Asteroid 99 Dike
Named after Dike, the Greek goddess of moral justice.
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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 | 2448711,5 |
| Semi major axis | 2,6609 AU |
| Period [Julian yrs] | 4,341 Julian years |
| Inclination | 13,907 ° |
| Eccentricity | 0,1999 |
| Lon. of ascending node | 41,890 ° |
| Argument of perihelion | 194,925 ° |
| Passage of perihelion | 1990-Apr-12.439569 |
| Aphelion distance | 3,1927 AU |
| Mean anomaly | 162,939 ° |
Physical Data
| Radius | 34,52 km |
| Rotation period | 10,35 days |
| Absolute magnitude (H) | 9,3043 |
| Magnitude Slope (G) | 0,15 |
| Color index (B-V) | 0,703 |
| Geometric albedo | 0,0627 |
| Spectral class | Xk |
Discovery Circumstances
| Discoverer | Alphonse Borrelly |
| Discovered | 1868-05-28 |
Data File
| Data File Name | 99_Dike.aed |
| Data File Date | 2006-12-22 |
| Data File Size | 2714 kB |
| Covered Period | 1800,00 - 2100,00 |
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