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Asteroid 90482 Orcus


Named after Orcus, the Roman god of the underworld, punisher of broken oaths.

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

Alternate designation2004 DW
ClassificationPlutino, TNO

Osculating Orbital Elements
Epoch2452031,5
Semi major axis39,3874 AU
Period [Julian yrs]247,198 Julian years
Inclination20,523 °
Eccentricity0,2220
Lon. of ascending node268,392 °
Argument of perihelion74,106 °
Passage of perihelion1897-Feb-18.273432
Aphelion distance48,1317 AU
Mean anomaly151,744 °

Physical Data
Absolute magnitude (H)2,3
Magnitude Slope (G)0,15
Spectral classn.a.

Discovery Circumstances
DiscovererMichael Brown, Chad Trujillo, David L. Rabinowitz
Discovered2004-02-17

Data File
Data File Name90482_Orcus.aed
Data File Date2006-07-19
Data File Size720 kB
Covered Period1800,00 - 2100,00