(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.
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Discovery
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| Discovered by | Alan Fitzsimmons, Donal O'Ceallaigh, and Iwan P. Williams[1] |
| Discovery date | November 8, 1994 |
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Designations
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| MPC designation | (19255) 1994 VK8 |
| Alternative names | none |
| Minor planet category |
cubewano |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 6603.633 Gm (44.143 AU) |
| Perihelion | 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) |
| Average orbital speed | 4.56 km/s |
| Mean anomaly | 247.428° |
| Inclination | 1.489° |
| Longitude of ascending node | 72.388° |
| Argument of perihelion | 120.733° |
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Physical characteristics
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| 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
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