(404) Arsinoe
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Asteroid (404) Arsinoe |
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| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt |
| Major semi-axis | 2.593 AU |
| eccentricity | 0.2 |
| Perihelion - aphelion | 2.076 AU - 3.11 AU |
| Inclination of the orbit plane | 14.1 ° |
| Length of the ascending node | 92.7 ° |
| Argument of the periapsis | 120.9 ° |
| Time of passage of the perihelion | 5th December 2011 |
| Sidereal period | 4 a 64 d |
| Mean orbital velocity | 18.3 km / s |
| Physical Properties | |
| Medium diameter | 98 km |
| Albedo | 0.0461 |
| Rotation period | 8 h 53 min |
| Absolute brightness | 9.01 mag |
| Spectral class | C. |
| history | |
| Explorer | Auguste Charlois |
| Date of discovery | June 20, 1895 |
| 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. | |
(404) Arsinoe is an asteroid of the main belt , which on 20 June 1895 by French astronomer Auguste Charlois was discovered in Nice.
The asteroid bears the name of Arsinoe, Orestes ' wet nurse , from Greek mythology.