(20585) Wentworth Main-belt Asteroid
Discovered on 9 September 1999 by LINEAR at Socorro.
Sandra Wentworth mentored a finalist in the 2004 Discovery Channel Youth Science Challenge (DCYSC), a middle school science competition. She teaches at the Presbyterian Christian School, Hattiesburg, Mississippi.Naming citation (20041028/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Wentworth is today
Seen from above the solar system on 2026-10-14: Wentworth is 2.30 au from the Sun and 1.53 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20585 |
| Provisional designation | 1999 RG160 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.30 km (#10,053 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0830 |
| Rotation period | 19.2 hours |
| Absolute magnitude (H) | 14.84 |
| Orbital period | 3.30 years |
| Semi-major axis | 2.22 au |
| Perihelion – aphelion | 2.12 – 2.31 au |
| Eccentricity | 0.0432 |
| Inclination | 5.96° |
| Closest distance between its orbit and Earth's (MOID) | 1.13 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Sandra
- (7377) Pizzarello
- (20537) Sandraderosa
- (20539) Gadberry
- (28680) Sandralitvin
- (31268) Welty
- (78453) Bullock
- (114612) Sandrasavaglio
- (283277) Faber
- (761081) Sandraeglite
All asteroids named after someone called Sandra
Also discovered on 9 September 1999
- (12127) Mamiya
- (12130) Mousa
- (12589) Davidanand
- (12590) Ballantine
- (12591) Bergey
- (12592) Brianchen
- (12593) Shashlov
- (12594) Sidorclare
- (12595) Amandashaw
- (12596) Shukla
- (12597) Williamdaniel
- (12598) Sierra