(19593) Justinkoh Main-belt Asteroid
Discovered on 14 July 1999 by LINEAR at Socorro.
Justin Koh (b. 1989) is a finalist in the 2003 Discovery Channel Young Scientist Challenge, a middle school science competition, for his biochemistry, medicine, health and microbiology project. He attends the Fruitvale Junior High School, Bakersfield, California.Naming citation (20031010/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Justinkoh is today
Seen from above the solar system on 2026-10-14: Justinkoh is 2.79 au from the Sun and 3.71 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 19593 |
| Provisional designation | 1999 NZ29 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.32 km (#10,014 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0680 |
| Absolute magnitude (H) | 15.12 |
| Orbital period | 5.56 years |
| Semi-major axis | 3.14 au |
| Perihelion – aphelion | 2.50 – 3.78 au |
| Eccentricity | 0.204 |
| Inclination | 1.30° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Justin
- (11231) Schiavo
- (12571) Occhiogrosso
- (13585) Justinsmith
- (16177) Pelzer
- (21394) Justinbecker
- (21401) Justinkovac
- (21747) Justsolomon
- (25531) Lessek
- (26666) Justinto
- (27382) Justinbarber
- (31513) Lafazan
- (34278) Justinxie
All asteroids named after someone called Justin
Also discovered on 14 July 1999
- (11751) Davidcarroll
- (12120) Rebeccagrella
- (15502) Hypeirochus
- (16062) Buncher
- (17169) Tatarinov
- (17170) Vsevustinov
- (18823) Zachozer
- (18824) Graves
- (18825) Alicechai
- (18826) Leifer
- (18830) Pothier
- (19589) Kirkland