S2003_J_9 is a natural satellite of Jupiter in the NASA/JPL Solar System Dynamics planetary satellite tables.
- Planet: Jupiter
- Satellite: S2003_J_9
- Satellite code: 55503
- 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: 23195100. km
- Eccentricity e: 0.268
- Argument of periapsis ω: 288.4 deg
- Mean anomaly M: 359.8 deg
- Inclination i: 164.7 deg
- Longitude of ascending node: 46.3 deg
- Sidereal period P: 721.8792 days
- Argument of periapsis precession period: 51.2 yr
- Longitude of ascending node precession period: 89.3 yr
- Mean elements reference: 47