Asteroid 80 Sappho
Named after the Ancient Greek lyric poet Sappho (7th century BCE). In history and poetry texts, she is most often associated with Mytilene (now the capital city of Lesbos).
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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 | 2453800,5 |
| Semi major axis | 2,2957 AU |
| Period [Julian yrs] | 3,478 Julian years |
| Inclination | 8,665 ° |
| Eccentricity | 0,2008 |
| Lon. of ascending node | 218,821 ° |
| Argument of perihelion | 139,138 ° |
| Passage of perihelion | 2004-Jun-16.030428 |
| Aphelion distance | 2,7567 AU |
| Mean anomaly | 177,942 ° |
Physical Data
| Radius | 39,20 km |
| Rotation period | 14,03 days |
| Absolute magnitude (H) | 7,98 |
| Magnitude Slope (G) | 0,15 |
| Color index (B-V) | 0,901 |
| Geometric albedo | 0,1848 |
| Spectral class | S |
Discovery Circumstances
| Discoverer | Norman Pogson |
| Discovered | 1864-05-02 |
Data File
| Data File Name | 80_Sappho.aed |
| Data File Date | 2006-07-19 |
| Data File Size | 2714 kB |
| Covered Period | 1800,00 - 2100,00 |
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