9712 Nauplius

9712 Nauplius
Discovery [1]
Discovered byC. J. van Houten
I. van Houten-G.
T. Gehrels
Discovery sitePalomar Obs.
Discovery date19 September 1973
Designations
(9712) Nauplius
Pronunciation/ˈnɔːpliəs/[2]
Named after
Nauplius [1]
(Greek mythology)
1973 SO1 · 1978 EO9
1989 EB8
Jupiter trojan [1][3]
Greek [4] · background [5]
Orbital characteristics [3]
Epoch 23 March 2018 (JD 2458200.5)
Uncertainty parameter 0
Observation arc43.70 yr (15,963 d)
Aphelion5.8944 AU
Perihelion4.5736 AU
5.2340 AU
Eccentricity0.1262
11.97 yr (4,374 d)
195.94°
0° 4m 56.28s / day
Inclination8.4625°
176.61°
274.09°
Jupiter MOID0.1058 AU
TJupiter2.9620
Physical characteristics
33.42±4.32 km[6]
19.41±0.02 h[7][a]
0.083±0.026[6]
C (assumed)[8]
10.70[6]
10.8[1][3][8]

9712 Nauplius /ˈnɔːpliəs/ is a mid-sized Jupiter trojan from the Greek camp, approximately 33 kilometers (21 miles) in diameter. It was discovered during the second Palomar–Leiden Trojan survey at the Palomar Observatory in 1973 and later named after Nauplius the Wrecker, from Greek mythology.[1] The dark Jovian asteroid has a rotation period of 19.4 hours.[8]

  1. ^ a b c d e 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. ^ Cite error: The named reference Stephens-2014f was invoked but never defined (see the help page).
  8. ^ a b c Cite error: The named reference lcdb 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).