Philophrosyne (moon)

Philophrosyne is a moon of Jupiter. It was found by a team of astronomers from the University of Hawaii led by Scott S. Sheppard, et al. in 2003.^[1]^[2] It was called S/2003 J 15 until 2019.^[3]

Philophrosyne is about 2 kilometres in diameter, and orbits Jupiter at an average distance of 22,721,000 km in 699.676 days, at an inclination of 142° to the ecliptic (142° to Jupiter's equator), with an orbital eccentricity of 0.0932.

It is the farthest member of 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

↑ IAUC 8116: Satellites of Jupiter and Saturn 2003 April 11 (discovery)
↑ MPEC 2003-G17: S/2003 J 15 2003 April 3 (discovery and ephemeris)
↑ "Public Contest Successfully Finds Names For Jupiter's New Moons". www.iau.org. Retrieved 27 August 2019.

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[1] IAUC 8116: Satellites of Jupiter and Saturn 2003 April 11 (discovery)

[2] MPEC 2003-G17: S/2003 J 15 2003 April 3 (discovery and ephemeris)

[3] "Public Contest Successfully Finds Names For Jupiter's New Moons". www.iau.org. Retrieved 27 August 2019.

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