19521 Chaos
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| Discovery | |
|---|---|
| Discoverer | Deep Ecliptic Survey |
| Discovery date | November 19, 1998 |
| MPC designation | 19521 Chaos |
| Alternative names | 1998 WH24 |
| Minor planet category | TNO (cubewano)[1] |
| Orbital characteristics Epoch January 30, 2005 (JD 2453400.5) |
|
| Aphelion | 50.269 AU |
| Perihelion | 40.929 AU |
| Semi-major axis | 45.599 AU |
| Eccentricity | 0.102 |
| Orbital period | 309.1006 y |
| Average orbital speed | 4.3931 km/s |
| Mean anomaly | 324.2844° |
| Inclination | 12.0550° |
| Longitude of ascending node | 50.0103° |
| Argument of perihelion | 58.6836° |
| Physical characteristics | |
| Dimensions | ~560 km |
| Sidereal rotation period | 3.985 (days) |
| Absolute magnitude | 4.755 |
19521 Chaos is a Kuiper belt object. Chaos was found in 1998 by the Deep Ecliptic Survey, with Kitt Peak's 4 m telescope. It is big at about 560 km, and bright at H=4.755. It is named after the primeval state of existence in Greek mythology, from which the first gods appeared.
[change] Trivia
A jazz-fusion/progressive-rock band from Connecticut got their name from this minor planet.
[change] References
- ↑ Marc W. Buie (2004/11/09). "Orbit Fit and Astrometric record for 19521". SwRI (Space Science Department). http://www.boulder.swri.edu/~buie/kbo/astrom/19521.html. Retrieved 2008-09-28.
- original MPEC circular 1998-X08 and the revision, 1999-V03
- AstDys
- NASA JPL Small-Body Database Browser on 19521 Chaos
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