(31628) Vorperian Main-belt Asteroid
Discovered on 6 April 1999 by LINEAR at Socorro.
Sevahn Kayaneh Vorperian (b. 1996) was awarded second place in the 2014 Intel International Science and Engineering Fair for her biochemistry project. She attends the West High School, Madison, Wisconsin, U.S.A.Naming citation (MPC batch dated 2015-07-02), IAU / Minor Planet Center, via NASA/JPL
Where Vorperian is today
Seen from above the solar system on 2026-10-14: Vorperian is 2.56 au from the Sun and 2.84 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 31628 |
| Provisional designation | 1999 GG23 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 4.48 hours |
| Absolute magnitude (H) | 15.12 |
| Orbital period | 4.03 years |
| Semi-major axis | 2.53 au |
| Perihelion – aphelion | 2.28 – 2.79 au |
| Eccentricity | 0.0994 |
| Inclination | 5.09° |
| Closest distance between its orbit and Earth's (MOID) | 1.28 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 6 April 1999
- (11210) Kevinqian
- (11211) Saxena
- (16043) Yichenzhang
- (16044) Kurtbachmann
- (17056) Boschetti
- (17073) Alexblank
- (17930) Kennethott
- (17932) Viswanathan
- (19534) Miyagi
- (21607) Robel
- (31630) Jennywang
- (31639) Bodoni