(175) Andromache
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Asteroid (175) Andromache |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Major semi-axis | 3.184 AU |
| eccentricity | 0.234 |
| Perihelion - aphelion | 2.44 AU - 3.928 AU |
| Inclination of the orbit plane | 3.2 ° |
| Length of the ascending node | 21.4 ° |
| Argument of the periapsis | 320.8 ° |
| Time of passage of the perihelion | January 7, 2016 |
| Sidereal period | 5 a 249 d |
| Mean orbital velocity | 16.5 km / s |
| Physical Properties | |
| Medium diameter | 94.532 ± 1.084 km |
| Albedo | 0.094 |
| Rotation period | 8 h 19 min |
| Absolute brightness | 8.31 mag |
| Spectral class | C. |
| history | |
| Explorer | James Craig Watson |
| Date of discovery | October 1, 1877 |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(175) Andromache is a main belt asteroid discovered by the American astronomer James Craig Watson on October 1, 1877 .
The asteroid was named after Andromache , the wife of Hector , a prince of Troy , according to Greek mythology .