(73520) Boslough Main-belt Asteroid
Discovered on 22 June 2003 by LONEOS at Anderson Mesa.
Mark Boslough (b. 1955) is a physicist at Sandia National Laboratories. He has computed the most detailed models to date of atmospheric impact phenomena, especially the Tunguska event and the much older impact that produced the Libyan Desert glass found in Egypt.Naming citation (WGSBN Bull. 5, #17, 6), IAU / Minor Planet Center, via NASA/JPL
Where Boslough is today
Seen from above the solar system on 2026-10-14: Boslough is 2.19 au from the Sun and 1.27 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 73520 |
| Provisional designation | 2003 MB1 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.46 |
| Orbital period | 4.52 years |
| Semi-major axis | 2.73 au |
| Perihelion – aphelion | 2.10 – 3.36 au |
| Eccentricity | 0.230 |
| Inclination | 12.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.13 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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