(394) Arduina Main-belt Asteroid
Discovered on 19 November 1894 by A. Borrelly at Marseilles.
Where Arduina is today
Seen from above the solar system on 2026-10-14: Arduina is 2.45 au from the Sun and 3.01 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 394 |
| Provisional designation | A894 WB |
| Orbit class | Main-belt Asteroid |
| Diameter | 30.0 km (#1,361 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.294 |
| Rotation period | 16.5 hours |
| Spectral type | S |
| Absolute magnitude (H) | 9.7 |
| Orbital period | 4.59 years |
| Semi-major axis | 2.76 au |
| Perihelion – aphelion | 2.13 – 3.39 au |
| Eccentricity | 0.228 |
| Inclination | 6.22° |
| Closest distance between its orbit and Earth's (MOID) | 1.13 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
More named asteroids discovered by A. Borrelly
- (99) Dike
- (110) Lydia
- (117) Lomia
- (120) Lachesis
- (146) Lucina
- (157) Dejanira
- (171) Ophelia
- (172) Baucis
- (173) Ino
- (198) Ampella
- (233) Asterope
- (240) Vanadis
← (393) Lampetia · (395) Delia →