(584) Semiramis
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Asteroid (584) Semiramis |
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| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 2.373 AU |
| eccentricity | 0.234 |
| Perihelion - aphelion | 1.818 AU - 2.928 AU |
| Inclination of the orbit plane | 10.7 ° |
| Length of the ascending node | 282.3 ° |
| Argument of the periapsis | 84.9 ° |
| Time of passage of the perihelion | March 26, 2011 |
| Sidereal period | 3 a 239 d |
| Mean orbital velocity | 19.1 km / s |
| Physical Properties | |
| Medium diameter | 54.0 km |
| Albedo | 0.1987 |
| Rotation period | 5 h 4 min |
| Absolute brightness | 8.71 likes |
| Spectral class | S. |
| history | |
| Explorer | August Kopff |
| Date of discovery | January 15, 1906 |
| Another name | 1906 SY, 1948 TW, A913 AB |
| 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. | |
(584) Semiramis is an asteroid of the main belt that was discovered by August Kopff in Heidelberg on January 15, 1906 .
The asteroid was named after the Assyrian queen Semiramis (810–782 BC).