(91333) Robertogorelli Main-belt Asteroid
Discovered on 8 May 1999 by CSS at Catalina.
Roberto Gorelli (b. 1954) is an Italian amateur astronomer. He is a contributor to many citizen science projects focused on minor planets and he has discovered numerous asteroids. He has also co-authored several articles and a book on medieval comets.Naming citation (WGSBN Bull. 4, #11, 18), IAU / Minor Planet Center, via NASA/JPL
Where Robertogorelli is today
Seen from above the solar system on 2026-10-14: Robertogorelli is 2.17 au from the Sun and 1.50 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 91333 |
| Provisional designation | 1999 JP2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.63 km (#13,644 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0770 |
| Absolute magnitude (H) | 15.88 |
| Orbital period | 3.58 years |
| Semi-major axis | 2.34 au |
| Perihelion – aphelion | 1.95 – 2.73 au |
| Eccentricity | 0.166 |
| Inclination | 5.21° |
| Closest distance between its orbit and Earth's (MOID) | 0.967 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Roberto
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All asteroids named after someone called Roberto
Also discovered on 8 May 1999
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