Saturn LVIII

Saturn LVIII

Discovery[1]
Discovered by	Sheppard et al.
Discovery date	2019
Designations
Alternative names	S/2004 S 26 S8353a[2]
Orbital characteristics[2]
Semi-major axis	26737800 km
Eccentricity	0.148
Orbital period (sidereal)	−1624.2 days (4.45 years)
Inclination	171.3°
Satellite of	Saturn
Group	Norse group
Physical characteristics
Mean diameter	4 km
Apparent magnitude	25.0

Saturn LVIII, provisionally known as S/2004 S 26, is the outermost numbered natural satellite of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, and Jan Kleyna on October 7, 2019 from observations taken between December 12, 2004 and March 21, 2007.^[3] It was given its permanent designation in August 2021.^[4]

Saturn LVIII is about 4 kilometres in diameter and orbits Saturn at an average distance of 26.676 Gm (0.178 AU) in 1627.18 days, at an inclination of 171° to the ecliptic, in a retrograde direction and with an eccentricity of 0.165.^[3]

References

1. Discovery Circumstances from JPL
2. S.S. Sheppard (2019). "Moons of Saturn, Carnegie Science, on line".
3. "MPEC 2019-T133 : S/2004 S 26". minorplanetcenter.net. Retrieved 7 October 2019.
4. "M.P.C. 133821" (PDF). Minor Planet Center. International Astronomical Union. 10 August 2021. Retrieved 21 August 2021.