(1643) Brown
|
Asteroid (1643) Brown |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.4887 AU |
| eccentricity | 0.2011 |
| Perihelion - aphelion | 1.9881 AU - 2.9892 AU |
| Inclination of the orbit plane | 3.52 ° |
| Sidereal period | 3,926 a |
| Mean orbital velocity | 18.88 km / s |
| Physical Properties | |
| Medium diameter | approx. 10 km |
| Dimensions | ? kg |
| Albedo | ? |
| Medium density | ? g / cm³ |
| Rotation period | ? |
| Absolute brightness | 12.5 mag |
| Spectral class | ? |
| history | |
| Explorer | K. Reinmuth |
| Date of discovery | 4th September 1951 |
| Another name | 1951 RQ, 1933 BG, 1951 SR |
| 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. | |
(1643) Brown is an asteroid of the main belt that was discovered on September 4, 1951 by the German astronomer Karl Wilhelm Reinmuth at the Heidelberg-Königstuhl State Observatory at the University of Heidelberg .
The asteroid is named after the British astronomer Ernest William Brown .