(12141) Chushayashi Main-belt Asteroid
Discovered on 24 September 1960 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.
Chushiro Hayashi (b. 1920) is a Japanese astrophysicist who made pioneering models of star formation and significant discoveries related to the formation of elements in the early universe.Naming citation (20070926/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Chushayashi is today
Seen from above the solar system on 2026-10-14: Chushayashi is 2.54 au from the Sun and 3.16 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12141 |
| Provisional designation | 4112 P-L |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.75 km (#11,110 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.236 |
| Absolute magnitude (H) | 14.38 |
| Orbital period | 4.30 years |
| Semi-major axis | 2.65 au |
| Perihelion – aphelion | 2.53 – 2.76 au |
| Eccentricity | 0.0451 |
| Inclination | 1.91° |
| Closest distance between its orbit and Earth's (MOID) | 1.54 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 24 September 1960
- (1743) Schmidt
- (1744) Harriet
- (1776) Kuiper
- (1777) Gehrels
- (1795) Woltjer
- (1808) Bellerophon
- (1809) Prometheus
- (1810) Epimetheus
- (1811) Bruwer
- (1812) Gilgamesh
- (1846) Bengt
- (1868) Thersites