(1612) Hirose
Asteroid (1612) Hirose |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 3.0995 AU |
eccentricity | 0.0974 |
Perihelion - aphelion | 2.7977 AU - 3.4014 AU |
Inclination of the orbit plane | 16.85 ° |
Sidereal period | 5,457 a |
Mean orbital velocity | 16.92 km / s |
Physical Properties | |
Medium diameter | approx. 19 km |
Dimensions | ? | kg
Albedo | ? |
Medium density | ? g / cm³ |
Rotation period | ? H |
Absolute brightness | 10.8 mag |
Spectral class | ? |
history | |
Explorer | K. Reinmuth |
Date of discovery | January 23, 1950 |
Another name | 1950 BJ, 1939 CD, 1952 PD |
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. |
(1612) Hirose is an asteroid of the main belt that was discovered on January 23, 1950 by the German astronomer Karl Wilhelm Reinmuth in Heidelberg .
The asteroid is dedicated to the Japanese astronomer Hideo Hirose .