(9340) Williamholden Main-belt Asteroid
Discovered on 6 June 1991 by E. W. Elst at La Silla.
William Holden (1918-1981) was a screen actor admired for his work in Picnic (1955), with Kim Novak, and in The Bridge over the River Kwai, with David Niven. He is also the initiator of a wildlife foundation in Kenya.Naming citation (20021120/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Williamholden is today
Seen from above the solar system on 2026-10-14: Williamholden is 2.97 au from the Sun and 2.59 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9340 |
| Provisional designation | 1991 LW1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 15.3 km (#3,064 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0470 |
| Rotation period | 202 hours |
| Absolute magnitude (H) | 13.23 |
| Orbital period | 5.72 years |
| Semi-major axis | 3.20 au |
| Perihelion – aphelion | 2.71 – 3.69 au |
| Eccentricity | 0.153 |
| Inclination | 2.27° |
| Closest distance between its orbit and Earth's (MOID) | 1.69 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called William
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- (2220) Hicks
- (3445) Pinson
- (3894) Williamcooke
- (4137) Crabtree
- (4423) Golden
- (4838) Billmclaughlin
- (5345) Boynton
- (5763) Williamtobin
- (6012) Williammurdoch
- (6613) Williamcarl
- (6756) Williamfeldman
All asteroids named after someone called William
Also discovered on 6 June 1991
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- (8856) Celastrus
- (11056) Volland
- (11900) Spinoy
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- (12292) Dalton
- (12718) Le Gentil
- (12719) Pingre
- (13523) Vanhassel
- (15742) Laurabassi
- (21064) Yangliwei
- (85185) Lederman