(20046) Seronik Main-belt Asteroid
Discovered on 17 March 1993 by UESAC at La Silla.
Gary Seronik (b. 1961) is a Canadian astronomer, photographer and writer. He presented and produced shows at the H.R. MacMillan Space Centre in Vancouver, won the RASC Simon Newcomb Award in 2008 and was editor of the Canadian SkyNews magazine. At Sky & Telescope magazine, Seronik has worked as associate editor, contributing editor and consulting editor.Naming citation (WGSBN Bull. 3, #15, 10), IAU / Minor Planet Center, via NASA/JPL
Where Seronik is today
Seen from above the solar system on 2026-10-14: Seronik is 2.75 au from the Sun and 3.34 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20046 |
| Provisional designation | 1993 FE15 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.39 km (#9,910 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.242 |
| Absolute magnitude (H) | 14.03 |
| Orbital period | 4.10 years |
| Semi-major axis | 2.56 au |
| Perihelion – aphelion | 2.14 – 2.98 au |
| Eccentricity | 0.163 |
| Inclination | 10.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.16 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Gary
- (6288) Fouts
- (7157) Lofgren
- (7273) Garyhuss
- (12272) Geddylee
- (19818) Shotwell
- (20317) Hendrickson
- (20573) Garynadler
- (21039) Zank
- (22406) Garyboyle
- (25233) Tallman
- (26541) Garyross
- (30521) Garyferland
All asteroids named after someone called Gary
Also discovered on 17 March 1993
- (6795) Ornskoldsvik
- (7705) Humeln
- (8534) Knutsson
- (8540) Ardeberg
- (8695) Bergvall
- (8696) Kjeriksson
- (9617) Grahamchapman
- (9618) Johncleese
- (9619) Terrygilliam
- (9620) Ericidle
- (10123) Fideoja
- (10553) Stenkumla