(29428) Ettoremajorana Inner Main-belt Asteroid
Discovered on 31 March 1997 by V. S. Casulli at Colleverde.
Ettore Majorana (1906-1938?) was an Italian theoretical physicist. A student of E. Fermi, Maiorana hypothesized that the neutrino was its own antiparticle.Naming citation (MPC batch dated 2015-06-02), IAU / Minor Planet Center, via NASA/JPL
Where Ettoremajorana is today
Seen from above the solar system on 2026-10-14: Ettoremajorana is 1.83 au from the Sun and 2.00 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 29428 |
| Provisional designation | 1997 FM1 |
| Orbit class | Inner Main-belt Asteroid |
| Absolute magnitude (H) | 15.37 |
| Orbital period | 2.73 years |
| Semi-major axis | 1.95 au |
| Perihelion – aphelion | 1.78 – 2.13 au |
| Eccentricity | 0.0907 |
| Inclination | 22.4° |
| Closest distance between its orbit and Earth's (MOID) | 0.800 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Ettore
All asteroids named after someone called Ettore
Also discovered on 31 March 1997
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