(47171) 1999 TC36

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The correct title of this article is (47171) 1999 TC36. It features superscript or subscript characters that are substituted or omitted because of technical limitations.
(47171) 1999 TC36
Discovery
Discovered by E. P. Rubenstein,
L.-G. Strolger
Discovery date October 1, 1999
Designations
MPC designation (47171) 1999 TC36
Alternative names none
Minor planet
category		 Trans-Neptunian object plutino
Epoch June 14, 2006 (JD 2453900.5)
Aphelion 7173.592 Gm (47.952 AU)
Perihelion 4571.710 Gm (30.560 AU)
Semi-major axis 5872.651 Gm (39.256 AU)
Eccentricity 0.222
Orbital period 89838.309 d (245.96 a)
Average orbital speed 4.69 km/s
Mean anomaly 346.981°
Inclination 8.416°
Longitude of ascending node 97.059°
Argument of perihelion 295.003°
Physical characteristics
Dimensions 350-470 km[1]
Mass 1.8–1.6×1019 kg
Mean density 0.3-0.8 g/cm³[1]
Equatorial surface gravity 0.039–0.020 m/s²
Escape velocity 0.117–0.096 km/s
Sidereal rotation
period		 ? d
Albedo 0.055-0.11[1]
Temperature ~45–44 K
Spectral type (red) B-V=0.99; V-R=0.65[2]
Absolute magnitude 4.73

(47171) 1999 TC36 (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.

Contents

[edit] Moons

47171) 1999 TC36 has currently one known moon.

[edit] S/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.


[edit] References

  1. ^ a b c Stansberry, J.A. (2006-02-14). The Albedo, Size, and Density of Binary Kuiper Belt Object (47171) 1999 TC36. Astrophysics. Retrieved on 2007-10-17.
  2. ^ Doressoundiram. The Meudon Multicolor Survey (2MS) of Centaurs and Trans-Neptunian objects: extended dataset and status on the correlations reported. Retrieved on 2007-10-17.


[edit] External links

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