Key facts
- Discovered by
- Scott S. Sheppard et al.
- Discovery site
- Mauna Kea Obs.
- Discovery date
- 13 December 2004
- Observation arc
- 15.67 yr (5,725 days)
- Semi major axis
- 0.1326708 AU (19,847,000 km)
- Orbital period sidereal
- –2.86 yr (–1043.92 d)
- Mean anomaly
- 226.13753 °
- Mean motion
- 0° 20 41.48 / day
- Inclination
- 168.11825° (to ecliptic )
- Longitude of ascending node
- 34.46812°
- Argument of perihelion
- 186.71765°
- Satellite of
- Saturn
- Group
- Norse group
- Mean diameter
- ≈ 4 km
- Albedo
- 0.04 (assumed)
via Wikipedia infobox
Wikidata facts
- Instance of
- moon of Saturn
- Parent body
- Saturn
- Diameter
- 4
- Orbital period
- -986
Show 7 more facts
- discoverer or inventor
- David Clifford Jewitt
- time of discovery or invention
- 2004-12-13
- provisional designation
- S/2004 S 17
- semi-major axis of an orbit
- 19099175
- orbital eccentricity
- 0.259
- orbital inclination
- 166.6
- apparent magnitude
- 25.2
Sources (1)
via Wikidata · CC0
~1 min read
Encyclopedic overview
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.
Excerpted from Wikipedia’s “S/2004 S 17” article, available under the CC BY-SA 4.0 licence.