(8420) Angrogna Main-belt Asteroid
Discovered on 17 November 1996 by P. G. Comba at Prescott.
Named for a village nestled in the Cottian Alps, in the Piedmont region of Italy, where the discoverer's paternal ancestors were born and lived for at least six generations.Naming citation (19980610/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Angrogna is today
Seen from above the solar system on 2026-10-14: Angrogna is 2.78 au from the Sun and 2.52 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8420 |
| Provisional designation | 1996 WQ |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.08 km (#7,536 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.293 |
| Rotation period | 8.12 hours |
| Absolute magnitude (H) | 13.09 |
| Orbital period | 4.20 years |
| Semi-major axis | 2.60 au |
| Perihelion – aphelion | 2.25 – 2.95 au |
| Eccentricity | 0.136 |
| Inclination | 11.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.28 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.