(407) Arachne Main-belt Asteroid
Discovered on 13 October 1895 by M. F. Wolf at Heidelberg.
Where Arachne is today
Seen from above the solar system on 2026-10-14: Arachne is 2.54 au from the Sun and 2.43 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 407 |
| Provisional designation | A895 TB |
| Orbit class | Main-belt Asteroid |
| Diameter | 95.1 km (#265 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0548 |
| Rotation period | 22.6 hours |
| Spectral type | C |
| Absolute magnitude (H) | 9.16 |
| Orbital period | 4.25 years |
| Semi-major axis | 2.63 au |
| Perihelion – aphelion | 2.44 – 2.81 au |
| Eccentricity | 0.0702 |
| Inclination | 7.52° |
| Closest distance between its orbit and Earth's (MOID) | 1.45 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 13 October 1895
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
← (406) Erna · (408) Fama →