(143622) Robertbloch Main-belt Asteroid
Discovered on 22 April 2003 by M. Ory at Vicques.
Art, literature and music played a major role in the life of Robert Bloch (1922-1994). In 1993 he and his wife created the “Fondation Anne et Robert Bloch” in Delémont to support culture in the Swiss canton of Jura.Naming citation (20070601/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Robertbloch is today
Seen from above the solar system on 2026-10-14: Robertbloch is 2.39 au from the Sun and 2.16 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 143622 |
| Provisional designation | 2003 HG |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.89 |
| Orbital period | 3.52 years |
| Semi-major axis | 2.32 au |
| Perihelion – aphelion | 2.18 – 2.45 au |
| Eccentricity | 0.0592 |
| Inclination | 7.15° |
| Closest distance between its orbit and Earth's (MOID) | 1.17 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.