(1781) Van Biesbroeck
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Asteroid (1781) Van Biesbroeck |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.3943 AU |
| eccentricity | 0.1078 |
| Perihelion - aphelion | 2.1363 AU - 2.6524 AU |
| Inclination of the orbit plane | 6.947 ° |
| Sidereal period | 3,705 a |
| Mean orbital velocity | 19.25 km / s |
| Physical Properties | |
| Medium diameter | ? km |
| Albedo | ? |
| Rotation period | ? H |
| Absolute brightness | 12.7 mag |
| Spectral class | ? |
| history | |
| Explorer | August Kopff |
| Date of discovery | October 17, 1906 |
| Another name | A906 UB, 1954 SZ, 1958 SP |
| 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. | |
(1781) Van Biesbroeck is an asteroid of the main belt that was discovered on October 17, 1906 by the German astronomer August Kopff in Heidelberg .
The asteroid was named after George Van Biesbroeck , a Belgian-born American astronomer.