(84719) 2002 VR128
From Wikipedia, the free encyclopedia
| Discovery A | |
|---|---|
| Discoverer | Michael E. Brown Chadwick A. Trujillo |
| Discovery date | 3 November 2002 |
| Alternate designations B |
none |
| Category | TNO (plutino) |
| Orbital elements C | |
|
|
|
| Eccentricity (e) | 0.265 |
| Semi-major axis (a) | 5879.103 Gm (39.299 AU) |
| Perihelion (q) | 4323.399 Gm (28.900 AU) |
| Aphelion (Q) | 7434.807 Gm (49.699 AU) |
| Orbital period (P) | 89986.401 d (246.37 a) |
| Mean orbital speed | 4.67 km/s |
| Inclination (i) | 14.037° |
| Longitude of the ascending node (Ω) |
23.111° |
| Argument of perihelion (ω) |
287.589° |
| Mean anomaly (M) | 60.298° |
| Physical characteristics D | |
| Dimensions | 319 km[1] |
| Mass | 3.4×1019? kg |
| Density | 2.0? g/cm³ |
| Surface gravity | 0.0892? m/s² |
| Escape velocity | 0.1686? km/s |
| Rotation period | ? d |
| Spectral class | ? |
| Absolute magnitude | 5.7 |
| Albedo (geometric) | 0.10? |
| Mean surface temperature |
~44 K |
(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
|
|||||
 |
This article about a centaur or trans-Neptunian object is a stub. You can help Wikipedia by expanding it. |
