S2006_S_21 is a natural satellite of Saturn in the NASA/JPL Solar System Dynamics planetary satellite tables.
- Planet: Saturn
- Satellite: S2006_S_21
- Satellite code: 65168
- Physical parameters: not listed in the NASA/JPL planetary satellite physical parameters table
- Ephemeris: SAT455
- Reference frame: ecliptic
- Epoch (TDB): 2000-01-01.5
- Semi-major axis a: 14976500. km
- Eccentricity e: 0.204
- Argument of periapsis ω: 157.4 deg
- Mean anomaly M: 40.7 deg
- Inclination i: 169.8 deg
- Longitude of ascending node: 328.3 deg
- Sidereal period P: 684.2764 days
- Argument of periapsis precession period: 308.9 yr
- Longitude of ascending node precession period: 573.7 yr
- Mean elements reference: 46