(5144) Agates
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Asteroid (5144) Agates |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Jupiter Trojan (L 5 ) |
| Major semi-axis | 5.2069 AU |
| eccentricity | 0.2710 |
| Perihelion - aphelion | 3.7957 AU - 6.6182 AU |
| Inclination of the orbit plane | 8.9009 ° |
| Length of the ascending node | 322.8292 ° |
| Argument of the periapsis | 331.5228 ° |
| Sidereal period | 11.88 a |
| Mean orbital velocity | 13.02 km / s |
| Physical Properties | |
| Medium diameter | 91.91 km (± 5.1) |
| Albedo | 0.0576 |
| Rotation period | 5,958 h |
| Absolute brightness | 9.0 mag |
| history | |
| Explorer | CS Shoemaker |
| Date of discovery | 2nd December 1991 |
| Another name | 1991 XX , 1939 PC, 1951 PK, 1975 QA, 1987 QV 11 , 1988 SS 4 |
| 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. | |
(5144) Achates 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 .
(5144) Achates was discovered on December 2, 1991 by the American astronomer Carolyn Jean Spellmann Shoemaker at the Palomar Observatory . It is assigned to the Lagrangian point L 5 .
The asteroid is named after the mythological figure of Agates , the friend and brother in arms of Aeneas on the flight from Troy , who is depicted in the Aeneid .
See also
Web links
- Asteroid Achates: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Achates in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (5144) Achates in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).