(8424) Toshitsumita Main-belt Asteroid
Discovered on 1 February 1997 by T. Kobayashi at Oizumi.
Tsumita Toshi-hisa (b.1924) joined the Solar Physics Division of the Tokyo Astronomical Observatory in 1950 to study and observe the sun. After retiring in 1987, he contributed to the popularization of astronomy as a member of the Public Information Office at the National Astronomical Observatory of Japan.Naming citation (20050407/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Toshitsumita is today
Seen from above the solar system on 2026-10-14: Toshitsumita is 2.72 au from the Sun and 3.31 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8424 |
| Provisional designation | 1997 CP |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.18 km (#10,298 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.240 |
| Rotation period | 5.68 hours |
| Absolute magnitude (H) | 14.05 |
| Orbital period | 3.72 years |
| Semi-major axis | 2.40 au |
| Perihelion – aphelion | 1.93 – 2.87 au |
| Eccentricity | 0.195 |
| Inclination | 3.73° |
| Closest distance between its orbit and Earth's (MOID) | 0.928 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 February 1997
- (8945) Cavaradossi
- (8946) Yoshimitsu
- (9233) Itagijun
- (9432) Iba
- (12035) Ruggieri
- (13196) Rogerssmith
- (15376) Martak
- (23648) Kolar
- (23649) Tohoku