(3938) Chapront Main-belt Asteroid
Discovered on 2 August 1949 by K. Reinmuth at Heidelberg.
Where Chapront is today
Seen from above the solar system on 2026-10-14: Chapront is 2.41 au from the Sun and 3.41 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3938 |
| Provisional designation | 1949 PL |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.83 km (#5,206 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0680 |
| Absolute magnitude (H) | 13.88 |
| Orbital period | 3.93 years |
| Semi-major axis | 2.49 au |
| Perihelion – aphelion | 2.39 – 2.59 au |
| Eccentricity | 0.0388 |
| Inclination | 2.09° |
| Closest distance between its orbit and Earth's (MOID) | 1.38 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 2 August 1949
- (1682) Karel
- (1820) Lohmann
- (2465) Wilson
- (2591) Dworetsky
- (3020) Naudts
- (3183) Franzkaiser
- (4001) Ptolemaeus
- (4979) Otawara
- (6260) Kelsey