9694 Lycomedes

9694 Lycomedes
Shape model of Lycomedes from its lightcurve
Discovery [1]
Discovered byC. J. van Houten
I. van Houten-G.
T. Gehrels
Discovery sitePalomar Obs.
Discovery date26 September 1960
Designations
(9694) Lycomedes
Pronunciation/lɪkəˈmdz/[2]
Named after
Lycomedes[1]
(Greek mythology)
6581 P-L · 1990 DY1
Jupiter trojan[1][3]
Greek[4] · background[5]
Orbital characteristics[3]
Epoch 23 March 2018 (JD 2458200.5)
Uncertainty parameter 0
Observation arc57.65 yr (21,058 d)
Aphelion5.2852 AU
Perihelion4.9135 AU
5.0993 AU
Eccentricity0.0364
11.52 yr (4,206 d)
226.07°
0° 5m 8.16s / day
Inclination4.9436°
350.07°
53.908°
Jupiter MOID0.019 AU
TJupiter2.9920
Physical characteristics
31.74±0.24 km[6]
40.33 km (calculated)[7]
18.2±0.1 h[8]
0.057 (assumed)[7]
0.101±0.010[6]
C (assumed)[7]
10.60[6]
10.7[1][3][7]

9694 Lycomedes /lɪkəˈmdz/ is a Jupiter trojan from the Greek camp, approximately 32 kilometers (20 miles) in diameter.[1] It was discovered during the Palomar–Leiden survey at the Palomar Observatory in 1960 and later named after Lycomedes from Greek mythology.[1] The dark Jovian asteroid is likely elongated in shape and has a rotation period of 18.2 hours.[7]

  1. ^ a b c d e f Cite error: The named reference MPC-object was invoked but never defined (see the help page).
  2. ^ Noah Webster (1884) A Practical Dictionary of the English Language
  3. ^ a b c 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. ^ a b c Cite error: The named reference Grav-2012 was invoked but never defined (see the help page).
  7. ^ a b c d e Cite error: The named reference lcdb was invoked but never defined (see the help page).
  8. ^ Cite error: The named reference French-2012 was invoked but never defined (see the help page).