cubewano |
Orbital characteristics | |
Epoch December 31, 2006 (JD 2454100.5) | |
Aphelion distance: | 6603.633 Gm (44.143 AU) |
Perihelion distance: | 6155.912 Gm (41.150 AU) |
Semi-major axis: | 6379.773 Gm (42.646 AU) |
Eccentricity: | 0.035 |
Orbital period: | 101722.753 d (278.50 a) |
Avg. orbital speed: | 4.56 km/s |
Mean anomaly: | 247.428° |
Inclination: | 1.489° |
Longitude of ascending node: | 72.388° |
Argument of perihelion: | 120.733° |
Physical characteristics | |
Dimensions: | 175 km[2] |
Mass: | 5.6×1018 kg |
Mean density: | 2.0 g/cm³ |
Equatorial surface gravity: | 0.0489 m/s² |
Escape velocity: | 0.0925 km/s |
Sidereal rotation period: | ? d |
Albedo: | 0.10 |
Temperature: | ~43 K |
Spectral type: | ? |
Absolute magnitude: | 7.0 |
(19255) 1994 VK8, also written as (19255) 1994 VK8, is a trans-Neptunian object (TNO) that resides in the Kuiper belt beyond Pluto. It was discovered on November 8, 1994 by Alan Fitzsimmons, Donal O'Ceallaigh, and Iwan P. Williams.
[edit] References
- ^ http://cfa-www.harvard.edu/iau/lists/TNOs.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.