(221698) Juliusolsen Main-belt Asteroid
Discovered on 21 February 2007 by R. Holmes at Charleston.
Julius Olsen (b. 1873) was Dean of Hardin-Simmons University (Abilene, TX) from 1902 until 1940. Over four decades, he taught astronomy and physics to thousands of students, being instrumental in bringing science education to West Texas at the turn of the 20th Century. Suggested by his grandson, N. H. Olsen.Naming citation (MPC batch dated 2017-03-12), IAU / Minor Planet Center, via NASA/JPL
Where Juliusolsen is today
Seen from above the solar system on 2026-10-14: Juliusolsen is 2.80 au from the Sun and 3.69 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 221698 |
| Provisional designation | 2007 DQ63 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.24 |
| Orbital period | 4.66 years |
| Semi-major axis | 2.79 au |
| Perihelion – aphelion | 2.76 – 2.82 au |
| Eccentricity | 0.0107 |
| Inclination | 4.09° |
| Closest distance between its orbit and Earth's (MOID) | 1.78 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Julius
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- (20725) Juliuscsotonyi
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