(12218) Fleischer Main-belt Asteroid
Discovered on 15 September 1982 by E. Bowell at Anderson Mesa.
Randall Craig Fleischer (b. 1959) is the ebullient and multi-talented music director and conductor of the Flagstaff Symphony Orchestra. Maestro Fleischer has also conducted the National Symphony Orchestra, the Los Angeles Philharmonic Orchestra and the San Francisco Symphony Orchestra.Naming citation (20040504/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Fleischer is today
Seen from above the solar system on 2026-10-14: Fleischer is 2.33 au from the Sun and 3.15 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12218 |
| Provisional designation | 1982 RK |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.99 km (#10,639 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.310 |
| Rotation period | 2.83 hours |
| Absolute magnitude (H) | 13.58 |
| Orbital period | 3.29 years |
| Semi-major axis | 2.21 au |
| Perihelion – aphelion | 1.90 – 2.52 au |
| Eccentricity | 0.141 |
| Inclination | 4.86° |
| Closest distance between its orbit and Earth's (MOID) | 0.915 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Randall
- (4942) Munroe
- (25032) Randallray
- (72633) Randygroth
- (283990) Randallrosenfeld
- (333536) Faelan
- (349386) Randywright
All asteroids named after someone called Randall
Also discovered on 15 September 1982
- (2815) Soma
- (3276) Porta Coeli
- (3693) Barringer
- (4194) Sweitzer
- (4553) Doncampbell
- (5861) Glynjones
- (7921) Huebner
- (8258) McCracken
- (13004) Aldaz