(3947) Swedenborg Main-belt Asteroid
Discovered on 1 December 1983 by E. Bowell at Anderson Mesa.
Where Swedenborg is today
Seen from above the solar system on 2026-10-14: Swedenborg is 2.65 au from the Sun and 1.71 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3947 |
| Provisional designation | 1983 XD |
| Orbit class | Main-belt Asteroid |
| Diameter | 15.5 km (#3,007 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0900 |
| Rotation period | 38.6 hours |
| Absolute magnitude (H) | 12.43 |
| Orbital period | 5.46 years |
| Semi-major axis | 3.10 au |
| Perihelion – aphelion | 2.65 – 3.56 au |
| Eccentricity | 0.147 |
| Inclination | 5.38° |
| Closest distance between its orbit and Earth's (MOID) | 1.65 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 December 1983
More named asteroids discovered by E. Bowell
- (2246) Bowell
- (2264) Sabrina
- (2270) Yazhi
- (2316) Jo-Ann
- (2356) Hirons
- (2357) Phereclos
- (2383) Bradley
- (2409) Chapman
- (2410) Morrison
- (2411) Zellner
- (2421) Nininger
- (2432) Soomana
← (3946) Shor · (3948) Bohr →