Eupheme (moon)

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(Redirected from S/2003 J 3)

Eupheme is a moon of Jupiter. It was found by a team of astronomers from the University of Hawaii led by Scott S. Sheppard in 2003.[1][2] It used to be called S/2003 J 3. It was named Eupheme in 2019.[3]

Eupheme is about 2 kilometres in diameter, and orbits Jupiter at an average distance of 19,622,000 km in 561.518 days, at an inclination of 146° to the ecliptic (146° to Jupiter's equator), with an orbital eccentricity of 0.2507.

It belongs to the Ananke group, retrograde non-spherical moons which orbit Jupiter between 19,300,000 and 22,700,000 km, at inclinations of about 150°.

References[change | change source]

  1. IAUC 8087: Satellites of Jupiter 2003 March 4 (discovery)
  2. MPEC 2003-E11: S/2003 J 1, 2003 J 2, 2003 J 3, 2003 J 4, 2003 J 5, 2003 J 6, 2003 J 7 2003 March 4 (discovery and ephemeris)
  3. "Public Contest Successfully Finds Names For Jupiter's New Moons". www.iau.org. Retrieved 27 August 2019.