5143 Heracles

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Heracles
Discovery
Discovered by Shoemaker, C. S.
Discovery site Palomar Observatory
Discovery date 7 November 1991
Designations
MPC designation 5143
Named after
Heracles
1991 VL
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 22676 days (62.08 yr)
Aphelion 3.24991769 AU (486.180766 Gm)
Perihelion 0.41741970 AU (62.445098 Gm)
1.833668696 AU (274.3129325 Gm)
Eccentricity 0.77235817
2.48 yr (906.94 d)
215.56400°
0° 23m 48.977s / day
Inclination 9.0337772°
309.55681°
227.72067°
Earth MOID 0.0583856 AU (8.73436 Gm)
Jupiter MOID 1.80484 AU (270.000 Gm)
Jupiter Tisserand parameter 3.582
Physical characteristics
2.7063 h (0.11276 d)
13.9

5143 Heracles (1991 VL) is an Apollo asteroid, Mercury grazer, Mars crosser and near-Earth object discovered on November 7, 1991 by Shoemaker, C. S. at Palomar Observatory.

It was discovered to be a binary asteroid by Arecibo Observatory in December 2011.[2]

References[edit]

  1. ^ "5143 Heracles (1991 VL)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 13 April 2016. 
  2. ^ Dr. Lance A. M. Benner (2013-11-18). "Binary and Ternary near-Earth Asteroids detected by radar". NASA/JPL Asteroid Radar Research. Retrieved 2014-03-01. 

External links[edit]