(4067) Mikhel'son Main-belt Asteroid
Discovered on 11 October 1966 by N. S. Chernykh at Nauchnyj.
Named in honor of Nikolaj Nikolaevich Mikhelʹson (b. 1918), outstanding Soviet scientist known for his astronomical optics and telescopes.Naming citation (WGSBN Bull. 6, #10, 5), IAU / Minor Planet Center, via NASA/JPL
Where Mikhel'son is today
Seen from above the solar system on 2026-10-14: Mikhel'son is 2.15 au from the Sun and 1.71 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4067 |
| Provisional designation | 1966 TP |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.43 km (#7,173 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.203 |
| Rotation period | 2.25 hours |
| Absolute magnitude (H) | 13.0 |
| Orbital period | 4.26 years |
| Semi-major axis | 2.63 au |
| Perihelion – aphelion | 2.15 – 3.11 au |
| Eccentricity | 0.183 |
| Inclination | 6.34° |
| Closest distance between its orbit and Earth's (MOID) | 1.17 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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