(27270) Guidotti Main-belt Asteroid
Discovered on 2 January 2000 by Tesi, L., Caronia, A. at San Marcello.
Guido Guidotti (b. 1946) is the founder of Valdinievole Association of Astronomy “A. Pieri”. His main activities are arranging lectures and exhibitions on astronomical subjects, in particular with regard to making observations of planets and comets.Naming citation (20041126/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Guidotti is today
Seen from above the solar system on 2026-10-14: Guidotti is 2.43 au from the Sun and 2.69 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 27270 |
| Provisional designation | 2000 AY4 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 2.60 hours |
| Absolute magnitude (H) | 14.64 |
| Orbital period | 3.83 years |
| Semi-major axis | 2.45 au |
| Perihelion – aphelion | 2.29 – 2.61 au |
| Eccentricity | 0.0653 |
| Inclination | 2.78° |
| Closest distance between its orbit and Earth's (MOID) | 1.28 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Guido
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- (309426) Guidoschwarz
- (331605) Guidogryseels
All asteroids named after someone called Guido
Also discovered on 2 January 2000
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