(66000) Duilialoncao Main-belt Asteroid
Discovered on 20 July 1998 by Boattini, A., Tombelli, M. at San Marcello.
Duilia Loncao (b. 1955) has been an Italian amateur astronomer at the Gruppo Astrofili Montelupo since 2013. She observes minor planets, especially NEOs.Naming citation (WGSBN Bull. 4, #1, 7), IAU / Minor Planet Center, via NASA/JPL
Where Duilialoncao is today
Seen from above the solar system on 2026-10-14: Duilialoncao is 3.56 au from the Sun and 4.03 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 66000 |
| Provisional designation | 1998 OE1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.15 km (#8,722 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0560 |
| Absolute magnitude (H) | 14.87 |
| Orbital period | 5.23 years |
| Semi-major axis | 3.01 au |
| Perihelion – aphelion | 2.35 – 3.67 au |
| Eccentricity | 0.218 |
| Inclination | 15.4° |
| Closest distance between its orbit and Earth's (MOID) | 1.37 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 20 July 1998
- (13251) Viot
- (13701) Roquebrune
- (20399) Michaelesser
- (21531) Billcollin
- (24996) Zerocalcare
- (74080) Philippestee