(705) Erminia Main-belt Asteroid
Discovered on 6 October 1910 by E. Ernst at Heidelberg.
Where Erminia is today
Seen from above the solar system on 2026-10-14: Erminia is 2.77 au from the Sun and 2.93 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 705 |
| Provisional designation | A910 TE |
| Orbit class | Main-belt Asteroid |
| Diameter | 132 km (#120 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0310 |
| Rotation period | 53.7 hours |
| Spectral type | X |
| Absolute magnitude (H) | 8.47 |
| Orbital period | 5.00 years |
| Semi-major axis | 2.92 au |
| Perihelion – aphelion | 2.77 – 3.07 au |
| Eccentricity | 0.0521 |
| Inclination | 25.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.86 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.