(9340) Williamholden
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Asteroid (9340) Williamholden |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main outer belt asteroid |
| Asteroid family | Themis family |
| Major semi-axis | 3.2006 AU |
| eccentricity | 0.1495 |
| Perihelion - aphelion | 2.7220 AU - 3.6792 AU |
| Inclination of the orbit plane | 2.2677 ° |
| Length of the ascending node | 103.9327 ° |
| Argument of the periapsis | 148.8993 ° |
| Sidereal period | 5.73 a |
| Mean orbital velocity | 16.62 km / s |
| Physical Properties | |
| Absolute brightness | 13.1 mag |
| history | |
| Explorer | Eric Walter Elst |
| Date of discovery | June 6, 1991 |
| Another name | 1991 LW 1 , 1992 SB 26 |
| 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. | |
(9340) Williamholden is an asteroid of the main outer belt that was discovered by the Belgian astronomer Eric Walter Elst on June 6, 1991 at the La Silla Observatory of the European Southern Observatory in Chile ( IAU code 809).
The asteroid belongs to the Themis family, a group of asteroids named after (24) Themis .
(9340) William Holden was on 20 November 2002 after the US American film actor William Holden named (1918-1981) that stands out for his starring role in The Bridge on the River Kwai was known and in 1954 the Oscar for best actor for the film Stalag 17 won .
See also
Web links
- (9340) Williamholden in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (9340) William Holden in the Small Body Database of the Jet Propulsion Laboratory of NASA at the California Institute of Technology (Caltech) in Pasadena , California (English)
- Discovery Circumstances of (9340) Williamholden according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)
Individual evidence
- ↑ The family status of the asteroids in the AstDyS-2 database (English, HTML; 51.4 MB)