(1781) Van Biesbroeck
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.