Asteroid 82 Alkmene
Named after Alcmene, the mother of Herakles in Greek mythology.
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This file is not available for download, but provided by the Alcyone Ephemeris Small Body Data File DVD.
| Classification | Main-belt Asteroid |
Osculating Orbital Elements
| Epoch | 2447354,5 |
| Semi major axis | 2,7641 AU |
| Period [Julian yrs] | 4,596 Julian years |
| Inclination | 2,841 ° |
| Eccentricity | 0,2216 |
| Lon. of ascending node | 25,982 ° |
| Argument of perihelion | 110,053 ° |
| Passage of perihelion | 1989-Jul-08.145357 |
| Aphelion distance | 3,3767 AU |
| Mean anomaly | 282,543 ° |
Physical Data
| Radius | 30,48 km |
| Rotation period | 12,999 days |
| Absolute magnitude (H) | 7,9936 |
| Magnitude Slope (G) | 0,28 |
| Color index (B-V) | 0,814 |
| Geometric albedo | 0,2075 |
| Spectral class | Sq |
Discovery Circumstances
| Discoverer | Robert Luther |
| Discovered | 1864-11-27 |
Data File
| Data File Name | 82_Alkmene.aed |
| Data File Date | 2006-07-19 |
| Data File Size | 2714 kB |
| Covered Period | 1800,00 - 2100,00 |
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