(47171) 1999 TC36

Infobox Planet | discovery=yes | physical_characteristics=yes | bgcolour=#FFFFC0
name=mp|(47171) 1999 TC|36
discoverer=E. P. Rubenstein, L.-G. Strolger
discovered=October 1, 1999
mp_name=mp|(47171) 1999 TC|36
alt_names="none"
mp_category=Trans-Neptunian object
Plutinocite web
date=2006 Dec. 21
title=MPEC 2006-X45 : Distant Minor Planets
publisher=Minor Planet Center & Tamkin Foundation Computer Network
url=http://cfa-www.harvard.edu/iau/mpec/K06/K06X45.html
accessdate=2008-07-24] cite web
author=Marc W. Buie
date=2005/08/31
title=Orbit Fit and Astrometric record for 47171
publisher=SwRI (Space Science Department)
url=http://www.boulder.swri.edu/~buie/kbo/astrom/47171.html
accessdate=2008-07-24]
epoch=June 14, 2006 (JD 2453900.5)
semimajor=5872.651 Gm (39.256 AU)
perihelion=4571.710 Gm (30.560 AU)
aphelion=7173.592 Gm (47.952 AU)
eccentricity=0.222
period=89838.309 d (245.96 a)
inclination=8.416°
asc_node=97.059°
arg_peri=295.003°
mean_anomaly=346.981°
avg_speed=4.69 km/s
dimensions=350-470 kmcite web
url = http://arxiv.org/abs/astro-ph/0602316
title = The Albedo, Size, and Density of Binary Kuiper Belt Object (47171) 1999 TC36
accessdate = 2007-10-17
last = Stansberry
first = J.A.
date = 2006-02-14
publisher = Astrophysics]
414±38 kmcite web
title=Physical Properties of Kuiper Belt and Centaur Objects: Constraints from Spitzer Space Telescope
author=John Stansberry, Will Grundy, Mike Brown, Dale Cruikshank, John Spencer, David Trilling, Jean-Luc Margot
work=University of Arizona, Lowell Observatory, California Institute of Technology, NASA Ames Research Center, Southwest Research Institute, Cornell University
url=http://arxiv.org/abs/astro-ph/0702538v2
year=2007
accessdate=2008-07-24]
mass=1.44e|19 kg
density=0.3-0.8 g/cm³
surface_grav=0.039–0.020 m/s²
escape_velocity=0.117–0.096 km/s
sidereal_day=? d
spectral_type=(red) B-V=0.99; V-R=0.65cite web
url = http://calys.obspm.fr/~pcorps/TNO/publi/doressoundiram2004_final_2MS.pdf
title = The Meudon Multicolor Survey (2MS) of Centaurs and Trans-Neptunian objects: extended dataset and status on the correlations reported
accessdate = 2007-10-17
last = Doressoundiram]
abs_magnitude=4.73
albedo=0.055-0.11
0.07±0.01
single_temperature=~45–44 K mp|(47171) 1999 TC|36 (also written: (47171) 1999 TC36) is a trans-Neptunian object (TNO). It was discovered in 1999 by Eric P. Rubenstein and Louis-Gregory Strolger. It is classified as a plutino with a 2:3 mean motion resonance with Neptune and is among the brighter trans-Neptunian objects.

Moons

47171) 1999 TC36 has currently one known moon.

/2001 (47171) 1

The companion, discovered from 8 December 2001 observations by C. A. Trujillo and M. E. Brown using the Hubble Space Telescope and announced on 10 January 2002, has an estimated diameter of 142±23 km and a semi-major axis of 7640±460 km, orbiting its primary in 50.38±0.5 d.

References

External links

* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=1999TC36;orb=1 Orbital simulation] from JPL (Java) / [http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=1999TC36 Ephemeris]
* [http://www.johnstonsarchive.net/astro/astmoons/am-47171.html Johnston Archive entry]