(30963) Mount Banzan Mars-crossing Asteroid
Discovered on 29 November 1994 by M. Koishikawa at Ayashi.
Mt. Banzan is a popular landmark in a suburb west of Sendai city. The Ayashi Station is at the foot of Mt. Banzan, and the New Sendai Astronomical Observatory will be established there in 2008.Naming citation (20070106/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Mount Banzan is today
Seen from above the solar system on 2026-10-14: Mount Banzan is 1.64 au from the Sun and 0.772 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 30963 |
| Provisional designation | 1994 WO3 |
| Orbit class | Mars-crossing Asteroid |
| Diameter | 3.41 km (#14,198 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.313 |
| Absolute magnitude (H) | 14.37 |
| Orbital period | 3.57 years |
| Semi-major axis | 2.34 au |
| Perihelion – aphelion | 1.63 – 3.04 au |
| Eccentricity | 0.301 |
| Inclination | 22.9° |
| Closest distance between its orbit and Earth's (MOID) | 0.748 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.