(1645) Waterfield
Asteroid (1645) Waterfield |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 3.0584 AU |
eccentricity | 0.1155 |
Perihelion - aphelion | 2.7052 AU - 3.4115 AU |
Inclination of the orbit plane | 1.017 ° |
Sidereal period | 5,349 a |
Mean orbital velocity | 17.0584 km / s |
Physical Properties | |
Medium diameter | approx. 28 km |
Dimensions | ? | kg
Albedo | 0.099 |
Medium density | ? g / cm³ |
Rotation period | 4,861 h |
Absolute brightness | 11,061 mag |
Spectral class | ? |
history | |
Explorer | K. Reinmuth |
Date of discovery | July 24, 1933 |
Another name | 1933 OJ, 1936 FY, 1939 UH |
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. |
(1645) Waterfield is an asteroid of the main belt that was discovered on July 24, 1933 by the German astronomer Karl Wilhelm Reinmuth at the Heidelberg-Königstuhl State Observatory at the University of Heidelberg .
The asteroid is dedicated to the two British astronomers Reginald Lawson Waterfield and William Francis Herschel Waterfield .