(144769) Zachariassen Main-belt Asteroid
Discovered on 19 April 2004 by Glinos, T., Levy, D. H. at Vail-Jarnac.
Rayan Zachariassen (b. 1963) is a Canadian computer scientist who helped build and manage Canada's first national educational Internet backbone (CA*net)and commercial backbone (UUNET Canada). He has also helped found a number of startups in the networking and computing fields.Naming citation (MPC batch dated 2013-07-22), IAU / Minor Planet Center, via NASA/JPL
Where Zachariassen is today
Seen from above the solar system on 2026-10-14: Zachariassen is 3.00 au from the Sun and 3.89 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 144769 |
| Provisional designation | 2004 HO20 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.77 |
| Orbital period | 5.51 years |
| Semi-major axis | 3.12 au |
| Perihelion – aphelion | 2.94 – 3.29 au |
| Eccentricity | 0.0561 |
| Inclination | 1.08° |
| Closest distance between its orbit and Earth's (MOID) | 1.93 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.