5143 Heracles

5143 Heracles
Discovery [1]
Discovered byC. Shoemaker
Discovery sitePalomar Obs.
Discovery date7 November 1991
Designations
(5143) Heracles
Pronunciation/ˈhɛrəkliːz/
Named after
Ἡρακλῆς Hēraklēs (Greek mythology)[2]
1991 VL · 1962 PG
Apollo · NEO [1][3]
AdjectivesHeraclean /hɛrəˈkliːən/[4]
Orbital characteristics [1]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 0
Observation arc63.58 yr (23,224 days)
Earliest precovery date30 November 1953
Aphelion3.2494 AU
Perihelion0.4174 AU
1.8334 AU
Eccentricity0.7723
2.48 yr (907 days)
93.744°
0° 23m 49.2s / day
Inclination9.0330°
309.52°
227.77°
Known satellites1[5][6][7] (0.6±0.3 km; orb. 17 h)
Earth MOID0.0584 AU · 22.8 LD
Physical characteristics
Dimensions3.26 km[8]
3.28±0.09 km[9]
3.41 km[10]
4.5±0.7 km[5]
4.83 km (taken)[11]
4.833 km[12]
4.843±0.378 km[13][14]
2.704±0.002 h[15][a]
2.7060±0.0002 h[16]
2.706±0.001 h[17]
2.7063 h[11]
2.7065±0.0005 h[5]
3.0149±0.0002 h[18]
5.990±0.0111 h[19]
0.1481[12]
0.20±0.05[5]
0.227±0.054[13][14]
0.38[10]
0.40±0.22[20]
0.412±0.030[9]
0.42[8]
SMASS = O [1]
Q [21] · C [22] · O [11]
V–R = 0.420±0.070[5]
13.786±0.004 (R)[19] · 13.8[13] · 14.0[1][8][9][22] · 14.10±0.04[5] · 14.27[11][23] · 14.27±0.09[12] · 14.52±0.02 (R)[16]

5143 Heracles(provisional designation 1991 VL) is a highly eccentric, rare-type asteroid and synchronous binary system, classified as near-Earth object of the Apollo group, approximately 4.8 kilometers in diameter. The asteroid was discovered on 7 November 1991, by American astronomer Carolyn Shoemaker at Palomar Observatory in California, United States.[3] It is named for the Greek divine hero Heracles.[2] It has an Earth minimum orbit intersection distance of 0.058 AU (8.7 million km) and is associated with the Beta Taurids daytime meteor shower.[24]

  1. ^ a b c d e Cite error: The named reference jpldata was invoked but never defined (see the help page).
  2. ^ a b Cite error: The named reference springer was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference MPC-Heracles was invoked but never defined (see the help page).
  4. ^ "Heraclean". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
  5. ^ a b c d e f Cite error: The named reference Pilcher-2012h was invoked but never defined (see the help page).
  6. ^ Cite error: The named reference CBET:Taylor-2012 was invoked but never defined (see the help page).
  7. ^ Cite error: The named reference Benner-Binary was invoked but never defined (see the help page).
  8. ^ a b c Cite error: The named reference Trilling-2010 was invoked but never defined (see the help page).
  9. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  10. ^ a b Cite error: The named reference Harris-2011 was invoked but never defined (see the help page).
  11. ^ a b c d Cite error: The named reference lcdb was invoked but never defined (see the help page).
  12. ^ a b c Cite error: The named reference Pravec-2012b was invoked but never defined (see the help page).
  13. ^ a b c Cite error: The named reference WISE was invoked but never defined (see the help page).
  14. ^ a b Cite error: The named reference Mainzer-2011 was invoked but never defined (see the help page).
  15. ^ Cite error: The named reference Warner-2017c was invoked but never defined (see the help page).
  16. ^ a b Cite error: The named reference Polishook-2012c was invoked but never defined (see the help page).
  17. ^ Cite error: The named reference Linder-2013 was invoked but never defined (see the help page).
  18. ^ Cite error: The named reference geneva-obs was invoked but never defined (see the help page).
  19. ^ a b Cite error: The named reference Waszczak-2015 was invoked but never defined (see the help page).
  20. ^ Cite error: The named reference Thomas-2011b was invoked but never defined (see the help page).
  21. ^ Cite error: The named reference Thomas-2014 was invoked but never defined (see the help page).
  22. ^ a b Cite error: The named reference Carry-2016 was invoked but never defined (see the help page).
  23. ^ Cite error: The named reference Pravec-1998b was invoked but never defined (see the help page).
  24. ^ Cite error: The named reference Babadzhanov2001 was invoked but never defined (see the help page).


Cite error: There are <ref group=lower-alpha> tags or {{efn}} templates on this page, but the references will not show without a {{reflist|group=lower-alpha}} template or {{notelist}} template (see the help page).