(30307) Marcelriesz Main-belt Asteroid
Discovered on 2 May 2000 by P. G. Comba at Prescott.
Marcel Riesz (1886-1969) was a Hungarian-born mathematician (and brother of Frigyes Riesz) who spent most of his working life in Sweden. He did research in convexity theory, linear operators, potential theory and partial differential equations.Naming citation (20020427/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Marcelriesz is today
Seen from above the solar system on 2026-10-14: Marcelriesz is 2.97 au from the Sun and 3.77 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 30307 |
| Provisional designation | 2000 JE |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.58 km (#7,033 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.162 |
| Rotation period | 6.51 hours |
| Absolute magnitude (H) | 13.48 |
| Orbital period | 5.27 years |
| Semi-major axis | 3.03 au |
| Perihelion – aphelion | 2.94 – 3.12 au |
| Eccentricity | 0.0311 |
| Inclination | 9.87° |
| Closest distance between its orbit and Earth's (MOID) | 1.93 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Marcel
- (10306) Pagnol
- (10403) Marcelgrun
- (12275) Marcelgoffin
- (22281) Popescu
- (23946) Marcelleroux
- (26883) Marcelproust
- (31378) Neidinger
- (37044) Papymarcel
- (85183) Marcelayme
- (99262) Bleustein
- (135978) Agueros
- (184878) Gotlib
All asteroids named after someone called Marcel