(3899) Wichterle Main-belt Asteroid
Discovered on 17 September 1982 by M. Mahrova at Klet.
Where Wichterle is today
Seen from above the solar system on 2026-10-14: Wichterle is 3.51 au from the Sun and 3.91 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3899 |
| Provisional designation | 1982 SN1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 21.2 km (#2,063 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0940 |
| Rotation period | 5.86 hours |
| Absolute magnitude (H) | 11.54 |
| Orbital period | 5.71 years |
| Semi-major axis | 3.19 au |
| Perihelion – aphelion | 2.65 – 3.74 au |
| Eccentricity | 0.172 |
| Inclination | 2.81° |
| Closest distance between its orbit and Earth's (MOID) | 1.65 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.