(2920) Automedon
Asteroid (2920) Automedon |
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Properties of the orbit ( animation ) | |
Orbit type | Jupiter Trojan (L 4 ) |
Major semi-axis | 5.1144 AU |
eccentricity | 0.0265 |
Perihelion - aphelion | 4.9787 AU - 5.25 AU |
Inclination of the orbit plane | 21.119 ° |
Sidereal period | 11,566 a |
Mean orbital velocity | 13.17 km / s |
Physical Properties | |
Medium diameter | approx. 111 km |
Dimensions | ? | kg
Albedo | 0.04 |
Medium density | ? g / cm³ |
Rotation period | ? H |
Absolute brightness | 9.0 mag |
Spectral class | ? |
history | |
Explorer | Edward LG Bowell |
Date of discovery | May 3, 1981 |
Another name | 1981 JR |
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. |
(2920) Automedon is an asteroid belonging to the group of Jupiter Trojans . This describes asteroids that move around the sun on the Lagrange points on Jupiter's orbit . (2920) Automedon was discovered by Edward LG Bowell on May 3, 1981 .
The asteroid is named after Automedon , a Greek soldier of the Trojan War.