| Proper Name | Telesto | | Designation | Saturn XIII | | Primary Planet | Saturn | | Family / Class | Small regular moons (trojan moon of Tethys) | | Orbital Period | 1 day, 21 hours, 18 minutes | | Distance from Saturn | Semi-Major Axis: 294,700 km
Periapsis: 294,600 km
Apoapsis: 294,800 km
| | Eccentricity | 0.0002 | | Rotation Period | 1 day, 21 hours, 18 minutes (synchronous orbit) | | Diameter (longest axis) | 32.6 km
20.3 miles | | Notes | A small, elongated moon of Saturn notable for sharing its orbit with two other moons. It circles Saturn 60° ahead of the much larger moon Tethys (more than forty times Telesto's size), which is followed in turn by another small elongated moon, Calypso. |
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