Bergelmir

Also known as Saturn XXXVIII, S/2004 S 15

moon of Saturn

Key facts

Discovered by: S. Sheppard , D. Jewitt , J. Kleyna , and B. Marsden
Discovery date: May 4, 2005
Designation: Saturn XXXVIII
Pronunciation: / ˈ b ɛər j ɛ l m ɪər / or / ˈ b ɜːr ɡ əl m ɪər /
Named after: Bergelmir
Alternative names: S/2004 S 15
Adjectives: Bergelmian
Semi major axis: 19 338 000 km
Orbital period sidereal: 1 006 .659 d
Inclination: 158.5 °
Satellite of: Saturn
Group: Norse group
Mean diameter

Article

Bergelmir or Saturn XXXVIII (provisional designation S/2004 S 15) is a natural satellite of Saturn. Its discovery was announced by Scott S. Sheppard, David C. Jewitt, Jan Kleyna, and Brian G. Marsden on May 4, 2005, from observations taken between December 12, 2004, and March 9, 2005.

Bergelmir is about 6 kilometers (4 miles) in diameter, and orbits Saturn at an average distance of 19,338,000 km in 1006.659 days, at an inclination of 157° to the ecliptic (134° to Saturn's equator), in a retrograde direction and with an eccentricity of 0.152. Its rotation period is 8.13±0.09 hours.