| Discovered By | Stephen Synnott (Voyager 1) |
| Date of Discovery | 1980 |
| Average Distance from Jupiter | 222,000 km (metric) |
| Equatorial Radius | 55 x 45 km (metric) |
| Mass | 800,000,000,000,000,000 kg (metric) |
| Orbit Period (Length of Year) | 0.6745 Earth days |
| Orbital Eccentricity | 0.015 |
| Orbital Inclination to Ecliptic | 0.8° |
