(1181) Lilith
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Asteroid (1181) Lilith |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.6620 AU |
| eccentricity | 0.1970 |
| Perihelion - aphelion | 2.1376 AU - 3.1864 AU |
| Inclination of the orbit plane | 5.6040 ° |
| Length of the ascending node | 260.7134 ° |
| Argument of the periapsis | 156.2547 ° |
| Sidereal period | 4,347 a |
| Mean orbital velocity | 18.25 km / s |
| Physical Properties | |
| Medium diameter | approx. 20 km |
| Rotation period | ? H |
| Absolute brightness | 11.2 mag |
| Spectral class | X |
| history | |
| Explorer | B. Jekhowsky |
| Date of discovery | February 11, 1927 |
| Another name | 1927 CQ , 1925 QF, 1943 WC, 1953 CA, 1964 PG, A914 BA |
| 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. | |
(1181) Lilith is an asteroid in the main asteroid belt . It was discovered on February 11, 1927 by the Russian-Polish-French astronomer Benjamin Jekhowsky in Algiers .
Lilith moves around the sun at a distance of 2.1 ( perihelion ) to 3.2 ( aphelion ) astronomical units in about 4.3 years . Lilith's orbit is inclined 5.6 ° to the ecliptic , the orbital eccentricity is 0.2.
The discoverer Benjamin Jekhowsky chose the name "Lilith" in honor of the French composer Lili Boulanger (1893–1918). The name has nothing to do with the mythological figure Lilith .
See also
Web links
- (1181) Lilith in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (1181) Lilith in the Small-Body Database of the Jet Propulsion Laboratory (English).
- Discovery Circumstances of (1181) Lilith according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)