(9434) Bokusen Main-belt Asteroid
Discovered on 12 February 1997 by T. Kobayashi at Oizumi.
Numajiri Bokusen (1775-1856) was a Japanese educator, geographer and astronomer, who lived in Tsuchiura during the Edo period. He opened a school for the common people, and devised many things, including a folding globe.Naming citation (MPC batch dated 2015-01-05), IAU / Minor Planet Center, via NASA/JPL
Where Bokusen is today
Seen from above the solar system on 2026-10-14: Bokusen is 2.52 au from the Sun and 1.85 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9434 |
| Provisional designation | 1997 CJ20 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.34 |
| Orbital period | 3.42 years |
| Semi-major axis | 2.27 au |
| Perihelion – aphelion | 1.95 – 2.60 au |
| Eccentricity | 0.143 |
| Inclination | 2.72° |
| Closest distance between its orbit and Earth's (MOID) | 0.932 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 12 February 1997
More named asteroids discovered by T. Kobayashi
- (4807) Noboru
- (5924) Teruo
- (6275) Kiryu
- (6276) Kurohone
- (6346) Syukumeguri
- (6414) Mizunuma
- (6418) Hanamigahara
- (6420) Riheijyaya
- (6422) Akagi
- (6423) Harunasan
- (6462) Myougi
- (6531) Subashiri
← (9432) Iba · (9435) Odafukashi →