(5283) Pyrrhus
|
Asteroid (5283) Pyrrhus |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Jupiter Trojan (L 4 ) |
| Major semi-axis | 5.1959 AU |
| eccentricity | 0.1504 |
| Perihelion - aphelion | 4.4147 AU - 5.9771 AU |
| Inclination of the orbit plane | 17.4886 ° |
| Sidereal period | 11.84 a |
| Mean orbital velocity | 13.05 km / s |
| Physical Properties | |
| Medium diameter | 64.58 km |
| Albedo | 0.0807 |
| Rotation period | 7.323 h |
| Absolute brightness | 9.3 mag |
| history | |
| Explorer | CS Shoemaker |
| Date of discovery | January 31, 1989 |
| Another name | 1989 BW, 1978 GF 2 |
| 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. | |
(5283) Pyrrhus 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 .
(5283) Pyrrhus was discovered on January 31, 1989 by the American astronomer Carolyn Jean Spellmann Shoemaker at the Palomar Observatory . It is assigned to the Lagrangian point L 4 .
The asteroid is named after the mythological figure of Neoptolemus , the son of Achilles , who is called Pyrrhus in the Aeneid because of his hair color . After the death of his father he fought in the Trojan War and killed Priam , King of Troy .
See also
Web links
- Asteroid Pyrrhus: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Pyrrhus in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (5283) Pyrrhus in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).