495 Eulalia

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495 Eulalia
Discovery
Discovered byMax Wolf
Discovery siteHeidelberg Observatory
Discovery date25 October 1902
Designations
MPC designation(495) Eulalia
Named after
the discoverer's wife's grandmother[1]
1902 KG
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc113.10 yr (41309 d)
Aphelion2.8101 AU (420.38 Gm)
Perihelion2.1645 AU (323.80 Gm)
2.4873 AU (372.09 Gm)
Eccentricity0.12977
3.92 yr (1432.8 d)
5.5120°
0° 15m 4.536s / day
Inclination2.2795°
186.478°
206.971°
Physical characteristics
Mean radius
19.425±0.7 km
28.967 h (1.2070 d)
0.0571±0.004
10.78

Eulalia (minor planet designation: 495 Eulalia) is a minor planet orbiting the Sun. Eulalia is very near the 3:1 Jupiter orbital resonance.[3]

Origin of 162173 Ryugu may be either 495 Eulalia or 142 Polana[4]
   Sun ·    Earth ·    162173 Ryugu ·    142 Polana ·    495 Eulalia

References[edit]

  1. ^ Schmadel, Lutz D. (2007). "(495) Eulalia". Dictionary of Minor Planet Names – (495) Eulalia. Springer Berlin Heidelberg. p. 54. doi:10.1007/978-3-540-29925-7_496. ISBN 978-3-540-00238-3.
  2. ^ "495 Eulalia (1902 KG)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 6 May 2016.
  3. ^ Walsh, Kevin (2013). "Introducing the Eulalia and new Polana asteroid families: re-assessing primitive asteroid families in the inner Main Belt". Icarus. 225 (1): 783–297. arXiv:1305.2821. Bibcode:2013Icar..225..283W. doi:10.1016/j.icarus.2013.03.005.
  4. ^ S. Sugita; et al. (19 Mar 2019). "The geomorphology, color, and thermal properties of Ryugu: Implications for parent-body processes". doi:10.1126/science.aaw0422.

External links[edit]