(1178) Irmela Main-belt Asteroid
Discovered on 13 March 1931 by M. F. Wolf at Heidelberg.
Where Irmela is today
Seen from above the solar system on 2026-10-14: Irmela is 2.66 au from the Sun and 2.13 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1178 |
| Provisional designation | 1931 EC |
| Orbit class | Main-belt Asteroid |
| Diameter | 19.7 km (#2,245 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0700 |
| Rotation period | 12.0 hours |
| Absolute magnitude (H) | 12.05 |
| Orbital period | 4.38 years |
| Semi-major axis | 2.68 au |
| Perihelion – aphelion | 2.18 – 3.18 au |
| Eccentricity | 0.187 |
| Inclination | 6.97° |
| Closest distance between its orbit and Earth's (MOID) | 1.18 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 13 March 1931
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
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