(8418) Mogamigawa Main-belt Asteroid
Discovered on 10 November 1996 by T. Okuni at Nanyo.
Named for the longest river in the discoverer's home prefecture of Yamagata. One of the three wildest rivers in Japan, Mogamigawa has its source in Mt. Azuma, south of Yamagata. It flows north and pours into the Sea of Japan in Sakata City. Called “Mother River”, it is very popular in this area.Naming citation (19981005/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Mogamigawa is today
Seen from above the solar system on 2026-10-14: Mogamigawa is 2.56 au from the Sun and 3.41 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8418 |
| Provisional designation | 1996 VS30 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 13.51 |
| Orbital period | 4.56 years |
| Semi-major axis | 2.75 au |
| Perihelion – aphelion | 2.44 – 3.06 au |
| Eccentricity | 0.113 |
| Inclination | 3.09° |
| Closest distance between its orbit and Earth's (MOID) | 1.42 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 10 November 1996
- (8730) Iidesan
- (8922) Kumanodake
- (10886) Mitsuroohba
- (17653) Bochner
- (20165) Zeigler
- (39726) Hideyukitezuka