(23355) Elephenor
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Asteroid (23355) Elephenor |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Jupiter Trojan (L 4 ) |
| Major semi-axis | 5.2704 AU |
| eccentricity | 0.0616 |
| Perihelion - aphelion | 4.9459 AU - 5.5948 AU |
| Inclination of the orbit plane | 7.0520 ° |
| Sidereal period | 12.10 a |
| Mean orbital velocity | 12.96 km / s |
| Physical Properties | |
| Absolute brightness | 11.7 mag |
| history | |
| Explorer | CJ van Houten , I. van Houten-Groeneveld |
| Date of discovery | October 17, 1960 |
| Another name | 9602 PL, 1977 CM, 1996 RK 32 |
| 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. | |
(23355) Elephenor 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 .
(23355) Elephenor was discovered on October 17, 1960 by the Dutch astronomers Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld and Tom Gehrels at the Palomar Observatory . It is assigned to the Lagrangian point L 4 .
The asteroid is named after King Elephenor of Evia . This fell in the last year of the Trojan War at the hands of the Trojan Agenor .
See also
Web links
- Asteroid Elephenor: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (23355) Elephenor in the Small-Body Database of the Jet Propulsion Laboratory .
- (23355) Elephenor in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).