(1781) Van Biesbroeck

from Wikipedia, the free encyclopedia
Asteroid
(1781) Van Biesbroeck
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.

See also