(9796) Robotti Main-belt Asteroid
Discovered on 19 April 1996 by Manca, F., Chiavenna, P. at Sormano.
Aurelio Robotti (1913-1994) was a lieutenant in the Italian Air Engineers and later professor in aerospace engineering at the Turin Polytechnic. He began studies on rocket fuel using liquid oxygen and ethanol, and tested the first Italian-built liquid-fuel missile.Naming citation (MPC batch dated 2018-03-31), IAU / Minor Planet Center, via NASA/JPL
Where Robotti is today
Seen from above the solar system on 2026-10-14: Robotti is 2.55 au from the Sun and 1.78 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9796 |
| Provisional designation | 1996 HW |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.85 km (#9,149 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.271 |
| Rotation period | 2.75 hours |
| Absolute magnitude (H) | 13.7 |
| Orbital period | 4.11 years |
| Semi-major axis | 2.57 au |
| Perihelion – aphelion | 2.46 – 2.67 au |
| Eccentricity | 0.0411 |
| Inclination | 15.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 19 April 1996
More named asteroids discovered by Manca, F., Chiavenna, P.
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