(75308) Shoin Main-belt Asteroid
Discovered on 7 December 1999 by A. Nakamura at Kuma Kogen.
Shoin Yoshida (1830-1859), born in Yamaguchi prefecture, was a Japanese political scientist. He taught politics and political strategy to many students until he was executed for his anti-shogunate ideology. His followers later played important roles in the success of the Meiji Restoration.Naming citation (20070730/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Shoin is today
Seen from above the solar system on 2026-10-14: Shoin is 2.61 au from the Sun and 3.60 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 75308 |
| Provisional designation | 1999 XY37 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.07 |
| Orbital period | 3.62 years |
| Semi-major axis | 2.36 au |
| Perihelion – aphelion | 2.10 – 2.62 au |
| Eccentricity | 0.111 |
| Inclination | 7.00° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 7 December 1999
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