(19255) 1994 VK8

Infobox Planet | discovery=yes | physical_characteristics=yes
bgcolour=#FFFFC0
name=mp|(19255) 1994 VK|8
discoverer=Alan Fitzsimmons, Donal O'Ceallaigh, and Iwan P. Williams
discovered=November 8, 1994
mp_name=mp|(19255) 1994 VK|8
alt_names="none"
mp_category=cubewanocite web
author=Marc W. Buie
date=1997/10/27
title=Orbit Fit and Astrometric record for 19255
publisher=SwRI (Space Science Department)
url=http://www.boulder.swri.edu/~buie/kbo/astrom/19255.html
accessdate=2008-09-29]
epoch=December 31, 2006 (JD 2454100.5)
semimajor=6379.773 Gm (42.646 AU)
perihelion=6155.912 Gm (41.150 AU)
aphelion=6603.633 Gm (44.143 AU)
eccentricity=0.035
period=101722.753 d (278.50 a)
inclination=1.489°
asc_node=72.388°
arg_peri=120.733°
mean_anomaly=247.428°
avg_speed=4.56 km/s
dimensions=175 kmcite web
date=22 August 2008
title=List of Known Trans-Neptunian Objects
publisher=Johnston's Archive
author=Wm. Robert Johnston
url=http://www.johnstonsarchive.net/astro/tnoslist.html
accessdate=2008-09-29]
mass=5.6e|18 kg
density=2.0 g/cm³
surface_grav=0.0489 m/s²
escape_velocity=0.0925 km/s
sidereal_day=9 hr
spectral_type=?
abs_magnitude=7.0cite web
date=2000-11-27 last obs
title=JPL Small-Body Database Browser: 19255 (1994 VK8)
url=http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=1994VK8
accessdate=2008-09-29]
albedo=0.09 (assumed)
single_temperature=~43 K

mp|(19255) 1994 VK|8, also written as (19255) 1994 VK8, is a trans-Neptunian object (TNO) of the cubewano class. It was discovered on November 8, 1994 by Alan Fitzsimmons, Donal O'Ceallaigh, and Iwan P. Williams.

mp|(19255) 1994 VK|8 is the fourth cubewano to be given an official Minor Planet Center catalog number. cite web |title=MPEC 2008-O05 : Distant Minor Planets (2008 AUG. 2.0 TT)
date=2008-07-17
publisher=Minor Planet Center
url=http://cfa-www.harvard.edu/iau/mpec/K08/K08O05.html
accessdate=2008-09-29] The first three official cubewanos are mpl|(15760) 1992 QB|1, mpl|(15807) 1994 GV|9, and mpl|(16684) 1994 JQ|1.

References

External links

* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=19255;orb=1;view=Far Orbital simulation] from JPL (Java) / [http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=19255 Ephemeris]