(108) Hecuba Outer Main-belt Asteroid
Discovered on 2 April 1869 by R. Luther at Dusseldorf.
Where Hecuba is today
Seen from above the solar system on 2026-10-14: Hecuba is 3.17 au from the Sun and 3.51 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 108 |
| Provisional designation | A869 GB |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 75.5 km (#418 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.148 |
| Rotation period | 14.3 hours |
| Spectral type | S |
| Absolute magnitude (H) | 7.97 |
| Orbital period | 5.81 years |
| Semi-major axis | 3.23 au |
| Perihelion – aphelion | 3.03 – 3.44 au |
| Eccentricity | 0.0635 |
| Inclination | 4.21° |
| Closest distance between its orbit and Earth's (MOID) | 2.03 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
More named asteroids discovered by R. Luther
- (17) Thetis
- (26) Proserpina
- (28) Bellona
- (35) Leukothea
- (37) Fides
- (47) Aglaja
- (53) Kalypso
- (57) Mnemosyne
- (58) Concordia
- (68) Leto
- (71) Niobe
- (78) Diana
← (107) Camilla · (109) Felicitas →