S/2019 S 1
| Discovery[1] | |
|---|---|
| Discovered by | Ashton et al. |
| Discovery date | 2019 (announced 2021) |
| Orbital characteristics [1] | |
| 11221100 km | |
| Eccentricity | 0.623 |
| 443.78 days | |
| Inclination | 44.4° |
| Satellite of | Saturn |
| Group | Inuit group[2] |
| Physical characteristics | |
Mean diameter | 5+2.5 −1.5 km |
| 25.1 | |
S/2019 S 1 is a natural satellite of Saturn. Its discovery was announced by Edward Ashton, Brett J. Gladman, Jean-Marc Petit, and Mike Alexandersen on 16 November 2021 from Canada-France-Hawaii Telescope observations taken between 1 July 2019 and 14 June 2021.[1]
S/2019 S 1 is about 5 kilometres in diameter, and orbits Saturn at an average distance of 11.2 million km (7.0 million mi) in 443.78 days, at an inclination of 44° to the ecliptic, in a prograde direction and with an eccentricity of 0.623.[1] It belongs to the Inuit group of prograde irregular satellites, and is among the innermost irregular satellites of Saturn.[2]
References
- ^ a b c d "MPEC 2021-W14 : S/2019 S 1". minorplanetcenter.net. Retrieved 16 November 2021.
- ^ a b Ashton, Edward; Gladman, Brett; Beaudoin, Matthew; Alexandersen, Mike; Petit, Jean-Marc (October 2021). Detection biases favour retrograde over direct irregular moons. 53rd Annual DPS Meeting. American Astronomical Society. 308.09. Retrieved 17 November 2021.
| Geography | |
|---|---|
| Moons | |
| Astronomy | |
| Exploration | |
| Related | |
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