(2357) Phereclos
Asteroid (2357) Phereclos |
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Properties of the orbit ( animation ) | |
Orbit type | Jupiter Trojan (L5) |
Major semi-axis | 5.197 AU |
eccentricity | 0.045 |
Perihelion - aphelion | 4.962 AU - 5.433 AU |
Inclination of the orbit plane | 2.669 ° |
Sidereal period | 11.85 a |
Mean orbital velocity | 13.07 km / s |
Physical Properties | |
Medium diameter | 94.9 km |
Albedo | 0.052 |
Absolute brightness | 8.94 mag |
Spectral class | Tholen D-type |
history | |
Explorer | Edward LG Bowell |
Date of discovery | January 1, 1981 |
Another name | 1981 AC, 1929 SM, 1959 EU, 1965 UQ 1 , 1972 JP 1 , 1976 SC 1 , 1977 RM 7 , 1978 VN 16 |
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. |
(2357) Phereclos 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 .
(2357) Phereclos was discovered on January 1, 1981 by the American astronomer Edward LG Bowell at the Lowell Observatory , Anderson Mesa Station (Anderson Mesa), Flagstaff .
The asteroid was named after a Trojan craftsman who built the ship on which Paris abducted Helena to Troy.