588 Achilles

588 Achilles
Image: 300 pixels
Modelled shape of Achilles from its light curve
Discovery [1]
Discovered byM. F. Wolf
Discovery siteHeidelberg Obs.
Discovery date22 February 1906
Designations
(588) Achilles
Pronunciation/əˈkɪlz/
Named after
Achilles (Greek mythology)[2]
1906 TG
Jupiter trojan[1][3]
Greek[4] · background[5]
AdjectivesAchillean /ˌækɪˈlən, əˈkɪliən/[6]
Orbital characteristics[3]
Epoch 23 March 2018 (JD 2458200.5)
Uncertainty parameter 0
Observation arc112.25 yr (41,000 d)
Aphelion5.9714 AU
Perihelion4.4467 AU
5.2091 AU
Eccentricity0.1463
11.89 yr (4,343 d)
205.11°
0° 4m 58.44s / day
Inclination10.318°
316.54°
133.50°
Jupiter MOID0.5704 AU
TJupiter2.9460
Physical characteristics
130.10±0.55 km[7]
133.22±3.33 km[8]
135.47±4.1 km[9]
7.306±0.002 h[10][11]
0.0328±0.002[9]
0.035±0.002[8]
0.043±0.006[7]
Tholen = DU [3][12]
B–V = 0.755[3]
U–B = 0.216[3]
V–I = 0.940±0.019[12]
8.47[7]
8.67[1][3][8][9]

Achilles (minor planet designation: 588 Achilles) is a large Jupiter trojan asteroid of the Greek camp. Achilles was the first Jupiter trojan to be discovered, and was discovered by Max Wolf at the Heidelberg Observatory in 1906. Wolf named the minor planet after the legendary hero Achilles from Greek mythology.[1][2] The dark D-type asteroid measures approximately 133 kilometers (83 miles) in diameter which makes it one of the 10 largest Jupiter trojans. It has a rotation period of 7.3 hours and possibly a spherical shape.[12]

  1. ^ a b c d Cite error: The named reference MPC-object 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 c d e f Cite error: The named reference jpldata was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference MPC-Jupiter-Trojans was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference AstDys-object was invoked but never defined (see the help page).
  6. ^ "Achillean, achillea". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
  7. ^ a b c Cite error: The named reference Grav-2012 was invoked but never defined (see the help page).
  8. ^ a b c Cite error: The named reference AKARI was invoked but never defined (see the help page).
  9. ^ a b c Cite error: The named reference SIMPS was invoked but never defined (see the help page).
  10. ^ Cite error: The named reference Shevchenko-2009a was invoked but never defined (see the help page).
  11. ^ Cite error: The named reference Shevchenko-2012a was invoked but never defined (see the help page).
  12. ^ a b c Cite error: The named reference lcdb was invoked but never defined (see the help page).

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