Asteroid 24 Themis
Named after Themis, the personification of divine order, law and custom in Greek mythology.
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Classification | Main-belt Asteroid |
Family | Themistian asteroid family |
Osculating Orbital Elements
Epoch | 2449462,5 |
Semi major axis | 3,1271 AU |
Period [Julian yrs] | 5,530 Julian years |
Inclination | 0,762 ° |
Eccentricity | 0,1351 |
Lon. of ascending node | 36,061 ° |
Argument of perihelion | 109,794 ° |
Passage of perihelion | 1991-Sep-25.547607 |
Aphelion distance | 3,5495 AU |
Mean anomaly | 167,088 ° |
Physical Data
Radius | 99,00 km |
Rotation period | 8,374 days |
Absolute magnitude (H) | 7,08 |
Magnitude Slope (G) | 0,19 |
Color index (B-V) | 0,684 |
Geometric albedo | 0,067 |
Spectral class | B |
Discovery Circumstances
Discoverer | Annibale de Gasparis |
Discovered | 1853-04-05 |
Data File
Data File Name | 24_Themis.aed |
Data File Date | 2006-07-19 |
Data File Size | 2714 kB |
Covered Period | 1800,00 - 2100,00 |
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