(16684) 1994 JQ1

Minor Planet
name=mp|(16684) 1994 JQ|1
discoverer=Michael J. Irwin, Anna N. Zytkow
discovery_date=May 11, 1994
designations="none"
category=TNO (cubewano)cite web
author=Marc W. Buie
date=2001/05/23
title=Orbit Fit and Astrometric record for 16684
publisher=SwRI (Space Science Department)
url=http://www.boulder.swri.edu/~buie/kbo/astrom/16684.html
accessdate=2008-09-29]
epoch=December 31, 2006 (JD 2454100.5)
semimajor=6639.193 Gm (44.380 AU)
perihelion=6279.097 Gm (41.973 AU)
aphelion=6999.289 Gm (46.787 AU)
eccentricity=0.054
period=107989.929 d (295.66 a)
inclination=3.738°
asc_node=25.613°
arg_peri=246.446°
mean_anomaly=318.096°
speed=4.47 km/s
dimensions=183 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=6.4e|18? kg
density=2.0? g/cm³
gravity=0.0511? m/s²
escape_velocity=0.0967? km/s
rotation=? d
spectral_class=?
abs_mag=6.9cite web
date=2001-05-23 last obs
title=JPL Small-Body Database Browser: 16684 (1994 JQ1)
url=http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=1994JQ1
accessdate=2008-09-29]
albedo=0.09 (assumed)
temperature=~42 K

mp|(16684) 1994 JQ|1, also written as (16684) 1994 JQ1, is a trans-Neptunian object of the cubewano class. It was discovered on May 11, 1994 by Michael J. Irwin and Anna N. Zytkow.

mp|(16684) 1994 JQ|1 is the third 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 two official cubewanos are mpl|(15760) 1992 QB|1 and mpl|(15807) 1994 GV|9.

References

External links

* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=16684;orb=1;view=Far Orbital simulation] from JPL (Java) / [http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=16684 Ephemeris]