S/2003 J 23

natural satellite of Jupiter

S/2003 J 23 is a moon of Jupiter. A team of astronomers from the University of Hawaii led by Scott S. Sheppard et al. found it in 2004 in pictures taken in 2003.[1][2]

S/2003 J 23 is about 2 kilometres in diameter, and orbits Jupiter at an average distance of 22,740,000 km in 700.538 days, at an inclination of 149° to the ecliptic (149° to Jupiter's equator), with an orbital eccentricity of 0.3931.

It belongs to the Pasiphaë group, non-spherical retrograde moons orbiting Jupiter at distances ranging between 22,800,000 and 24,100,000 km, and with inclinations ranging between 144.5° and 158.3°.

References change

  1. IAUC 8281: S/2003 J 23 2004 February 4 (discovery)
  2. MPEC 2004-B81: S/2003 J 23 2004 January 31 (discovery and ephemeris)