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579 Sidonia

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579 Sidonia
Discovery
Discovered byA. Kopff
Discovery siteHeidelberg
Discovery date3 November 1905
Designations
MPC designation(579) Sidonia
Pronunciation/saɪˈdoʊniə/
Alternative designations1905 SD
Orbital characteristics
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc109.22 yr (39891 d)
Aphelion3.2535 AU (486.72 Gm)
Perihelion2.7680 AU (414.09 Gm)
Semi-major axis3.0107 AU (450.39 Gm)
Eccentricity0.080631
Orbital period (sidereal)5.22 yr (1908.1 d)
Mean anomaly161.100°
Mean motion0° 11 19.212 / day
Inclination11.009°
Longitude of ascending node82.737°
Argument of perihelion228.785°
Physical characteristics
Mean radius42.785±1.1 km
Synodic rotation period16.286 h (0.6786 d)
Geometric albedo0.1748±0.009
Absolute magnitude (H)8.07
7.85

579 Sidonia is a minor planet orbiting the Sun that was discovered by the German astronomer August Kopff on November 3, 1905. It was named after a character in Christoph Willibald Gluck's opera Armide. The name may have been inspired by the asteroid's provisional designation 1905 SD.

This is a member of the dynamic Eos family of asteroids that most likely formed as the result of a collisional breakup of a parent body.

References

  1. "Sidonian". Lexico UK English Dictionary. Oxford University Press. Archived from the original on 15 September 2020.
  2. ^ Yeomans, Donald K., "579 Sidonia", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 5 May 2016.
  3. Warner, Brian D. (December 2007), "Initial Results of a Dedicated H-G Project", The Minor Planet Bulletin, vol. 34, pp. 113–119, Bibcode:2007MPBu...34..113W.
  4. Veeder, G. J.; et al. (March 1995), "Eos, Koronis, and Maria family asteroids: Infrared (JHK) photometry", Icarus, vol. 114, pp. 186–196, Bibcode:1995Icar..114..186V, CiteSeerX 10.1.1.31.2739, doi:10.1006/icar.1995.1053.

External links

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