(335) Roberta
Asteroid (335) Roberta |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.474 AU |
eccentricity | 0.174 |
Perihelion - aphelion | 2.043 AU - 2.905 AU |
Inclination of the orbit plane | 5.1 ° |
Length of the ascending node | 148.5 ° |
Argument of the periapsis | 139.6 ° |
Time of passage of the perihelion | 22nd September 2012 |
Sidereal period | 1421.736 d |
Mean orbital velocity | 18.93 km / s |
Physical Properties | |
Medium diameter | 89.1 km |
Albedo | 0.058 |
Rotation period | 12.054 h |
Absolute brightness | 8.96 mag |
Spectral class | FP / B |
history | |
Explorer | Anton traffic jams |
Date of discovery | September 1, 1892 |
Another name | 1892 C |
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. |
(335) Roberta is a large asteroid of the main belt . It was discovered on September 1, 1892 by the German astronomer Anton Staus in Heidelberg .