Saturn XII - 1980S6
| Helene Statistics | |
|---|---|
| Discovered by | P. Laques & J. Lecacheus |
| Date of discovery | 1980 |
| Mass (kg) | ? |
| Radius (km) | 18x16x15 |
| Radius (Earth = 1) | 2.8222e-03 |
| Mean density (gm/cm^3) | ? |
| Mean distance from Saturn (km) | 377,400 |
| Rotational period (days) | ? |
| Orbital period (days) | 2.7369 |
| Mean orbital velocity (km/sec) | 10.03 |
| Orbital eccentricity | 0.005 |
| Orbital inclination (degrees) | 0.2 |
| Visual geometric albedo | 0.7 |
| Magnitude (Vo) | 18.5 |