(171) Ophelia
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Asteroid (171) Ophelia |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Asteroid family | Themis family |
| Major semi-axis | 3.132 AU |
| eccentricity | 0.13 |
| Perihelion - aphelion | 2.724 AU - 3.54 AU |
| Inclination of the orbit plane | 2.6 ° |
| Length of the ascending node | 100.5 ° |
| Argument of the periapsis | 57.3 ° |
| Time of passage of the perihelion | November 15, 2010 |
| Sidereal period | 5 a 198 d |
| Mean orbital velocity | 16.8 km / s |
| Physical Properties | |
| Medium diameter | 117 km |
| Albedo | 0.0615 |
| Rotation period | 6 h 40 min |
| Absolute brightness | 8.31 mag |
| Spectral class | C. |
| history | |
| Explorer | A. Borrelly |
| Date of discovery | January 13, 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. | |
(171) Ophelia is an asteroid of the main belt , which on 13 January 1877 by the French astronomer Alphonse Louis Nicolas Borrelly was discovered.
The asteroid was named after a character from William Shakespeare's tragedy Hamlet .