(2357) Phereclos
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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.