Astronomy:Saturn LIX
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Short description: Moon of Saturn
Discovery[1] | |
---|---|
Discovered by | Sheppard et al. |
Discovery date | 2019 |
Designations | |
S/2004 S 27 S8576a[2] | |
Orbital characteristics [2] | |
19776700 km | |
Eccentricity | 0.120 |
Orbital period | −1033.0 days |
Inclination | 167.1° |
Satellite of | Saturn |
Group | Norse group |
Physical characteristics | |
Mean diameter | 6+50% −30% km |
Apparent magnitude | 24.5 |
Saturn LIX, provisionally known as S/2004 S 27, is a 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 LIX is about 6 kilometres in diameter, and orbits Saturn at an average distance of 19.976 Gm in 1054.45 days, at an inclination of 168° to the ecliptic, in a retrograde direction and with an eccentricity of 0.122.[3]
References
- ↑ Discovery Circumstances from JPL
- ↑ 2.0 2.1 S.S. Sheppard (2019), Moons of Saturn, Carnegie Science, on line
- ↑ 3.0 3.1 "MPEC 2019-T134 : S/2004 S 27". https://minorplanetcenter.net/mpec/K19/K19TD4.html. Retrieved 7 October 2019.
- ↑ "M.P.C. 133821". International Astronomical Union. 10 August 2021. https://www.minorplanetcenter.net/iau/ECS/MPCArchive/2021/MPC_20210810.pdf.