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Asteroid 28978 Ixion


Named after Ixion, one of the Lapiths, a king of Thessaly, and a son of Antion or Phlegyas.

This file is not available for download, but provided by the Alcyone Ephemeris Small Body Data File DVD.

Alternate designation2001 KX76
ClassificationTNO, Plutino
Notesthe second largest plutino 2:3 resonance with Neptune

Osculating Orbital Elements
Epoch2451786,5
Semi major axis39,3079 AU
Period [Julian yrs]246,450 Julian years
Inclination19,696 °
Eccentricity0,2473
Lon. of ascending node71,012 °
Argument of perihelion300,860 °
Passage of perihelion2070-Oct-30.470181
Aphelion distance49,0272 AU
Mean anomaly257,504 °

Physical Data
Absolute magnitude (H)3,3274
Magnitude Slope (G)0,15
Spectral classn.a.

Discovery Circumstances
DiscovererDeep Ecliptic Survey
Discovered2001-05-22

Data File
Data File Name28978_Ixion.aed
Data File Date2006-07-19
Data File Size288 kB
Covered Period1800,00 - 2100,00