(839) Valborg Main-belt Asteroid
Discovered on 24 September 1916 by M. F. Wolf at Heidelberg.
Where Valborg is today
Seen from above the solar system on 2026-10-14: Valborg is 2.41 au from the Sun and 1.44 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 839 |
| Provisional designation | A916 SM |
| Orbit class | Main-belt Asteroid |
| Diameter | 20.4 km (#2,159 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.353 |
| Rotation period | 10.4 hours |
| Spectral type | S |
| Absolute magnitude (H) | 10.73 |
| Orbital period | 4.23 years |
| Semi-major axis | 2.61 au |
| Perihelion – aphelion | 2.22 – 3.01 au |
| Eccentricity | 0.152 |
| Inclination | 12.6° |
| Closest distance between its orbit and Earth's (MOID) | 1.21 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 24 September 1916
More named asteroids discovered by M. F. Wolf
- (323) Brucia
- (325) Heidelberga
- (328) Gudrun
- (329) Svea
- (330) Adalberta
- (332) Siri
- (333) Badenia
- (334) Chicago
- (339) Dorothea
- (340) Eduarda
- (341) California
- (342) Endymion
← (838) Seraphina · (840) Zenobia →