Key facts
- Discovered by
- Scott S. Sheppard et al.
- Discovery site
- Mauna Kea Obs.
- Discovery date
- 12 December 2004
- Observation arc
- 15.60 yr (5,699 days)
- Semi major axis
- 0.1235696 AU (18,486,000 km)
- Orbital period sidereal
- –2.57 yr (–938.36 d)
- Mean anomaly
- 318.38441 °
- Mean motion
- 0° 23 1.133 / day
- Inclination
- 166.99515° (to ecliptic )
- Longitude of ascending node
- 235.01103°
- Argument of perihelion
- 18.66111°
- Satellite of
- Saturn
- Group
- Norse group
- Mean diameter
- ≈ 6 km
- Albedo
- 0.04 (assumed)
via Wikipedia infobox
Wikidata facts
- Instance of
- moon of Saturn
- Parent body
- Saturn
- Diameter
- 6
- Orbital period
- -906
Show 7 more facts
- apparent magnitude
- 24.5
- discoverer or inventor
- David Clifford Jewitt
- orbital eccentricity
- 0.273
- orbital inclination
- 167.4
- semi-major axis of an orbit
- 18056254
- time of discovery or invention
- 2004-12-12
- provisional designation
- S/2004 S 13
Sources (1)
via Wikidata · CC0
~1 min read
Encyclopedic overview
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.
Excerpted from Wikipedia’s “S/2004 S 13” article, available under the CC BY-SA 4.0 licence.