(11689) Frankxu Main-belt Asteroid
Discovered on 20 March 1998 by LINEAR at Socorro.
Frank Z. Xu (b. 2001) was a finalist in the 2019 Regeneron Science Talent Search, a science competition for high school seniors, for his biochemistry project. He attended the Brookline High School, Brookline, Massachusetts.Naming citation (WGSBN Bull. 3, #3, 10), IAU / Minor Planet Center, via NASA/JPL
Where Frankxu is today
Seen from above the solar system on 2026-10-14: Frankxu is 2.48 au from the Sun and 3.44 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 11689 |
| Provisional designation | 1998 FA56 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.11 km (#12,481 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.346 |
| Absolute magnitude (H) | 14.09 |
| Orbital period | 4.09 years |
| Semi-major axis | 2.56 au |
| Perihelion – aphelion | 2.47 – 2.65 au |
| Eccentricity | 0.0354 |
| Inclination | 14.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.48 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Frank
Also discovered on 20 March 1998
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