(181) Eucharis Main-belt Asteroid
Discovered on 2 February 1878 by P. Cottenot at Marseilles.
Where Eucharis is today
Seen from above the solar system on 2026-10-14: Eucharis is 2.55 au from the Sun and 2.05 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 181 |
| Provisional designation | A878 CB |
| Orbit class | Main-belt Asteroid |
| Diameter | 115 km (#176 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.101 |
| Rotation period | 52.2 hours |
| Spectral type | S |
| Absolute magnitude (H) | 8.06 |
| Orbital period | 5.52 years |
| Semi-major axis | 3.12 au |
| Perihelion – aphelion | 2.47 – 3.77 au |
| Eccentricity | 0.208 |
| Inclination | 18.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.52 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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