(13220) Kashiwagura Main-belt Asteroid
Discovered on 1 July 1997 by T. Okuni at Nanyo.
Mitsuru Kashiwagura (b. 1950), a high school teacher in Ooe, Yamagata prefecture, has been observing occultations since 1994.Naming citation (20050721/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Kashiwagura is today
Seen from above the solar system on 2026-10-14: Kashiwagura is 3.26 au from the Sun and 4.11 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 13220 |
| Provisional designation | 1997 NG3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 11.7 km (#4,194 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.169 |
| Absolute magnitude (H) | 12.6 |
| Orbital period | 5.21 years |
| Semi-major axis | 3.01 au |
| Perihelion – aphelion | 2.72 – 3.29 au |
| Eccentricity | 0.0936 |
| Inclination | 10.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.71 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 July 1997
More named asteroids discovered by T. Okuni
- (7039) Yamagata
- (8220) Nanyou
- (8418) Mogamigawa
- (8723) Azumayama
- (8730) Iidesan
- (8747) Asahi
- (8922) Kumanodake
- (8937) Gassan
- (9110) Choukai
- (9128) Takatumuzi
- (9990) Niiyaeki
- (10405) Yoshiaki
← (13219) Cailletet · (13221) Nao →