(1218) Aster
Asteroid (1218) Aster |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.2634 AU |
eccentricity | 0.1086 |
Perihelion - aphelion | 2.0174 AU - 2.5093 AU |
Inclination of the orbit plane | 3.161 ° |
Sidereal period | 3,405 a |
Mean orbital velocity | 19.80 km / s |
Physical Properties | |
Medium diameter | ? km |
Dimensions | ? | kg
Albedo | ? |
Medium density | ? g / cm³ |
Rotation period | ? |
Absolute brightness | 13.1 mag |
Spectral class | ? |
history | |
Explorer | K. Reinmuth |
Date of discovery | January 29, 1932 |
Another name | 1932 BJ, 1978 TJ 5 , 1978 VQ TJ 12 |
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. |
(1218) Aster is an asteroid of the main belt that was discovered on January 29, 1932 by the German astronomer Karl Wilhelm Reinmuth at the Heidelberg-Königstuhl State Observatory at the University of Heidelberg .
The asteroid is named after the genus of asters .