- 19521 Chaos
Infobox TNO
discovery=yes
physical_characteristics=yes
bgcolour = #FFFFC0
name = 19521 Chaos
discoverer = Deep Ecliptic
Survey
discovered =November 19 ,1998
mp_name = 19521 Chaos
alt_names = mp|1998 WH|24
mp_category = TNO (cubewano )cite web
author=Marc W. Buie
date=2004/11/09
title=Orbit Fit and Astrometric record for 19521
publisher=SwRI (Space Science Department)
url=http://www.boulder.swri.edu/~buie/kbo/astrom/19521.html
accessdate=2008-09-28]
epoch =January 30 ,2005 (JD 2453400.5)
semimajor = 45.599 AU
perihelion = 40.929 AU
aphelion = 50.269 AU
eccentricity = 0.102
period = 309.1006 y
inclination = 12.0550°
asc_node = 50.0103°
arg_peri = 58.6836°
mean_anomaly = 324.2844°
avg_speed = 4.3931 km/s
dimensions = ~560 km
mass =
density =
surface_grav =
escape_velocity =
sidereal_day = 3.985 (days)
spectral_type =
abs_magnitude = 4.755
albedo =
single_temperature =19521 Chaos (pronEng|ˈkeɪɒs, from _gr. "Χάος," formerly known as mp|1998 WH|24) is a
cubewano , a Kuiper belt object not in resonance with any planet. Chaos was discovered in 1998 by theDeep Ecliptic Survey , with Kitt Peak's 4 m telescope. It is large at about 560 km, and bright at H=4.755. It is named after the primeval state of existence inGreek mythology , from which the first gods appeared.Trivia
A jazz-fusion/progressive-rock band from Connecticut took their name after the cubewano.
References
* [http://cfa-www.harvard.edu/mpec/J98/J98X08.html original MPEC circular 1998-X08] and [http://cfa-www.harvard.edu/mpec/J99/J99V03.html the revision, 1999-V03]
* [http://hamilton.dm.unipi.it/cgi-bin/astdys/astibo?objects:Chaos;main AstDys]
*
Wikimedia Foundation. 2010.
