(19370) Yukyung Main-belt Asteroid
Discovered on 25 December 1997 by NEAT at Haleakala.
Yuk Yung (b. 1946) is a Caltech planetary scientist who has studied atmospheric photochemistry and evolution, global climate change, and radiative transfer. His models of the chemistry of planetary atmospheres have been widely used to interpret the results from spacecraft missions.Naming citation (MPC batch dated 2015-12-25), IAU / Minor Planet Center, via NASA/JPL
Where Yukyung is today
Seen from above the solar system on 2026-10-14: Yukyung is 2.84 au from the Sun and 2.91 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 19370 |
| Provisional designation | 1997 YY8 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.45 km (#6,183 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.271 |
| Rotation period | 15.2 hours |
| Absolute magnitude (H) | 12.62 |
| Orbital period | 4.32 years |
| Semi-major axis | 2.65 au |
| Perihelion – aphelion | 2.21 – 3.09 au |
| Eccentricity | 0.165 |
| Inclination | 15.4° |
| 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 25 December 1997
- (8430) Florey
- (11152) Oomine
- (16857) Goodall
- (26998) Iriso
- (29514) Karatsu
- (58671) Diplodocus
- (100691) Hasetoshitsuka