(13498) Al Chwarizmi Main-belt Asteroid
Discovered on 6 August 1986 by Elst, E. W., Ivanova, V. G. at Smolyan.
Al Chwarizmi (c.~780-c.~850) was a Persian mathematician, astronomer and geographer. Latin translations of his work introduced the decimal number system to Europe in the 12th century. His book Calculation by completion and balancing presented the first systematic solution of linear and quadratic equations in Arabic.Naming citation (MPC batch dated 2015-08-29), IAU / Minor Planet Center, via NASA/JPL
Where Al Chwarizmi is today
Seen from above the solar system on 2026-10-14: Al Chwarizmi is 1.74 au from the Sun and 0.950 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 13498 |
| Provisional designation | 1986 PX |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.13 km (#14,904 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.165 |
| Absolute magnitude (H) | 15.22 |
| Orbital period | 3.08 years |
| Semi-major axis | 2.12 au |
| Perihelion – aphelion | 1.74 – 2.49 au |
| Eccentricity | 0.179 |
| Inclination | 2.76° |
| Closest distance between its orbit and Earth's (MOID) | 0.731 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Al
All asteroids named after someone called Al