(11091) Thelonious Main-belt Asteroid
Discovered on 16 February 1994 by Spacewatch at Kitt Peak.
Thelonious Sphere Monk (1917-1982), American composer and jazz pianist, born in Rocky Mount, North Carolina, moved to New York City at age 3 and took up the piano at age 5. Monk was central to the development of the bebop style and a great procreator of musical advances.Naming citation (20010509/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Thelonious is today
Seen from above the solar system on 2026-10-14: Thelonious is 2.82 au from the Sun and 3.67 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 11091 |
| Provisional designation | 1994 DP |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.21 km (#6,389 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0600 |
| Absolute magnitude (H) | 14.32 |
| Orbital period | 3.92 years |
| Semi-major axis | 2.49 au |
| Perihelion – aphelion | 2.11 – 2.87 au |
| Eccentricity | 0.153 |
| Inclination | 1.16° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.