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Asteroid 42 Isis


Named after Isis, the classical (Greek) name of an Egyptian goddess.

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

ClassificationMain-belt Asteroid

Osculating Orbital Elements
Epoch2448635,5
Semi major axis2,4407 AU
Period [Julian yrs]3,813 Julian years
Inclination8,541 °
Eccentricity0,2250
Lon. of ascending node84,753 °
Argument of perihelion235,662 °
Passage of perihelion1990-Jun-10.260942
Aphelion distance2,9897 AU
Mean anomaly150,630 °

Physical Data
Radius50,10 km
Rotation period13,597 days
Absolute magnitude (H)7,53
Magnitude Slope (G)0,15
Color index (B-V)0,874
Geometric albedo0,1712
Spectral classL

Discovery Circumstances
DiscovererNorman Robert Pogson
Discovered1856-05-23

Data File
Data File Name42_Isis.aed
Data File Date2006-07-19
Data File Size2714 kB
Covered Period1800,00 - 2100,00