(230965) 2004 XA192
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| Discovery | |
|---|---|
| Discovered by | Palomar |
| Discovery date | 12 August 2004 |
| Orbital characteristics[1] | |
| Aphelion | 58.684 AU |
| Perihelion | 35.483 AU |
| Eccentricity | 0.246 |
| Orbital period | 323.1 years |
| Inclination | 38.146° |
| Longitude of ascending node | 328.56° |
| Argument of perihelion | 131.96° |
| Physical characteristics | |
| Dimensions |
420–940 [2] |
| Apparent magnitude | 19.84 [4] |
| Absolute magnitude (H) | 4.11 [1] |
|
| |
2004 XA192 is a large member of the Kuiper belt with an absolute magnitude of 4.11 An absolute magnitude 4 means the diameter of the object is likely between 400 and 950 km,[2] so it is very likely a dwarf planet. It was discovered on 12 December 2004 at Palomar Observatory.
It is currently at 35.8 AU from the Sun, near the perihelion.[5]
References
- ↑ 1.0 1.1 JPL Small -Body Database Browser, retrieved 14 November 2009
- ↑ 2.0 2.1 "Absolute Magnitude (H)". NASA / JPL. Archived from the original on 9 February 2010. Retrieved 2010-02-13.
- ↑ List of known Trans-Neptunian Objects 22 August 2008
- ↑ [http://hamilton.dm.unipi.it/astdys/index.php?pc=1.1. 0 & n = 230965 AstDys Summary for (230965) 2004 XA192] Retrieved 31 August 2009
- ↑ AstDys Ephmerides for (230965) 2004 XA192, Retrieved 31 August 2009
External links
- Chart Trajectory by JPL (software needs JAVA)
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