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Asteroid 20 Massalia


Named after the city of Marseille (in it's Latin name), where Chacornac made his discovery of Massalia one day after de Gasparis.

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ClassificationMain-belt Asteroid
FamilyMassalia family

Osculating Orbital Elements
Epoch2450079,5
Semi major axis2,4084 AU
Period [Julian yrs]3,738 Julian years
Inclination0,703 °
Eccentricity0,1444
Lon. of ascending node206,930 °
Argument of perihelion254,817 °
Passage of perihelion1995-Aug-24.338901
Aphelion distance2,7563 AU
Mean anomaly33,136 °

Physical Data
Radius72,75 km
Rotation period8,098 days
Absolute magnitude (H)6,5
Magnitude Slope (G)0,25
Color index (B-V)0,854
Geometric albedo0,2096
Spectral classS

Discovery Circumstances
DiscovererAnnibale de Gasparis
Discovered1852-09-19

Data File
Data File Name20_Massalia.aed
Data File Date2006-07-19
Data File Size2714 kB
Covered Period1800,00 - 2100,00