(114649) Jeanneacker Outer Main-belt Asteroid
Discovered on 6 March 2003 by B. Christophe at Saint-Sulpice.
Jeanne Christophe (née Acker) is the discoverer's mother. She encouraged him in his youth to build his first telescope and enabled him to join the Societé Astronomique de France at the age of 12.Naming citation (20060219/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Jeanneacker is today
Seen from above the solar system on 2026-10-14: Jeanneacker is 3.47 au from the Sun and 4.43 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 114649 |
| Provisional designation | 2003 EN52 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 6.51 km (#8,237 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0790 |
| Absolute magnitude (H) | 14.68 |
| Orbital period | 5.78 years |
| Semi-major axis | 3.22 au |
| Perihelion – aphelion | 2.94 – 3.50 au |
| Eccentricity | 0.0882 |
| Inclination | 9.97° |
| Closest distance between its orbit and Earth's (MOID) | 1.94 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Jeanne
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