(4842) Atsushi Main-belt Asteroid
Discovered on 21 November 1989 by Ueda, S., Kaneda, H. at Kushiro.
Where Atsushi is today
Seen from above the solar system on 2026-10-14: Atsushi is 2.22 au from the Sun and 1.30 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4842 |
| Provisional designation | 1989 WK |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.60 km (#11,439 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.400 |
| Rotation period | 4.69 hours |
| Absolute magnitude (H) | 13.65 |
| Orbital period | 3.38 years |
| Semi-major axis | 2.25 au |
| Perihelion – aphelion | 1.90 – 2.61 au |
| Eccentricity | 0.158 |
| Inclination | 2.47° |
| Closest distance between its orbit and Earth's (MOID) | 0.882 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.