Asteroid 25 Phocaea
Named after Phocaea, the ancient Greek name for Foça in Turkey.
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| Classification | Main-belt Asteroid |
Osculating Orbital Elements
| Epoch | 2448330,5 |
| Semi major axis | 2,4000 AU |
| Period [Julian yrs] | 3,718 Julian years |
| Inclination | 21,572 ° |
| Eccentricity | 0,2561 |
| Lon. of ascending node | 214,352 ° |
| Argument of perihelion | 90,491 ° |
| Passage of perihelion | 1991-Jul-05.946363 |
| Aphelion distance | 3,0146 AU |
| Mean anomaly | 330,060 ° |
Physical Data
| Radius | 37,57 km |
| Rotation period | 9,945 days |
| Absolute magnitude (H) | 7,7802 |
| Magnitude Slope (G) | 0,15 |
| Color index (B-V) | 0,932 |
| Geometric albedo | 0,231 |
| Spectral class | S |
Discovery Circumstances
| Discoverer | Jean Chacornac |
| Discovered | 1853-04-06 |
Data File
| Data File Name | 25_Phocaea.aed |
| Data File Date | 2006-07-19 |
| Data File Size | 2714 kB |
| Covered Period | 1800,00 - 2100,00 |
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