(10353) Momotaro Main-belt Asteroid
Discovered on 20 December 1992 by S. Otomo at Kiyosato.
In a Japanese folk tale Momotaro, the Peach Boy, came out of a big peach and fought off ogres with his partners---a dog, a monkey and a pheasant.Naming citation (20031110/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Momotaro is today
Seen from above the solar system on 2026-10-14: Momotaro is 2.94 au from the Sun and 2.14 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10353 |
| Provisional designation | 1992 YS2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.43 km (#6,200 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.249 |
| Absolute magnitude (H) | 12.78 |
| Orbital period | 5.01 years |
| Semi-major axis | 2.93 au |
| Perihelion – aphelion | 2.82 – 3.03 au |
| Eccentricity | 0.0358 |
| Inclination | 3.20° |
| Closest distance between its orbit and Earth's (MOID) | 1.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.