Iocaste is a natural satellite of Jupiter in the NASA/JPL Solar System Dynamics planetary satellite tables.
- Planet: Jupiter
- Satellite: Iocaste
- Satellite code: 524
- Physical parameters: not listed in the NASA/JPL planetary satellite physical parameters table
- Ephemeris: JUP347
- Reference frame: ecliptic
- Epoch (TDB): 2000-01-01.5
- Semi-major axis a: 21062300. km
- Eccentricity e: 0.223
- Argument of periapsis ω: 91.4 deg
- Mean anomaly M: 182.0 deg
- Inclination i: 148.7 deg
- Longitude of ascending node: 268.9 deg
- Sidereal period P: 624.5479 days
- Argument of periapsis precession period: 79.2 yr
- Longitude of ascending node precession period: 116.3 yr
- Mean elements reference: 47