Hyrrokkin (moon)

David C. Jewitt, Scott S. Sheppard, January Kleyna, Brian G. Marsden

Hyrrokkin ( Saturn XLIV) is one of the smaller outer moons of the planet Saturn.

Discovery

The discovery of Hyrrokkin by David C. Jewitt, Scott S. Sheppard Jan and Brian G. Marsden on Kleyna recordings of 12 December 2004 to 30 April 2006 was announced on 26 June 2006. Hyrrokkin first received the provisional designation S/2004 S 19 In April 2007, the moon was named after the giantess Hyrrokkin from Norse mythology. Often the term Hyrokkin is used for the moon, this name was also initially published. However, the Working Group for Planetary System Nomenclature ( WGPSN ) of the International Astronomical Union ( IAU) decided later to use the original Norse spelling.

Path data

Hyrrokkin orbiting Saturn on a retrograde path in about 932 days. The orbital eccentricity is 0.333, the orbit is inclined with 151.4 ° to the ecliptic.

Structure and physical data

Hyrrokkin has a diameter of about 8 km.

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