(7851) Azumino Main-belt Asteroid
Discovered on 29 December 1996 by N. Sato at Chichibu.
Named for an area in Nagano prefecture, Azumino is the rice field area east of the Japanese Northern Alps. In various places, natural spring water surfaces to form clear mountain streams. Azumino is famous throughout Japan for its beautiful scenery year-round.Naming citation (19981208/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Azumino is today
Seen from above the solar system on 2026-10-14: Azumino is 2.53 au from the Sun and 3.04 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 7851 |
| Provisional designation | 1996 YW2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.97 km (#10,674 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.343 |
| Absolute magnitude (H) | 13.56 |
| Orbital period | 3.28 years |
| Semi-major axis | 2.21 au |
| Perihelion – aphelion | 1.85 – 2.56 au |
| Eccentricity | 0.163 |
| Inclination | 5.02° |
| Closest distance between its orbit and Earth's (MOID) | 0.830 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.