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Asteroid 33 Polyhymnia


Named after Polyhymnia, the Greek Muse of sacred hymns.

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

ClassificationMain-belt Asteroid

Osculating Orbital Elements
Epoch2453800,5
Semi major axis2,8656 AU
Period [Julian yrs]4,851 Julian years
Inclination1,870 °
Eccentricity0,3375
Lon. of ascending node8,602 °
Argument of perihelion338,261 °
Passage of perihelion2004-Dec-28.148033
Aphelion distance3,8328 AU
Mean anomaly87,948 °

Physical Data
Rotation period18,601 days
Absolute magnitude (H)8,55
Magnitude Slope (G)0,33
Color index (B-V)0,848
Spectral classSq

Discovery Circumstances
DiscovererJean Chacornac
Discovered1854-10-28

Data File
Data File Name33_Polyhymnia.aed
Data File Date2006-07-19
Data File Size2714 kB
Covered Period1800,00 - 2100,00