Discovery [1] | |
---|---|
Discovered by | Scott S. Sheppard et al. |
Discovery site | Mauna Kea Obs. |
Discovery date | 13 December 2004 |
Orbital characteristics [2] | |
Epoch 9 August 2022 ( JD 2459800.5) | |
Observation arc | 15.67 yr (5,725 days) |
0.1326708 AU (19,847,000 km) | |
Eccentricity | 0.1647702 |
–2.86 yr (–1043.92 d) | |
226.13753 ° | |
0° 20m 41.48s / day | |
Inclination | 168.11825° (to ecliptic) |
34.46812° | |
186.71765° | |
Satellite of | Saturn |
Group | Norse group |
Physical characteristics | |
Mean diameter | ≈4 km [3] |
Albedo | 0.04 (assumed) [3] |
25.2 [3] | |
16.0 [2] | |
S/2004 S 17 is a natural satellite of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, Jan Kleyna, and Brian G. Marsden on 4 May 2005 from observations taken between 13 December 2004 and 5 March 2005.
S/2004 S 17 is about 4 kilometres in diameter, and orbits Saturn at an average distance of 19,847,000 kilometres in about 1,044 days, at an inclination of 168.1° to the ecliptic, in a retrograde direction and with an eccentricity of 0.165. [2] [4]
This moon was considered lost [5] until its recovery was announced on 12 October 2022. [2]
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