Discovery [1] | |
---|---|
Discovered by | Scott S. Sheppard et al. |
Discovery site | Mauna Kea Obs. |
Discovery date | 12 December 2004 |
Orbital characteristics [2] | |
Epoch 9 August 2022 ( JD 2459800.5) | |
Observation arc | 15.60 yr (5,699 days) |
0.1235696 AU (18,486,000 km) | |
Eccentricity | 0.2713528 |
–2.57 yr (–938.36 d) | |
318.38441 ° | |
0° 23m 1.133s / day | |
Inclination | 166.99515° (to ecliptic) |
235.01103° | |
18.66111° | |
Satellite of | Saturn |
Group | Norse group |
Physical characteristics | |
Mean diameter | ≈6 km [3] |
Albedo | 0.04 (assumed) [3] |
24.5 [3] | |
16.3 [2] | |
S/2004 S 13 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 12 December 2004 and 9 March 2005.
S/2004 S 13 is about 6 kilometres in diameter, and orbits Saturn at an average distance of 18,486,000 kilometres in about 938 days, at an inclination of 167.0° to the ecliptic, in a retrograde direction and with an eccentricity of 0.271. [2] [4]
This moon was considered lost [5] until its recovery was announced on 12 October 2022. [2]
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