(17492) Hippasus
Asteroid (17492) Hippasus |
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Properties of the orbit ( animation ) | |
Orbit type | Jupiter Trojan (L 5 ) |
Major semi-axis | 5.1137 AU |
eccentricity | 0.0713 |
Perihelion - aphelion | 4.7489 AU - 5.4786 AU |
Inclination of the orbit plane | 29.2383 ° |
Sidereal period | 11.56 a |
Mean orbital velocity | 13.19 km / s |
Physical Properties | |
Absolute brightness | 10.7 mag |
history | |
Explorer | Freimut Börngen |
Date of discovery | December 10, 1991 |
Another name | 1991 XG 1 , 1989 UA 10 |
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. |
(17492) Hippasus 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 .
(17492) Hippasos was discovered on December 10, 1991 by the German astronomer Freimut Börngen at the Thuringian State Observatory Tautenburg ( IAU code 033). It is assigned to the Lagrangian point L 5 .
The asteroid is named after the mythological Trojan hero Hippasus , a son of King Priam . He helped his brother Aeneas defend Troy .
See also
Web links
- Asteroid Hippasos: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (17492) Hippasos in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (17492) Hippasos in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).