(1091) Spiraea
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Asteroid (1091) Spiraea |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.4205 AU |
| eccentricity | 0.0594 |
| Perihelion - aphelion | 3.2172 AU - 3.6237 AU |
| Inclination of the orbit plane | 1.156 ° |
| Sidereal period | 6.326 a |
| Mean orbital velocity | 16.10 km / s |
| Physical Properties | |
| Medium diameter | 31.98 km |
| Dimensions | ? kg |
| Albedo | 0.099 |
| Medium density | ? g / cm³ |
| Rotation period | ? H |
| Absolute brightness | 10,878 likes |
| Spectral class | ? |
| history | |
| Explorer | K. Reinmuth |
| Date of discovery | 1928 |
| Another name | 1928 DT, 1938 UR, 1964 XH |
| 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. | |
(1091) Spiraea is an asteroid of the main belt that was discovered on February 26, 1928 by the German astronomer Karl Wilhelm Reinmuth in Heidelberg .
The asteroid is named after the genus of sparaceous bushes .