(1661) Granule Main-belt Asteroid
Discovered on 31 March 1916 by M. F. Wolf at Heidelberg.
Where Granule is today
Seen from above the solar system on 2026-10-14: Granule is 2.09 au from the Sun and 2.22 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1661 |
| Provisional designation | A916 FA |
| Orbit class | Main-belt Asteroid |
| Rotation period | 24.0 hours |
| Absolute magnitude (H) | 13.05 |
| Orbital period | 3.23 years |
| Semi-major axis | 2.18 au |
| Perihelion – aphelion | 1.99 – 2.38 au |
| Eccentricity | 0.0903 |
| Inclination | 3.04° |
| Closest distance between its orbit and Earth's (MOID) | 0.977 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 31 March 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
← (1660) Wood · (1662) Hoffmann →