(278735) Kamioka Main-belt Asteroid
Discovered on 27 September 2008 by at Vallemare Borbona 109633 Casulli, V. S..
The Kamioka Observatory, Institute for Cosmic Ray Research is a neutrino physics laboratory located underground of the city of Hida in Gifu Prefecture, Japan.Naming citation (MPC batch dated 2018-03-31), IAU / Minor Planet Center, via NASA/JPL
Where Kamioka is today
Seen from above the solar system on 2026-10-14: Kamioka is 2.64 au from the Sun and 2.10 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 278735 |
| Provisional designation | 2008 SG83 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.83 km (#15,606 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0460 |
| Absolute magnitude (H) | 16.74 |
| Orbital period | 4.58 years |
| Semi-major axis | 2.76 au |
| Perihelion – aphelion | 2.53 – 2.99 au |
| Eccentricity | 0.0834 |
| Inclination | 4.38° |
| Closest distance between its orbit and Earth's (MOID) | 1.53 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.