(31861) Darleshimizu Main-belt Asteroid
Discovered on 10 March 2000 by LINEAR at Socorro.
Darlene Shimizu mentored a finalist in the 2015 Broadcom MASTERS, a math and science competition for middle school students. She teaches at the St. Edward School, Corona, California.Naming citation (MPC batch dated 2016-02-22), IAU / Minor Planet Center, via NASA/JPL
Where Darleshimizu is today
Seen from above the solar system on 2026-10-14: Darleshimizu is 2.04 au from the Sun and 2.79 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 31861 |
| Provisional designation | 2000 EX68 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.51 |
| Orbital period | 3.72 years |
| Semi-major axis | 2.40 au |
| Perihelion – aphelion | 2.04 – 2.76 au |
| Eccentricity | 0.151 |
| Inclination | 1.66° |
| Closest distance between its orbit and Earth's (MOID) | 1.03 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 10 March 2000
- (15131) Alanalda
- (15132) Steigmeyer
- (15145) Ritageorge
- (25858) Donherbert
- (26586) Harshaw
- (27381) Balasingam
- (27382) Justinbarber
- (27412) Teague
- (28568) Jacobjohnson
- (28569) Kallenbach
- (28575) McQuaid
- (30060) Davidseong