(509) Iolanda
Asteroid (509) Iolanda |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Major semi-axis | 3.065 AU |
eccentricity | 0.091 |
Perihelion - aphelion | 2.786 AU - 3.344 AU |
Inclination of the orbit plane | 15.4 ° |
Length of the ascending node | 217.8 ° |
Argument of the periapsis | 157.4 ° |
Time of passage of the perihelion | November 7, 2012 |
Sidereal period | 5 a 134 d |
Mean orbital velocity | 17.0 km / s |
Physical Properties | |
Medium diameter | 53 km |
Albedo | 0.2747 |
Rotation period | 12 h 18 min |
Absolute brightness | 8.4 mag |
Spectral class | S. |
history | |
Explorer | Max Wolf |
Date of discovery | April 28, 1903 |
Another name | 1903 LR, A905 UB |
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. |
(509) Iolanda is an asteroid of the main belt , which was discovered on April 28, 1903 by Max Wolf in Heidelberg.
The origin of the name is unknown.