(16647) Robbydesmet Main-belt Asteroid
Discovered on 17 September 1993 by E. W. Elst at La Silla.
Robby De Smet (b. 1979) is the son-in-law of the discoverer and a process foreman at a company in Antwerp (Zwijndrecht). Robby has located this object on several plates taken in 1993 at ESO.Naming citation (MPC batch dated 2015-09-28), IAU / Minor Planet Center, via NASA/JPL
Where Robbydesmet is today
Seen from above the solar system on 2026-10-14: Robbydesmet is 2.49 au from the Sun and 1.49 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 16647 |
| Provisional designation | 1993 SQ6 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.42 km (#14,174 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.262 |
| Absolute magnitude (H) | 14.82 |
| Orbital period | 3.65 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 2.24 – 2.50 au |
| Eccentricity | 0.0546 |
| Inclination | 4.54° |
| Closest distance between its orbit and Earth's (MOID) | 1.24 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 17 September 1993
- (7132) Casulli
- (8193) Ciaurro
- (9631) Hubertreeves
- (11085) Isala
- (13115) Jeangodin
- (15329) Sabena
- (16648) Hossi