(34004) Gregorini Main-belt Asteroid
Discovered on 30 July 2000 by Tombelli, M., Guidetti, D. at Montelupo.
Most of the research activity of Loretta Gregorini (b. 1948) is in the field of radioastronomy and observational cosmology. Her present research activity is focused on large programs aimed at the study of the cosmological evolution of radiosources and their optical hosts.Naming citation (20100130/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Gregorini is today
Seen from above the solar system on 2026-10-14: Gregorini is 2.43 au from the Sun and 3.31 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 34004 |
| Provisional designation | 2000 OS7 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.51 km (#7,101 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0600 |
| Absolute magnitude (H) | 14.36 |
| Orbital period | 3.82 years |
| Semi-major axis | 2.44 au |
| Perihelion – aphelion | 1.88 – 3.00 au |
| Eccentricity | 0.229 |
| Inclination | 1.86° |
| Closest distance between its orbit and Earth's (MOID) | 0.874 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Loretta
All asteroids named after someone called Loretta