(84719) 2002 VR128
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Discovery
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| Discovered by | Michael E. Brown Chadwick A. Trujillo |
| Discovery date | 3 November 2002 |
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Designations
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| Alternate name(s) | none |
| Minor planet category |
TNO (plutino) |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 7434.807 Gm (49.699 AU) |
| Perihelion | 4323.399 Gm (28.900 AU) |
| Semi-major axis | 5879.103 Gm (39.299 AU) |
| Eccentricity | 0.265 |
| Orbital period | 89986.401 d (246.37 a) |
| Average orbital speed | 4.67 km/s |
| Mean anomaly | 60.298° |
| Inclination | 14.037° |
| Longitude of ascending node | 23.111° |
| Argument of perihelion | 287.589° |
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Physical characteristics
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| Dimensions | 319 km[1] |
| Mass | 3.4×1019? kg |
| Mean density | 2.0? g/cm³ |
| Equatorial surface gravity | 0.0892? m/s² |
| Escape velocity | 0.1686? km/s |
| Rotation period | ? d |
| Albedo | 0.10? |
| Temperature | ~44 K |
| Spectral type | ? |
| Absolute magnitude (H) | 5.7 |
(84719) 2002 VR128 (also written (84719) 2002 VR128) is a trans-Neptunian object (TNO). It was discovered in 2002 by Michael E. Brown and Chad Trujillo. The object is classified as a plutino.
[edit] References
[edit] External links
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