(928) Hildrun
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Asteroid (928) Hildrun |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.1316 AU |
| eccentricity | 0.1521 |
| Perihelion - aphelion | 2.6554 AU - 3.6078 AU |
| Inclination of the orbit plane | 17.648 ° |
| Sidereal period | 5,542 a |
| Mean orbital velocity | 16.83 km / s |
| Physical Properties | |
| Medium diameter | 66.48 km |
| Albedo | 0.036 |
| Rotation period | 14.130 h |
| Absolute brightness | 9,847 likes |
| Spectral class | ? |
| history | |
| Explorer | K. Reinmuth |
| Date of discovery | 1920 |
| Another name | 1920 GP, 1959 EE 1 |
| 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. | |
(928) Hildrun is an asteroid of the main belt , which was discovered on February 23, 1920 by the German astronomer K. Reinmuth in Heidelberg .
According to tradition, the asteroid has a female first name, which cannot be assigned to a specific person.