S/2007 S 3
S/2007 S 3 is a natural satellite of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, Jan Kleyna, and Brian G. Marsden on 1 May 2007 from observations taken between 18 January and 19 April 2007.
| Discovery | |
|---|---|
| Discovered by | Scott S. Sheppard et al. |
| Discovery site | Mauna Kea Obs. |
| Discovery date | 16 January 2007 |
| Orbital characteristics | |
| Epoch 9 August 2022 (JD 2459800.5) | |
| Observation arc | 14.48 yr (5,287 days) |
| 0.1298753 AU (19,429,000 km) | |
| Eccentricity | 0.1428233 |
| –2.77 yr (–1011.10 d) | |
| 270.66716° | |
| 0° 21m 21.778s / day | |
| Inclination | 176.62877° (to ecliptic) |
| 127.32559° | |
| 18.70983° | |
| Satellite of | Saturn |
| Group | Norse group |
| Physical characteristics | |
Mean diameter | ≈5 km |
| Albedo | 0.04 (assumed) |
| 24.9 | |
| 15.7 | |
S/2007 S 3 is about 5 kilometres in diameter, and orbits Saturn at an average distance of 19,429,000 kilometres in about 1,011 days, at an inclination of 176.6° to the ecliptic, in a retrograde direction and with an eccentricity of 0.143.
This moon was considered lost until its recovery was announced on 12 October 2022.
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