(3178) Yoshitsune Main-belt Asteroid
Discovered on 21 November 1984 by Suzuki, K., Urata, T. at Toyota.
Where Yoshitsune is today
Seen from above the solar system on 2026-10-14: Yoshitsune is 3.30 au from the Sun and 3.84 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3178 |
| Provisional designation | 1984 WA |
| Orbit class | Main-belt Asteroid |
| Diameter | 14.3 km (#3,314 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.137 |
| Rotation period | 7.48 hours |
| Absolute magnitude (H) | 12.28 |
| Orbital period | 4.47 years |
| Semi-major axis | 2.72 au |
| Perihelion – aphelion | 1.69 – 3.74 au |
| Eccentricity | 0.378 |
| Inclination | 6.80° |
| Closest distance between its orbit and Earth's (MOID) | 0.718 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.